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驱动所有外设

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Wanderingss
2026-07-14 18:17:00 +08:00
parent 2d0d000a38
commit d4112399c2
51 changed files with 126956 additions and 143 deletions
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70
STM32F103C8T6/Core/Src/main.c
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@@ -20,6 +20,7 @@
#include "main.h"
#include "adc.h"
#include "dma.h"
#include "i2c.h"
#include "spi.h"
#include "tim.h"
#include "usart.h"
@@ -31,6 +32,7 @@
#include "button_driver.h"
#include "st7735s.h"
#include "lcd.h"
#include "at24c02.h"
/* USER CODE END Includes */
@@ -102,6 +104,7 @@ int main(void)
MX_TIM4_Init();
MX_ADC1_Init();
MX_TIM3_Init();
MX_I2C1_Init();
/* USER CODE BEGIN 2 */
printf("\r\nSTM32F103C8T6 Boot OK\r\n");
button_driver_init();
@@ -115,17 +118,17 @@ int main(void)
lcd_draw_chinese_string(0, 32, "\xE9\x98\x9C\xE9\x98\xB3\xE5\xB8\x88\xE8\x8C\x83\xE5\xA4\xA7\xE5\xAD\xA6", COLOR_WHITE, COLOR_BLACK); /*阜阳师范大学*/
lcd_draw_chinese_string(0, 48, "\xE7\x94\xB5\xE5\xAD\x90\xE8\xAE\xBE\xE8\xAE\xA1\xE7\xAB\x9E\xE8\xB5\x9B", COLOR_WHITE, COLOR_BLACK); /*电子设计竞赛*/
/* 启动 TIM4 四路 PWM */
HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_1); /* PB6 */
HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_2); /* PB7 */
HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_3); /* PB8 */
HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_4); /* PB9 */
/* 启动 TIM3 四路 PWM（PA6 CH1, PA7 CH2, PB0 CH3, PB1 CH4） */
HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_1);
HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_2);
HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_3);
HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_4);
/* 设置占空比（0~999 对应 0%~100%） */
__HAL_TIM_SET_COMPARE(&htim4, TIM_CHANNEL_1, 500); /* 50% */
__HAL_TIM_SET_COMPARE(&htim4, TIM_CHANNEL_2, 250); /* 25% */
__HAL_TIM_SET_COMPARE(&htim4, TIM_CHANNEL_3, 750); /* 75% */
__HAL_TIM_SET_COMPARE(&htim4, TIM_CHANNEL_4, 999); /* 100% */
__HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_1, 500); /* 50% */
__HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_2, 250); /* 25% */
__HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_3, 750); /* 75% */
__HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_4, 999); /* 100% */
/* === 测试：常规组软件触发，确认 ADC 硬件正常 === */
HAL_ADC_Start(&hadc1);
@@ -134,12 +137,51 @@ int main(void)
}
HAL_ADC_Stop(&hadc1);
/* 启动 TIM3 CH4（产生 ADC 触发信号） */
HAL_TIM_OC_Start(&htim3, TIM_CHANNEL_4);
/* 启动 TIM4（TRGO = Update，1kHz 触发 ADC1 注入组） */
HAL_TIM_Base_Start(&htim4);
/* 启动 ADC 注入组（TIM3 每触发一次，自动采一轮 PA0~PA3） */
/* 启动 ADC 注入组（TIM4 每触发一次，自动采一轮 PA0~PA3） */
HAL_ADCEx_InjectedStart(&hadc1);
/* === AT24C02 EEPROM 测试 === */
{
uint8_t wbuf[] = {0x11, 0x22, 0x33, 0x44, 0x55};
uint8_t rbuf[8];
int i, ret;
ret = at24c02_scan();
if (ret == AT24C02_OK) {
lcd_draw_string(0, 64, "AT24C02 OK", COLOR_GREEN, COLOR_BLACK);
} else {
lcd_draw_string(0, 64, "AT24C02 FAIL", COLOR_RED, COLOR_BLACK);
}
/* 在地址 0 写入 5 个字节 */
ret = at24c02_write_buf(0, wbuf, 5);
printf("AT24C02 write: %d\r\n", ret);
/* 从地址 0 读回 8 个字节 */
ret = at24c02_read_buf(0, rbuf, 8);
printf("AT24C02 read[%d]:", ret);
for (i = 0; i < 8; i++) {
printf(" %02X", rbuf[i]);
}
printf("\r\n");
/* 验证 */
lcd_draw_string(0, 80, "EEPROM:", COLOR_WHITE, COLOR_BLACK);
for (i = 0; i < 5; i++) {
if (rbuf[i] != wbuf[i]) {
printf("AT24C02 ERR: addr %d expect %02X got %02X\r\n",
i, wbuf[i], rbuf[i]);
break;
}
}
if (i == 5) {
printf("AT24C02 verify OK\r\n");
}
}
/* USER CODE END 2 */
/* Infinite loop */
@@ -152,7 +194,7 @@ int main(void)
HAL_Delay(1000);
HAL_GPIO_TogglePin(LED_GPIO_Port, LED_Pin);
/* 读取 ADC 注入组结果（TIM3 以 1kHz 触发，每秒打印一次最新值） */
/* 读取 ADC 注入组结果（TIM4 以 1kHz 触发，每秒打印一次最新值） */
uint16_t adc0 = HAL_ADCEx_InjectedGetValue(&hadc1, ADC_INJECTED_RANK_1);
uint16_t adc1 = HAL_ADCEx_InjectedGetValue(&hadc1, ADC_INJECTED_RANK_2);
uint16_t adc2 = HAL_ADCEx_InjectedGetValue(&hadc1, ADC_INJECTED_RANK_3);
@@ -201,7 +243,7 @@ void SystemClock_Config(void)
Error_Handler();
}
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC;
PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV2;
PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV6;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
{
Error_Handler();