[update] data length: 120 bytes

.gitignore

@@ -1,7 +0,0 @@
-.DS_Store
-*.cpython-37.opt-2.pyc
-*.pyc
-*/__pycache__
-/.vscode
-/media
-python/biopro/sever/_identify.py

python/biopro/device/device_cc2650.py

@@ -315,6 +315,14 @@ class CC2650MasterDevice(MasterDevice, metaclass=abc.ABCMeta):
 
         return cls.CC2650_RESET_PIN
 
+    @classmethod
+    def get_uart_irq_pin(cls) -> OutputPin:
+        if cls.CC2650_UART_IRQ is None:
+            cls.CC2650_UART_IRQ = OutputPin.get_used(P3Pin.MEM_RST, initial=True)
+
+        return cls.CC2650_UART_IRQ
+
+
 class CC2650Device(Device):
 
     def __init__(self,
@@ -947,6 +955,9 @@ class CC2650SingleMasterDevice(CC2650MasterDevice, Synchronized):
 
         self._cc2650.recv_util(..., when=self._cond, timeout=timeout)
 
+    def available_device(self) -> List[int]:
+        return [0]
+
     @synchronized
     def scan_callback(self, callback: Callable[[DeviceResponseInfo], None], timeout=5, all_device=False) -> bool:
         if self._scan_max_time != timeout:
@@ -1431,6 +1442,11 @@ class CC2650MultiMasterDevice(CC2650MasterDevice, Synchronized):
         super().shutdown()
         self._selector.close()
 
+    def available_device(self) -> List[int]:
+        return list(map(lambda it: it[0],
+                        filter(lambda it: it[1] is not None,
+                               enumerate(self._cc2650))))
+
     def get_device(self, device: int) -> Optional[Device]:
         return self._device[device]
 
@@ -1926,8 +1942,10 @@ class CC2650SingleMasterCentralDevice(CC2650MasterDevice, Synchronized):
         self.log_verbose('reset (hardware)')
 
         pin.output(False)
-        # sleep(0.001)
+        sleep(0.1)
+
         pin.output(True)
+        sleep(0.1)
 
     @synchronized
     def reset_software(self):
@@ -1950,6 +1968,9 @@ class CC2650SingleMasterCentralDevice(CC2650MasterDevice, Synchronized):
         """initialize cc2650 (master)"""
         pass
 
+    def available_device(self) -> List[int]:
+        return [0]
+
     def scan_send_ins(self):
         # send scan command
         try:
@@ -1965,16 +1986,21 @@ class CC2650SingleMasterCentralDevice(CC2650MasterDevice, Synchronized):
             clean_buf = self._cc2650.receive_timeout("20B", timeout=3)
             print("clean_buf = ", clean_buf)
 
-    # def cc2650_uart_irq(self):
-    #     uart_irq = self.get_uart_irq_pin()
-    #     uart_irq.output(False)
-    #     sleep(0.001)
-    #     uart_irq.output(True)
+    def cc2650_uart_irq(self):
+        uart_irq = self.get_uart_irq_pin()
+        uart_irq.output(False)
+        sleep(0.001)
+        uart_irq.output(True)
 
     @synchronized
     def scan_callback(self, callback: Callable[[DeviceResponseInfo], None], timeout=5, all_device=False) -> bool:
+        # if self._scan_max_time != timeout:
+        # self.log_info('set max scan limit time', timeout)
+        # self._scan_max_time = timeout
+
         self._found = found = []
         self._found_with_id = []
+        number_of_device = 0
         hdr_BPHS = [66, 80, 72, 83]
         scan_response: Union[Optional[tuple], Any] = None
 
@@ -1987,13 +2013,39 @@ class CC2650SingleMasterCentralDevice(CC2650MasterDevice, Synchronized):
         # print('send_scan', bytes(scan_ins))
         self._cc2650.send("bytes", bytes(scan_ins))
 
+        # for wait_scan_response in range(5):
+        #     try:    
+        #         scan_response = self._cc2650.recv_uart(0.2)
+        #     except RecvTimeout:
+        #         if wait_scan_response == 4:
+        #             self.reset_internal()
+        #             self.reset_hardware()
+        #             self._interface.flush()
+        #             return True
+        #         else:
+        #             self.log_info("wait for scan response")
+        #             continue
+
+        #     # check if response is valid
+        #     if scan_response is None:
+        #         if wait_scan_response == 4:
+        #             self.reset_internal()
+        #             self.reset_hardware()
+        #             self._interface.flush()
+        #         else:
+        #             self.log_info("wait for scan response")
+        #             continue
+        #     else:
+        #         break
+
         try:    
-            scan_response = self._cc2650.recv_uart(timeout)
+            scan_response = self._cc2650.recv_uart(0.2)
         except RecvTimeout:
-            # self.reset_internal()
-            # self.reset_hardware()
-            # self._interface.flush()
-            return False
+            self.reset_internal()
+            self.reset_hardware()
+            self._interface.flush()
+            return True
+
 
         # instruction format:
         # ins[0]: get_scan_response = 0x04
@@ -2088,35 +2140,6 @@ class CC2650SingleMasterCentralDevice(CC2650MasterDevice, Synchronized):
     def found(self) -> List[DeviceResponseInfo]:
         return self._found
 
-    def check_mem_survive(self) -> Optional[CC2650Device]:
-        ack = []
-        ins = bytearray()
-        ins.append(10)
-        ins.append(1) #length
-        ins.append(0xF1)
-        # print('ins', list(ins))
-
-        try:
-            self._cc2650.send("bytes", bytes(ins))
-
-        except SerialTimeoutException as e:
-            raise RecvTimeout('device CC2650 check_mem_survive timeout') from e
-
-        else:
-            try:
-                ack = self._cc2650.recv_uart(0.001)
-
-            except RecvTimeout:
-                self.log_info("no memory board")
-
-            # else:
-            #     print('ack=', ack)
-
-        if ack == [3]:
-            return True
-
-        return False
-
     @synchronized
     def connect(self, response: DeviceResponseInfo, direct_connect: bool = False) -> Optional[CC2650Device]:
         if self._handle is not None:
@@ -2532,10 +2555,11 @@ class CC2650MultiMasterCentralDevice(CC2650MasterDevice, Synchronized):
 
                 if m is None:
                     m = CC2650SingleMasterCentralDevice(self._master, self._interface, self._options)
-                    self._cc2650[i] = m
+                    # m.set_log_level(self._cc2650_log_level)
 
                 self._interface.flush()
                 self._selector.select(i)
+                # self._mem_selector.select(i)
 
                 try:
                     self.log_info('reset device', i)
@@ -2543,7 +2567,10 @@ class CC2650MultiMasterCentralDevice(CC2650MasterDevice, Synchronized):
                     with m:
                         m.reset_internal()
                         m.reset_hardware()
-                        m.reset_software()
+
+                        if software_reset:
+                            m.reset_software()
+                            self._cc2650[i] = m
 
                 except RecvTimeout:
                     self.log_warn('reset device', i, 'fail')
@@ -2552,11 +2579,83 @@ class CC2650MultiMasterCentralDevice(CC2650MasterDevice, Synchronized):
         if not software_reset:
             return
 
