Roy_01
90 lines
2.9 KiB
C
90 lines
2.9 KiB
C
/**
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* Copyright (c) 2026 Wisetop. All Rights Reserved.
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*/
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/** @file main.c
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*
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* @author Roy Luo
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* @version 0.1
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* @date 2026/03/20
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* @license
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* @description
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*/
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#include "main.h"
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#include "hal_gpio.h"
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#include "hal_tim.h"
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#include "init.h"
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#include "isr.h"
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//=============================================================================
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// Constant Definition
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//=============================================================================
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//=============================================================================
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// Macro Definition
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//=============================================================================
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#define PWM_TABLE_SIZE 64
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//=============================================================================
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// Structure Definition
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//=============================================================================
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//=============================================================================
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// Global Data Definition
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//=============================================================================
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const uint16_t pwm_table[PWM_TABLE_SIZE]
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= { 1250, 1372, 1493, 1612, 1728, 1839, 1944, 2042, 2133, 2216, 2289,
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2352, 2404, 2446, 2475, 2493, 2499, 2493, 2475, 2446, 2404, 2352,
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2289, 2216, 2133, 2042, 1944, 1839, 1728, 1612, 1493, 1372, 1250,
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1127, 1006, 887, 771, 660, 555, 457, 366, 283, 210, 147,
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95, 53, 24, 6, 0, 6, 24, 53, 95, 147, 210,
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283, 366, 457, 555, 660, 771, 887, 1006, 1127 };
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//=============================================================================
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// Private Function Definition
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//=============================================================================
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//=============================================================================
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// Public Function Definition
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//=============================================================================
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void uvw_set_duty(uint16_t base_idx)
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{
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uint16_t iA = base_idx;
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uint16_t iB = (base_idx + PWM_TABLE_SIZE / 3) % PWM_TABLE_SIZE;
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uint16_t iC = (base_idx + 2 * PWM_TABLE_SIZE / 3) % PWM_TABLE_SIZE;
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EPWM->CCR1 = pwm_table[iA];
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EPWM->CCR2 = pwm_table[iB];
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EPWM->CCR3 = pwm_table[iC];
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}
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int main(void)
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{
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static uint16_t base_idx = 0;
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uint32_t timer = sys_get_tick();
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SYS_Config();
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uvw_set_duty(base_idx);
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pwm_enable();
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while (1)
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{
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#if 0
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if (sys_get_tick() - timer >= 1)
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{
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GPIO_TogglePin(GPIOA, GPIO_Pin_14);
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base_idx = (base_idx + 1) % PWM_TABLE_SIZE;
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uvw_set_duty(base_idx);
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timer = sys_get_tick();
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}
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#endif
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#if 1
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if (flag_24Khz_timer)
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{
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GPIO_TogglePin(GPIOA, GPIO_Pin_14);
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base_idx = (base_idx + 1) % PWM_TABLE_SIZE;
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uvw_set_duty(base_idx);
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flag_24Khz_timer = false;
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}
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#endif
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}
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}
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