-    def _foreach_empty_master(self) -> Iterable[int]:
-        for i in range(len(self._device)):
+        # check reset result
+        available_device_id = list(map(lambda it: it[0],
+                                       filter(lambda it: it[1] is not None,
+                                              enumerate(self._cc2650))))
+
+        if len(available_device_id) == 0:
+            raise RuntimeError("reset fail, no device found")
+
+        self.log_verbose('available device', ' '.join(map(str, available_device_id)))
+
+        # initial hardware
+        for i in range(len(self._cc2650)):
+            m = self._cc2650[i]
+
+            if m is not None:
+                self._interface.flush()
+                self._selector.select(i)
+                # self._mem_selector.select(i)
+
+                try:
+                    self.log_info('init device', i)
+
+                except RecvTimeout:
+                    self.log_warn('init device', i, 'fail')
+                    self._cc2650[i] = None
+
+        # check init result, again
+        available_device_id = list(map(lambda it: it[0],
+                                       filter(lambda it: it[1] is not None,
+                                              enumerate(self._cc2650))))
+
+        if len(available_device_id) == 0:
+            raise RuntimeError("init fail, no device success")
+
+    def reset_empty_master(self, device: Optional[List[int]] = None, software_reset=True):
+        self.log_verbose('reset')
+
+        # reset hardware
+        # print("reset device = ", device)
+        for i in range(len(self._cc2650)):
+            # print(i)
+
+            m = self._cc2650[i]
             d = self._device[i]
 
-            if d is None:
+            # print(m, d)
+
+            if m is not None and d is None:
+                m = CC2650SingleMasterCentralDevice(self._master, self._interface, self._options)
+                # m.set_log_level(self._cc2650_log_level)
+
+                self._interface.flush()
+                self._selector.select(i)
+                self._mem_selector.select(i)
+
+                try:
+                    self.log_info('reset device', i)
+
+                    with m:
+                        m.reset_internal()
+                        m.reset_hardware()
+
+                except RecvTimeout:
+                    self.log_warn('reset device', i, 'fail')
+                    self._cc2650[i] = None
+
+    def available_device(self) -> List[int]:
+        return list(map(lambda it: it[0],
+                        filter(lambda it: it[1] is not None,
+                               enumerate(self._cc2650))))
+
+    def _foreach_empty_master(self) -> Iterable[int]:
+        for i in range(len(self._cc2650)):
+            m = self._cc2650[i]
+            d = self._device[i]
+
+            if m is not None and d is None:
                 yield i
 
     def scan_callback(self, callback: Callable[[DeviceResponseInfo], None], timeout=5, all_device=False) -> bool:
@@ -2564,35 +2663,28 @@ class CC2650MultiMasterCentralDevice(CC2650MasterDevice, Synchronized):
 
         all_result = False
 
-        for device in range(len(self._cc2650)):
+        for device in self._foreach_empty_master():
             self.log_verbose('use', device)
 
             m = self._cc2650[device]
             d = self._device[device]
 
-            if d is None:
+            if m is not None and d is None:
                 error = None
 
                 with self:
                     self._interface.flush()
                     self._selector.select(device)
+                    # self._mem_selector.select(device)
 
                     try:
-                        if m.check_mem_survive() == False:
-                            continue
-
-                        result = m.scan_callback(callback, timeout=0.001)
+                        sleep(0.0001)
+                        result = m.scan_callback(callback, timeout=timeout)
 
                     except RuntimeError as e:
                         error = e
 
                     else:
-
-                        if result == False:
-                            result = True
-                            all_result = all_result or result
-                            continue
-
                         all_result = all_result or result
 
                         if result and not all_device:
@@ -2600,7 +2692,8 @@ class CC2650MultiMasterCentralDevice(CC2650MasterDevice, Synchronized):
 
                 if error is not None:
                     self.log_warn('suppressed error : ' + str(error))
-
+                    # self.reset(device)
+        sleep(1)
         return all_result
 
     def found(self) -> List[DeviceResponseInfo]:
@@ -2653,6 +2746,7 @@ class CC2650MultiMasterCentralDevice(CC2650MasterDevice, Synchronized):
         with self:
             self._interface.flush()
             self._selector.select(master)
+            # self._mem_selector.select(device)
 
             sleep(0.0001)
             d = m.connect(response, direct_connect)

python/biopro/device/manager.py

@@ -383,6 +383,9 @@ class DeviceManager(MasterDevice, Synchronized):
         self._demo.clear()
         self._centralMaster.reset(device, software_reset)
 
+    def available_device(self) -> List[int]:
+        return self._centralMaster.available_device()
+
     @logging_info
     def shutdown(self, release_resource=True):
         # shutdown reset memeryboard
@@ -572,11 +575,6 @@ class DeviceManager(MasterDevice, Synchronized):
                 if slave.device_id == device:
                     return slave
 
-        elif isinstance(device, str):
-            for slave in self._device:
-                if ':'.join('{:02x}'.format(b) for b in slave.mac_address) == device:
-                    return slave
-
         elif isinstance(device, DeviceInfo):
             for slave in self._device:
                 if device.match(slave):

python/biopro/devlib/data.py

@@ -889,14 +889,12 @@ class I4V4Z4T4DataDecoder(RecDataDecoder):
         cycle_number = struct.unpack('>H', data[17:19])[0]
         finish_mode_falg = data[19]
 
-        mem_wrong_information = struct.unpack('>i', data[40:40+4])[0]
-
         # print('decode', list(data[20:]))
-        mem_wrong = data[40]
-        mem_retry_cnt = data[41]
-        mem_green_wrong = data[42]
-        mem_green_retry_cnt = data[43]
-        ram_num = data[44]
+        mem_wrong = data[120]
+        mem_retry_cnt = data[121]
+        mem_green_wrong = data[122]
+        mem_green_retry_cnt = data[123]
+        ram_num = data[124]
         broken_flag = data[-1]
 
         if (finish_mode_falg & 0b11110000 == 0b10100000):
@@ -932,7 +930,6 @@ class I4V4Z4T4DataDecoder(RecDataDecoder):
                 #       '|', '{:5}'.format(mem_retry_cnt),
                 #       '|', '{:5}'.format(mem_green_wrong),
                 #       '|', '{:5}'.format(mem_green_retry_cnt),
-                #       '|', '{:5}'.format(mem_wrong_information),
                 #       '|', '{:5}'.format(ram_num),
                 #       '|', '{:5}'.format(broken_flag),
                 #       '@', str(self.device), '|')
@@ -951,14 +948,12 @@ class I4V4Z4T4DataDecoder(RecDataDecoder):
         ret.append_data(3, cycle_number)
 
         # memoryboard information
-        # ret.append_data(4, mem_wrong)
-        # ret.append_data(5, mem_retry_cnt)
-        # ret.append_data(6, mem_green_wrong)
-        # ret.append_data(7, mem_green_retry_cnt)
-        ret.append_data(4, ram_num)
-        ret.append_data(5, broken_flag)
-        ret.append_data(6, mem_wrong_information)
-        # ret.append_data(4, ram_num)
+        ret.append_data(4, mem_wrong)
+        ret.append_data(5, mem_retry_cnt)
+        ret.append_data(6, mem_green_wrong)
+        ret.append_data(7, mem_green_retry_cnt)
+        ret.append_data(8, ram_num)
+        ret.append_data(9, broken_flag)
     
         if cycle_number != self._cycle_number:
             # notify cycle_number change
@@ -1383,46 +1378,41 @@ class EISZeroOneDataDecoder(RecDataDecoder):
 
             index = 20
             for i in range(index, index+16, 8):
-                phase_para_a.append(struct.unpack('>i', cali_coeff[i+1:i+5])[0])
+                phase_para_a.append(struct.unpack('>I', cali_coeff[i+1:i+5])[0])
                 phase_para_b.append(struct.unpack('>i', cali_coeff[i+5:i+9])[0])
 
             index = 40
             for i in range(index, index+16, 8):
-                phase_para_a.append(struct.unpack('>i', cali_coeff[i+1:i+5])[0])
+                phase_para_a.append(struct.unpack('>I', cali_coeff[i+1:i+5])[0])
                 phase_para_b.append(struct.unpack('>i', cali_coeff[i+5:i+9])[0]) 
 
             #Lv[0] 160k
             index = 60
-            hsrtia_a.append(struct.unpack('>i', cali_coeff[index+1:index+5])[0]/1e8)
+            hsrtia_a.append(struct.unpack('>I', cali_coeff[index+1:index+5])[0]/1e8)
             hsrtia_b.append(struct.unpack('>i', cali_coeff[index+5:index+9])[0]/1e8)
             hsrtia_c.append(struct.unpack('>i', cali_coeff[index+9:index+13])[0]/1e4)
             hsrtia_d.append(struct.unpack('>B', cali_coeff[index+13:index+14])[0])
 
             #Lv[1] 20k
             index = 80
-            hsrtia_a.append(struct.unpack('>i', cali_coeff[index+1:index+5])[0]/1e8)
+            hsrtia_a.append(struct.unpack('>I', cali_coeff[index+1:index+5])[0]/1e8)
             hsrtia_b.append(struct.unpack('>i', cali_coeff[index+5:index+9])[0]/1e8)
-            hsrtia_c.append(struct.unpack('>i', cali_coeff[index+9:index+13])[0]/1e4)
+            hsrtia_c.append(struct.unpack('>I', cali_coeff[index+9:index+13])[0]/1e4)
             hsrtia_d.append(struct.unpack('>B', cali_coeff[index+13:index+14])[0])
 
             #Lv[2] 5k
             index = 100
-            hsrtia_a.append(struct.unpack('>i', cali_coeff[index+1:index+5])[0]/1e8)
+            hsrtia_a.append(struct.unpack('>I', cali_coeff[index+1:index+5])[0]/1e8)
             hsrtia_b.append(struct.unpack('>i', cali_coeff[index+5:index+9])[0]/1e8)
-            hsrtia_c.append(struct.unpack('>i', cali_coeff[index+9:index+13])[0]/1e4)
+            hsrtia_c.append(struct.unpack('>I', cali_coeff[index+9:index+13])[0]/1e4)
             hsrtia_d.append(struct.unpack('>B', cali_coeff[index+13:index+14])[0])
 
             #Lv[3] 200R
             index = 120
-            hsrtia_a.append(struct.unpack('>i', cali_coeff[index+1:index+5])[0]/1e8)
-            hsrtia_b.append(struct.unpack('>i', cali_coeff[index+5:index+9])[0]/1e8)
-            hsrtia_c.append(struct.unpack('>i', cali_coeff[index+9:index+13])[0]/1e4)
-            hsrtia_d.append(struct.unpack('>B', cali_coeff[index+13:index+14])[0])
-
-            # hsrtia_a.append(struct.unpack('>I', cali_coeff[index+1:index+5])[0])
-            # hsrtia_b.append(struct.unpack('>I', cali_coeff[index+5:index+9])[0]/1e6)
-            # hsrtia_c.append(struct.unpack('>I', cali_coeff[index+9:index+13])[0]/1e5)
-            # hsrtia_d.append(struct.unpack('>I', cali_coeff[index+13:index+17])[0]/1e6)
+            hsrtia_a.append(struct.unpack('>I', cali_coeff[index+1:index+5])[0])
+            hsrtia_b.append(struct.unpack('>I', cali_coeff[index+5:index+9])[0]/1e6)
+            hsrtia_c.append(struct.unpack('>I', cali_coeff[index+9:index+13])[0]/1e5)
+            hsrtia_d.append(struct.unpack('>I', cali_coeff[index+13:index+17])[0]/1e6)
 
             # print('cutoff_freq', cutoff_freq)
             # print('hsrtia_a', hsrtia_a)
@@ -1502,19 +1492,13 @@ class EISZeroOneDataDecoder(RecDataDecoder):
 
                     voltage_mag = math.sqrt(img ** 2 + real ** 2) * (1 + freq ** 2 / cutoff_freq ** 2)
 
-                    # if (gain == 3):
-                    #     current = hsrtia_a[gain] * math.exp(hsrtia_b[gain] * voltage_mag) + hsrtia_c[gain] * math.exp(hsrtia_d[gain] * voltage_mag)
-                    # else:
-                    current = voltage_mag ** 2 * hsrtia_a[gain] + voltage_mag * hsrtia_b[gain] + hsrtia_c[gain]
-                    # print(current)
-                    # print(voltage_mag)
-                    # print(hsrtia_a[gain])
-                    # print(hsrtia_b[gain])
-                    # print(hsrtia_c[gain])
+                    if (gain == 3):
+                        current = hsrtia_a[gain] * math.exp(hsrtia_b[gain] * voltage_mag) + hsrtia_c[gain] * math.exp(hsrtia_d[gain] * voltage_mag)
+                    else:
+                        current = voltage_mag ** 2 * hsrtia_a[gain] + voltage_mag * hsrtia_b[gain] + hsrtia_c[gain]
 
                     if (current != 0):
-                        # impedance = voltage_amp * 1000_000 / 1.414213 / current 
-                        impedance = voltage_amp * 707106.78 / current 
+                        impedance = voltage_amp * 1000000 / current 
                     else:
                         impedance = 0
 

python/biopro/devlib/device.py

@@ -963,6 +963,10 @@ class MasterDevice(LoggerFlag, metaclass=abc.ABCMeta):
         """
         pass
 
+    @abc.abstractmethod
+    def available_device(self) -> List[int]:
+        pass
+
     def scan(self, timeout=5, all_device=False) -> List[DeviceResponseInfo]:
         """scan the nearby device.
 
@@ -1097,6 +1101,9 @@ class NullMasterDevice(MasterDevice):
     def shutdown(self, release_resource=True):
         pass
 
+    def available_device(self) -> List[int]:
+        return []
+
     def scan(self, timeout=5, all_device=False) -> List[DeviceResponseInfo]:
         return []
 

python/biopro/impl/cc2650/cc2650.py

@@ -3720,9 +3720,12 @@ class CC2650Central(LoggerFlag):
             if ret is not None and len(ret) > 0:
                 return ret
 
-            elif _time() - start > 0.01: # read timeout
+            elif _time() - start > 1:
                 return None
 
+            else:
+                sleep(0.01)
+
     def _recv_event(self, timeout: Optional[float] = 1) -> Optional[list]:
         code = self._recv_byte()
         # print("code = ", code)

python/biopro/impl/ext_mem.py

@@ -16,6 +16,8 @@ MEM_REG_READ = 0x05
 DEFAULT_REGISTER_VALUE = 0b0100_0011  # 67
 MEM_SIZE = 0x1000
 
+_RUNTIME_COMPILE = False
+
 _SLEEP_TIME_ = 0.001
 
 
@@ -23,94 +25,73 @@ _SLEEP_TIME_ = 0.001
 def zero_buffer(size: int) -> List[int]:
     return [0] * size
 
-class MultiExtMemSpiInterface(LowLevelHardwareInterface):
+
+class ExtMemSpiInterface(LowLevelHardwareInterface):
     MEM_INS_MARKED = [MEM_INS_WRITE, 0, 2, 1, 1]
     MEM_INS_RESET  = [MEM_INS_WRITE, 0, 2, 1, 1, 0, 0xFF]
 
-    __slots__ = ('_selector', '_wait_for_first_data', '_spi', '_tx_buffer_header', '_tx_buffer_data',
-                 'pin_busy', 'pin_mem_req', 'pin_mem_sel', 'pin_ram_sel',
+    __slots__ = ('_spi', '_tx_buffer', '_tx_buffer_header', '_tx_buffer_data',
+                 'pin_busy', 'pin_request', 'pin_reset', 'pin_sel',
                  '_pin_sel_val',
-                 '_pin_ram_sel_value', '_pin_mem_sel_value', '_pin_mem_req_value',
                  '_read_green_times','_read_red_times',
                  '_elite_data_len', '_mem_header_len', '_mem_tailer_len', '_single_data_len',
                  '_head_wrong_cnt')
 
-    def __init__(self,
-                 select: Selector,
-                 device: Tuple[int, int] = None):
-
+    def __init__(self, device: Tuple[int, int] = None):
+        super().__init__()
         self._spi = HardwareImplSpiInterface(device,
-                                             spi_speed=12_000_000)
+                                             spi_speed=12_000_000  # XXX temp parameter
+                                             )
 
-        self._elite_data_len = 40
+        self._elite_data_len = 120
         self._mem_header_len = 3
         self._mem_tailer_len = 8
         self._single_data_len = self._elite_data_len + self._mem_header_len + self._mem_tailer_len
 
         # buffer
+        self._tx_buffer = [0] * 512
         self._tx_buffer_header = [0] * 11
         self._tx_buffer_data = [0] * (self._single_data_len * 10 + 3)
 
         # memory control pin
         self.pin_busy = OutputPin.get_used(P3Pin.MEM_BZY, True)
-        self.pin_mem_req = OutputPin.get_used(P3Pin.MEM_REQ, False)
-        self.pin_mem_sel = OutputPin.get_used(P3Pin.MEM_RST, True) # MEM_RST -> actually which memory board is assign
-        self.pin_ram_sel: Optional[InputPin] = InputPin.get_used(P3Pin.MEM_SEL) # MEM_SEL -> actually is RAM_SEL, which RAM is assign
+        self.pin_request = OutputPin.get_used(P3Pin.MEM_REQ, True)
+        self.pin_reset = OutputPin.get_used(P3Pin.MEM_RST, True)
+        self.pin_sel: Optional[InputPin] = InputPin.get_used(P3Pin.MEM_SEL)
 
-        self._pin_ram_sel_value = [bool(self.pin_ram_sel) for _ in range(Selector.SIZE)]
-        self._pin_mem_sel_value = [bool(self.pin_mem_sel) for _ in range(Selector.SIZE)]
-        self._pin_mem_req_value = [bool(self.pin_mem_req) for _ in range(Selector.SIZE)]
+        self._pin_sel_val = False
 
         self._read_green_times = 0
         self._read_red_times = 0
 
         self._head_wrong_cnt = [0, 0, 0, 0, 0, 0, 0, 0]
 
-
-        self._selector = select
-
-        self._pin_sel_val = [False for _ in range(Selector.SIZE)]
-        self._wait_for_first_data = [True for _ in range(Selector.SIZE)]
-
-    def set_pin_mem_req(self, value: bool):
-        channel = self.select
-        self.pin_mem_req.output(value)
-        self._pin_mem_req_value[channel] = value
-
-    def set_pin_mem_sel(self, value: bool):
-        channel = self.select
-        self.pin_mem_sel.output(value)
-        self._pin_mem_sel_value[channel] = value
-
-    def get_pin_mem_req(self):
-        channel = self.select
-        return self._pin_mem_req_value[channel]
-
-    def get_pin_ram_sel(self):
-        channel = self.select
-        if self.pin_ram_sel.input() == 0:
-            self._pin_ram_sel_value[channel] = False
-        else:
-            self._pin_ram_sel_value[channel] = True
-        return self._pin_ram_sel_value[channel]
-
-    @property
-    def select(self) -> int:
-        return self._selector.channel
-
-    @select.setter
-    def select(self, value: int):
-        self._selector.select(value)
-
     def reset(self):
         self._spi.reset()
 
+    def close(self):
+        self._spi.close()
+
     def flush(self):
+        self.pin_reset.output(False)
+        self.pin_reset.output(True)
+
+    @property
+    def select(self) -> int:
+        return 0
+
+    @select.setter
+    def select(self, value: int):
         pass
 
-    def close(self):
-        self._selector.close()
-        self._spi.close()
+    def changed(self, flip=False) -> bool:
+        old = self._pin_sel_val
+        value = self.pin_sel.input()
+
+        if flip:
+            self._pin_sel_val = value
+
+        return value != old
 
     def send_byte(self, data: bytes):
         raise RuntimeError()
@@ -118,18 +99,25 @@ class MultiExtMemSpiInterface(LowLevelHardwareInterface):
     def recv_byte(self, size: int) -> Optional[bytes]:
         raise RuntimeError()
 
-    def foreach(self) -> Iterable[int]:
-        for channel in self._selector.foreach():
-            yield channel
+    def request_data(self):
+        self.pin_request.output(False)
+        sleep(0.001)
 
-    def set_wait_flag(self, spi_idx:int = None, value:bool = None):
-        self._wait_for_first_data[spi_idx] = value
+        # count = 0
+        # for i in range(300):
+        #     count = count + 1
 
-    def get_wait_flag(self, spi_idx:int = None)  -> Optional[bool]:
-        if spi_idx < Selector.SIZE:
-            return self._wait_for_first_data[spi_idx]
-        else:
-            return None
+        self.pin_request.output(True)
+
+        # sleep(0.001) -> 1.2ms
+        # no sleep     -> 5us ~ 12us (central can't receive)
+
+        # for i in range
+        # (1000) -> 500us ~ 1ms
+        # (500)  -> 200us ~ 500us
+        # (300)  -> 120us ~ 270us (seldom)
+        # (200)  ->  70us ~ 160us (skip req about every 64 time) x
+        # (100)  ->  40us ~ 100us (skip req sometimes) x
 
     def compare_green_data(self, data_first: Union[bytes, List[int]], data_second: Union[bytes, List[int]], data_third: Union[bytes, List[int]], length: int):
         data = []
@@ -174,6 +162,7 @@ class MultiExtMemSpiInterface(LowLevelHardwareInterface):
             address = 0
 
             # first read to get data length
+            tx = self._tx_buffer
             tx_h = self._tx_buffer_header
 
             tx_h[0] = MEM_INS_READ
@@ -189,8 +178,8 @@ class MultiExtMemSpiInterface(LowLevelHardwareInterface):
 
             if (data[0] != 255 or data[1] != 255 or data[2] != 255):
                 self._head_wrong_cnt[device] = self._head_wrong_cnt[device] + 1
-                if (self._head_wrong_cnt[device] <= 5): # print 5 times
-                    print('data_first[0:3] != [255, 255, 255], device:', device, ',', self._head_wrong_cnt[device], 'times')
+                if (self._head_wrong_cnt[device] < 6):
+                    print('data_first[0:3] != [255, 255, 255]', device)
                     print(list(data[0:7]))
 
             data[0:3] = [255, 255, 255]
@@ -209,13 +198,13 @@ class MultiExtMemSpiInterface(LowLevelHardwareInterface):
             # if (data_first[0] != 255 or data_first[1] != 255 or data_first[2] != 255):
             #     self._head_wrong_cnt[device] = self._head_wrong_cnt[device] + 1
             #     if (self._head_wrong_cnt[device] < 10):
-            #         print('data_first[0:3] != [255, 255, 255], device:', device, ',', self._head_wrong_cnt[device], 'times')
+            #         print('data_first[0:3] != [255, 255, 255]', device)
             #         print(list(data_first[0:7]))
 
             # if (data_second[0] != 255 or data_second[1] != 255 or data_second[2] != 255):
             #     self._head_wrong_cnt[device] = self._head_wrong_cnt[device] + 1
             #     if (self._head_wrong_cnt[device] < 10):
-            #         print('data_second[0:3] != [255, 255, 255], device:', device, ',', self._head_wrong_cnt[device], 'times')
+            #         print('data_second[0:3] != [255, 255, 255]', device)
             #         print(list(data_second[0:7]))
 
             # if (data_first[3:] == data_second[3:]):
@@ -367,39 +356,108 @@ class MultiExtMemSpiInterface(LowLevelHardwareInterface):
 
         self._spi.send_byte(tx)
 
+    def flush_all(self):
+        self.flush()
+
+    def foreach(self) -> Iterable[int]:
+        yield 0
+
+
+class MultiExtMemSpiInterface(ExtMemSpiInterface):
+    __slots__ = ('_selector', '_wait_for_first_data')
+
+    def __init__(self,
+                 select: Selector,
+                 device: Tuple[int, int] = None):
+        super().__init__(device)
+
+        self._selector = select
+
+        self._pin_sel_val = [False for _ in range(Selector.SIZE)]
+        self._wait_for_first_data = [True for _ in range(Selector.SIZE)]
+
+    @property
+    def select(self) -> int:
+        return self._selector.channel
+
+    @select.setter
+    def select(self, value: int):
+        self._selector.select(value)
+
+    def changed(self, flip=False) -> bool:
+        channel = self._selector.channel
+        old = self._pin_sel_val[channel]
+        value = bool(self.pin_sel)
+
+        if flip:
+            self._pin_sel_val[channel] = value
+
+        return value != old
+
+    def reset(self):
+        self._spi.reset()
+
+    def close(self):
+        self._selector.close()
+        super().close()
+
+    def flush_all(self):
+        for _ in self._selector.foreach():
+            self.pin_reset.output(False)
+            self.pin_reset.output(True)
+
+    def foreach(self) -> Iterable[int]:
+        for channel in self._selector.foreach():
+            yield channel
+
+    def set_wait_flag(self, spi_idx:int = None, value:bool = None):
+        self._wait_for_first_data[spi_idx] = value
+    
+    def get_wait_flag(self, spi_idx:int = None)  -> Optional[bool]:
+        if spi_idx < Selector.SIZE:
+            return self._wait_for_first_data[spi_idx]
+        else:
+            return None
+
+
 class ExtMemManager:
-    def __init__(self, ext_mem: MultiExtMemSpiInterface):
+    def __init__(self, ext_mem: ExtMemSpiInterface):
+        self._mem_sel = InputPin.get_used(P3Pin.MEM_SEL, pull_up_down=True)
+        self._mem_req = OutputPin.get_used(P3Pin.MEM_REQ, initial=True)
+
         self._ext_mem = ext_mem
 
+    @property
+    def mem_sel(self) -> int:
+        return int(self._mem_sel)
+
+    @property
+    def mem_req(self) -> int:
+        return int(self._mem_req)
+
+    def mem_request(self):
+        self._mem_req.pulse()
+        sleep(_SLEEP_TIME_)
+
     def get_ext_mem_register(self) -> List[Tuple[Optional[int], Optional[int]]]:
         ret = [(None, None) for _ in range(Selector.SIZE)]
 
         for channel in self._ext_mem.foreach():
             r = [None, None]
 
-            self._ext_mem.set_pin_mem_sel(False)
-            pin_value = self._ext_mem.get_pin_mem_req()
-            self._ext_mem.set_pin_mem_req(not pin_value)
-
-            m1 = int(self._ext_mem.get_pin_ram_sel())
+            self.mem_request()
+            sleep(0.01)
+            m1 = int(self._mem_sel)
             # print("m1 = ", m1)
             self._ext_mem.write_register(DEFAULT_REGISTER_VALUE)
             r[m1] = self._ext_mem.read_register()
-            sleep(0.040)
-            self._ext_mem.set_pin_mem_sel(True)
-            sleep(0.200)
 
-            self._ext_mem.set_pin_mem_sel(False)
-            pin_value = self._ext_mem.get_pin_mem_req()
-            self._ext_mem.set_pin_mem_req(not pin_value)
-
-            m2 = int(self._ext_mem.get_pin_ram_sel())
+            self.mem_request()
+            sleep(0.01)
+            m2 = int(self._mem_sel)
             # print("m2 = ", m2)
             self._ext_mem.write_register(DEFAULT_REGISTER_VALUE)
             r[m2] = self._ext_mem.read_register()
-            sleep(0.040)
-            self._ext_mem.set_pin_mem_sel(True)
-            sleep(0.200)
 
             ret[channel] = tuple(r)
 
@@ -425,6 +483,33 @@ class ExtMemManager:
 
         return 0
 
+    def get_no_device_channel(self, result: List[Tuple[Optional[int], Optional[int]]] = None) -> List[int]:
+        if result is None:
+            result = self.get_ext_mem_register()
+
+        ret = []
+
+        for channel, result in enumerate(result):
+            if self.is_no_device(result):
+                ret.append(channel)
+
+        return ret
+
+    def get_memory_test_fail(self, result: List[Tuple[Optional[int], Optional[int]]] = None) -> List[int]:
+        if result is None:
+            result = self.get_ext_mem_register()
+
+        ret = []
+
+        for channel, result in enumerate(result):
+            if self.is_no_device(result):
+                continue
+
+            if self.is_memory_test_fail(result) != 0:
+                ret.append(channel)
+
+        return ret
+
     def get_available_channel(self, result: List[Tuple[Optional[int], Optional[int]]] = None) -> List[int]:
         if result is None:
             result = self.get_ext_mem_register()
@@ -441,3 +526,173 @@ class ExtMemManager:
             ret.append(channel)
 
         return ret
+
+    def test_available_channel(self, result: List[Tuple[Optional[int], Optional[int]]] = None) -> List[int]:
+        if result is None:
+            result = self.get_ext_mem_register()
+
+        available_channel = []
+
+        for channel, result in enumerate(result):
+            r1, r2 = result
+
+            if self.is_no_device(result):
+                print('channel', channel, 'no device')
+                continue
+
+            test_pass = True
+
+            if r1 is None or r2 is None:
+                test_pass = False
+                print('channel', channel, 'mem_sel', 'x', 'not change')
+
+            if r1 is not None and r1 > 0 and r1 != DEFAULT_REGISTER_VALUE:
+                test_pass = False
+                print('channel', channel, 'mem_sel', 0, 'register', r1)
+
+            if r2 is not None and r2 > 0 and r2 != DEFAULT_REGISTER_VALUE:
+                test_pass = False
+                print('channel', channel, 'mem_sel', 1, 'register', r2)
+
+            if test_pass:
+                print('channel', channel, 'mem_sel', 0, 'register', r1)
+                print('channel', channel, 'mem_sel', 1, 'register', r2)
+                available_channel.append(channel)
+
+        return available_channel
+
+    def test_memory_read_write(self, channel: int, print_result=False) -> bool:
+        self._ext_mem.select = channel
+
+        addr = 4
+        size = 100
+        test_pass = True
+
+        while addr < MEM_SIZE:
+            d1 = [randint(10, 99) for _ in range(size)]
+            d2 = [randint(10, 99) for _ in range(size)]
+
+            self.mem_request()
+            m1 = int(self._mem_sel)
+            self._ext_mem.write_memory(addr, d1)
+
+            self.mem_request()
+            m2 = int(self._mem_sel)
+            self._ext_mem.write_memory(addr, d2)
+
+            self.mem_request()
+            m11 = int(self._mem_sel)
+            r1 = self._ext_mem.read_memory(addr, size)
+
+            if m1 != m11:
+                test_pass = False
+                if print_result:
+                    print('channel', channel, 'mem_sel not change')
+
+            if d1 != r1:
+                test_pass = False
+                if print_result:
+                    self.print_bytes_diff(d1, r1)
+
+            self.mem_request()
+            m22 = int(self._mem_sel)
+            r2 = self._ext_mem.read_memory(addr, size)
+
+            if m2 != m22:
+                test_pass = False
+                if print_result:
+                    print('channel', channel, 'mem_sel not change')
+
+            if d2 != r2:
+                test_pass = False
+                if print_result:
+                    self.print_bytes_diff(d2, r2)
+
+            addr += size
+
+        return test_pass
+
+    @staticmethod
+    def print_bytes_diff(_1: List[int], _2: List[int]):
+        s1 = ''
+        s2 = ''
+
+        l1 = len(_1)
+        l2 = len(_2)
+
+        for i in range(min(l1, l2)):
+            v1 = _1[i]
+            v2 = _2[i]
+
+            if v1 == v2:
+                s1 += '%02X ' % v1
+                s2 += '%02X ' % v2
+            else:
+                s1 += '%02X ' % v1
+                s2 += pc('%02X' % v2, RED) + ' '
+
+        if l1 == l2:
+            pass
+
+        elif l1 < l2:
+            for i in range(l1, l2):
+                s2 += pc('%02X' % _2[i], GREEN) + ' '
+        else:
+            for i in range(l2, l1):
+                s1 += pc('%02X' % _1[i], RED) + ' '
+
+        print(s1)
+        print(s2)
+
+
+def hardware_test():
+    ext_mem = MultiExtMemSpiInterface(Selector.get(Selector.MEM_SELECTOR))
+
+    fake_mode = False
+
+    try:
+        ext_mem.reset()
+    except FileNotFoundError:
+        fake_mode = True
+
+    ret = {
+        'channel_count': Selector.SIZE,
+        'memory_size':   MEM_SIZE,
+        'pin_mem_req':   P3Pin.MEM_REQ,
+        'pin_mem_sel':   P3Pin.MEM_SEL,
+    }
+
+    if not fake_mode:
+        tester = ExtMemManager(ext_mem)
+
+        result = tester.get_ext_mem_register()
+        no_device = tester.get_no_device_channel(result)
+        reg_fail = tester.get_memory_test_fail(result)
+        available = tester.get_available_channel(result)
+
+        channel = ['unknown' for _ in range(Selector.SIZE)]
+
+        for ch in range(len(channel)):
+            if ch in no_device:
+                channel[ch] = 'no_device'
+
+            elif ch in reg_fail:
+                channel[ch] = 'reg_fail'
+
+            elif not tester.test_memory_read_write(ch):
+                channel[ch] = 'mem_fail'
+
+            else:
+                channel[ch] = 'available'
+
+        ret['register'] = result
+        ret['available'] = available
+        ret['channel'] = channel
+
+    return ret
+
+
+if __name__ == '__main__':
+    from pprint import pprint
+
+    pprint(hardware_test())

python/biopro/impl/interface_spi.py

@@ -53,7 +53,7 @@ class HardwareImplSpiInterface(LowLevelHardwareInterface):
     *MISO*, *SCLK*, *GE0_N*
     """
 
-    __slots__ = ('_device', '_spi', '_spi_mode', '_spi_speed')
+    __slots__ = ('_device', '_spi', '_spi_mode', 'pin_request', '_spi_speed')
 
     def __init__(self,
                  device: Tuple[int, int] = None,

python/biopro/impl/interface_uart.py

@@ -28,7 +28,7 @@ class UARTInterface(LowLevelHardwareInterface):
         self._serial = serial.Serial(self._port,
                                      baudrate=self._baudrate,
                                      timeout=0,
-                                     writeTimeout=0.01)
+                                     writeTimeout=1)
         # deprecate function name which change at version 3.0
         self._serial.flushInput()
         self._serial.flushOutput()

python/biopro/impl/selector.py

@@ -117,14 +117,14 @@ class Selector:
         self._p1.output(p[1])
         self._p2.output(p[2])
 
-        # if (value == 4 and self._last_sel != 6):
-        #     print('mem_sel is not use gray code, value:', value, ', last value:', self._last_sel)
-        # elif (value == 5 and self._last_sel != 4):
-        #     print('mem_sel is not use gray code, value:', value, ', last value:', self._last_sel)
-        # elif (value == 7 and self._last_sel != 5):
-        #     print('mem_sel is not use gray code, value:', value, ', last value:', self._last_sel)
-        # elif (value == 6 and self._last_sel != 7):
-        #     print('mem_sel is not use gray code, value:', value, ', last value:', self._last_sel)
+        if (value == 4 and self._last_sel != 6):
+            print('mem_sel is not use gray code, value:', value, ', last value:', self._last_sel)
+        elif (value == 5 and self._last_sel != 4):
+            print('mem_sel is not use gray code, value:', value, ', last value:', self._last_sel)
+        elif (value == 7 and self._last_sel != 5):
+            print('mem_sel is not use gray code, value:', value, ', last value:', self._last_sel)
+        elif (value == 6 and self._last_sel != 7):
+            print('mem_sel is not use gray code, value:', value, ', last value:', self._last_sel)
             
         self._last_sel = value
 

python/biopro/server/connect.py

@@ -64,7 +64,7 @@ class RoutineConnectDeviceThread(ServerThread):
                 self._current_times = 0
                 self._time = time()
 
-            if not self.check_device_status('update') and not self.check_device_status('running') and self._current_times < 3:
+            if len(self._manager._device) < len(self._manager.available_device()) and not self.check_device_status('update') and not self.check_device_status('running') and self._current_times < 3:
                 self._current_times += 1
                 register_device = DeviceAPI.getAll()
                 if register_device is not None:

python/biopro/server/data.py

@@ -10,7 +10,7 @@ import base64
 from biopro.data import *
 from biopro.devlib.data import *
 from biopro.generator import GeneratorOptions
-from biopro.impl.ext_mem import MultiExtMemSpiInterface, ExtMemManager
+from biopro.impl.ext_mem import ExtMemSpiInterface, MultiExtMemSpiInterface, ExtMemManager
 from biopro.impl.selector import Selector
 from biopro.recording import RecordingMetaFile, RecordingFileWriter
 from biopro.util.address import EMPTY_ADDRESS, address_str
@@ -131,6 +131,9 @@ class DataServer(SocketServer, DataAPI):
         self._available_channel.clear()
 
         if self._spi is not None:
+            self.log_verbose('spi flush')
+            self._spi.flush_all()
+
             self.reset_available_channel()
 
         LEAK.reset()
@@ -197,7 +200,7 @@ class DataServer(SocketServer, DataAPI):
         self.setup_spi(spi_mode)
 
         # restart
-        # self.setup()
+        self.setup()
 
         # data_server setup mqtt start
         if self.mqtt_thread is not None:
@@ -221,6 +224,8 @@ class DataServer(SocketServer, DataAPI):
             return
         elif spi_mode == self.MODE_DISABLE:
             spi = None
+        elif spi_mode == self.MODE_SINGLE:
+            spi = ExtMemSpiInterface()
         elif spi_mode == self.MODE_SELECTOR:
             spi = MultiExtMemSpiInterface(Selector.get(Selector.MEM_SELECTOR))
         else:
@@ -506,6 +511,8 @@ class DataServer(SocketServer, DataAPI):
             # start sync
             for runtime in r:
                 if runtime is not None and not runtime.sync_started:
+                    # if isinstance(runtime, DeviceDataRuntime):
+                    #     self.spi_flush(runtime.device)
 
                     # if client is not None:
                     #     client.drop_data(runtime.device)
@@ -555,11 +562,28 @@ class DataServer(SocketServer, DataAPI):
                     # self.spi_reset_ram_header(c._device)
                     self._spi.set_wait_flag(c._device, True)
 
-                    del self._configurations[d]
+                    self._configurations[d] = None
                     self.log_info('stop_sync', c._device)
                     self.mqtt_thread.broadcast_command('stop:' + str(c._device))
                     # r.append(c)
 
+        # stop sync
+        # for runtime in r:
+        #     if runtime is not None and runtime.sync_started:
+        #         self.log_info('stop_sync', runtime.device)
+        #         self.mqtt_thread.broadcast_command('stop:' + str(runtime.device))
+
+        #         try:
+        #             runtime.shutdown()
+        #         except:
+        #             print_exception(self)
+
+        #         # finally:
+        #         #     # self.spi_flush(runtime.device)
+        #         #     if _FLAG_DATA_LOST_STATS_:
+        #         #         if isinstance(runtime, DeviceDataRuntime):
+        #         #             runtime.log_data_receive_statistics(self)
+        #         #     runtime.shutdown()
                 
         # stop runtime, none device working
         if not self.sync_started:
@@ -639,40 +663,52 @@ class DataServer(SocketServer, DataAPI):
             client.clear()
             client.close_socket()
 
+    def recv_data_form_spi(self) -> bool:
+        """
+        """
+        current_time = time()
 
-    def get_spi_obj(self):
-        return self._spi
-
-    def whether_to_record(self, device):
-        # if user click "start", return True; if user click "stop", return False;
-        if device in self._configurations.keys() and self._configurations[device] is not None:
-            return True
-        else:
-            return False
-
-    def recv_data_form_spi_new(self, device) -> bool:
         ret = False
-        sync = self.get_spi_obj()
 
-        if sync.get_pin_mem_req() == sync.get_pin_ram_sel():
-            spi_data = sync.recv_memory(device)
-            signal = sync.get_pin_mem_req()
-            sync.set_pin_mem_req(not signal)
-            data = spi_data
+        devicelist = self._configurations.keys()
 
-        else:
-            data = None
+        devicelist = [4, 5, 7, 6]
 
-        if data is not None:
-            if self._configurations[device].queue_flag:
-                self._configurations[device].queue_flag = False
-                print("q size= ", self._configurations[device]._queue_rec.qsize())
+        for c in devicelist:
+            sync = self._spi
+            sync.select = c
 
-            self._configurations[device].put_rec_queue(data)
-            ret = True
+            # delay 120us ~ 270us
+            count = 0
+            for i in range(300):
+                count = count + 1
+
+            if c in self._configurations.keys() and self._configurations[c] is not None:
+                data = self.spi_recv(c)
+                if time() - current_time > 0.1:
+                    print('time, spi_recv', current_time, time() - current_time)
+                current_time = time()
+                if data is not None:
+                    try:
+
+                        if self._configurations[c].queue_flag:
+                            self._configurations[c].queue_flag = False
+                            print("q size= ", self._configurations[c]._queue_rec.qsize())
+
+                        self._configurations[c].put_rec_queue(data)
+                        if time() - current_time > 0.05:
+                            print('time, queue', current_time, time() - current_time)
+                        current_time = time()
+                        # print('done put queue')
+                    except:
+                        return
+                    else:
+                        ret = True
+                # else:
+                #     print('****1')
 
         return ret
-
+        
     def rec_update(self) -> bool:
 
         device_id = self._queue_db_error.get()
@@ -686,6 +722,165 @@ class DataServer(SocketServer, DataAPI):
 
         return True
 
+    def recv_data_foreach_runtime(self, device_id: int) -> bool:
+        # """foreach data runtime to receive data. called by :class:`DataRuntimeThread`.
+
+        # :return: has runtime received data
+        # """
+        # q = None
+        # data = None
+        # try:
+        #     q = self._queue_spi_dict[device_id].get()
+        # except:
+        #     return False
+
+        # ret = False
+
+
+        # if self._queue_spi_dict[device_id].qsize() > 10:
+        #     print('qsize: ', device_id, self._queue_spi_dict[device_id].qsize())
+
+        # for c in self._configurations:
+        #     if self._configurations[c] is not None and self._configurations[c].sync_started:
+        #         if self._configurations[c]._device == device_id:
+        #             try:
+        #                 data = self._configurations[c].sync_data(q)
+        #             except EODInterrupt:
+        #                 self._configurations[c].sync_started = False
+        #             except:
+        #                 # catch any error and ignore it
+        #                 print_exception(self)
+        #                 self._configurations[c].sync_started = False
+
+        #             else:
+        #                 if data is not None and len(data) > 0:
+        #                     ret = True
+        #                 # if self._configurations[c].sync_file_request:
+        #                 #     self._configurations[c].sync_file()
+        # # for c in self._configurations:
+        # #     # print('_configurations', c)
+        # #     if c is not None and c.sync_started:
+        # #         if q[0] == c._device:
+        # #             try:
+        # #                 # print('c.time', c._prev_data, c._prev_time_stamp, c._prev_delta_time)
+        # #                 # c._timer_of_not_send = int(time())
+        # #                 data = c.sync_data(q[1])
+
+        # #             except EODInterrupt:
+        # #                 c.sync_started = False
+
+        # #             except:
+        # #                 # catch any error and ignore it
+        # #                 print_exception(self)
+        # #                 c.sync_started = False
+
+        # #             else:
+        # #                 if data is not None and len(data) > 0:
+        # #                     ret = True
+
+        # #                 if c.sync_file_request:
+        # #                     c.sync_file()
+        # del q
+        # del data
+
+        return
+
+    def spi_flush(self, device: int):
+        """clean spi buffer"""
+
+        if self._spi is not None:
+            self._spi.select = device
+            self._spi.flush()
+        return
+
+    def spi_reset_ram_header(self, device: int):
+        if self._spi is not None:
+            self._spi.select = device
+            self._spi.request_data()
+            sleep(0.01)
+            self._spi.reset()
+            self._spi.flush()            
+        return
+
+    def spi_send(self, device: int, address: int, data: bytes):
+        sync = self._spi
+
+        if sync is None:
+            return
+
+        sync.select = device
+        sync.write_memory(address, data)
+        return
+
+    def spi_recv(self, device: int) -> Optional[bytes]:
+        sync = self._spi
+
+        if sync is None:
+            return None
+        if self._is_usb_port(device):
+        # if self._is_demo_usb_port(device):
+            # self._usb will be a list when suporting multi usb device
+            sync = self._usb
+
+            if sync is None:
+                return None
+
+            data = sync.recv_memory()
+            if data is None:
+                return None
+
+            data_length = len(data) + 1
+            header       = 0xFF
+            data_counter = 0x00
+            data_header = [header, data_counter, data_length, device]
+            data_header.extend(data)
+
+            return bytes(data_header)
+
+        else:
+            sync = self._spi
+
+            if sync is None:
+                return None
+
+            # sync.select = device
+
+            # sleep(0.003)
+
+            if sync.changed(flip=True):
+                spi_data = sync.recv_memory(device)
+
+                return spi_data
+                # if sync.get_wait_flag(device) is False:
+                #     return spi_data
+                # else:
+                #     sync.set_wait_flag(device, False)
+                #     print("discard first data")
+                #     return None
+                # return sync.recv_memory()
+            else:
+                sync.request_data()
+
+                return None
+
+    def _is_usb_port(self, device: int) -> bool:
+        max_spi_port_number = 8
+
+        if device >= max_spi_port_number:
+            return True
+        else:
+            return False
+
+        sync.select = device
+
+        if sync.changed(flip=True):
+            # print('recv_memory~~~')
+            return sync.recv_memory()
+        else:
+            # print('request_data___')
+            return sync.request_data()
+
+
 class DataRuntime(metaclass=abc.ABCMeta):
     __slots__ = ('_server', '_device', '_meta_file', '_data_format',
                  '_sync_started', 'sync_file_request', '_writer')
@@ -1133,6 +1328,12 @@ class DataRuntimeThread(ServerThread):
         return True
 
     def routine(self, event = None) -> None:
+        # start = time()
+        # ret = self._server.recv_data_foreach_runtime(self._device_id)
+        # self._counter += 1
+        # if self._counter > 10000:
+        #     gc.collect()
+        #     self._counter = 0
         del ret
         return
 
@@ -1145,9 +1346,8 @@ class SpiRuntimeThread(ServerThread):
         # routine period control
         self._start_time = 0.0
         self._time_stamp = 0.0
-        self._interval = 0.045
+        self._interval = 0.15
         self._timer = time()
-        self._read_memory_board_idx = 0
 
     def setup(self) -> None:
         super().setup()
@@ -1160,40 +1360,27 @@ class SpiRuntimeThread(ServerThread):
         # self._server.close_cache_client()
         return True
 
-    def routine(self, event = None) -> None: # routine 50 ms
+    def routine(self, event = None) -> None:
         server = self._server
         self._timer = time()
-
-        sync = server.get_spi_obj()
-
-        # select channel
-        devicelist = [4, 5, 7, 6]
-        c = devicelist[self._read_memory_board_idx]
-        sync.select = c
-
-        if server.whether_to_record(c):
-            sync.set_pin_mem_sel(False)
-            ret = server.recv_data_form_spi_new(c) # read ram & put data into queue, if has data, ret = true
-
-        self._read_memory_board_idx = 0 if self._read_memory_board_idx == 3 else self._read_memory_board_idx + 1
+        ret = server.recv_data_form_spi()
 
         run_time = time() - self._timer
-
-        if run_time > 0.045:
+        if run_time > self._interval:
             print('time, recv_data_form_spi_routine_time', time(), run_time)
-            run_time = 0.045
+
+        if run_time > 0.15:
+            run_time = 0.15
 
         if server.sync_started:
-            event.wait(self._interval - run_time)
-            sync.set_pin_mem_sel(True)
-            sleep(0.005)
-            return
+            event.wait((self._interval - run_time))
         else:
-            event.wait(self._interval - run_time)
-            sync.set_pin_mem_sel(True)
             self.close()
             return
 
+            self._start_time = time()
+        return
+
 class RecRuntimeThread(ServerThread):
     def __init__(self, server: DataServer):
         super().__init__('RecRunTime', MAGENTA)