基于stm32的智能手環(huán) 原理圖PCB與代碼資料分享

ID:972709 · 發(fā)表于 2021-10-17 17:44

已開(kāi)源，代碼詳細(xì)見(jiàn)附錄
Altium Designer畫(huà)的原理圖和PCB圖如下：(51hei附件中可下載工程文件)

單片機(jī)源程序如下:

int main(void)
{
/* USER CODE BEGIN 1 */
// float pitch,roll,yaw; //歐拉角
unsigned char switch_value; //獲取到的按鍵值
// unsigned long STEPS = 0;
/* USER CODE END 1 */
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_DMA_Init();
MX_ADC1_Init();
MX_I2C1_Init();
MX_SPI1_Init();
MX_TIM2_Init();
MX_TIM4_Init();
MX_USART1_UART_Init();
MX_RTC_Init();
MX_I2C2_Init();
/* USER CODE BEGIN 2 */
/*調(diào)節(jié)蜂鳴器*/
HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_4); //開(kāi)啟定時(shí)器PWM通道定時(shí)器2 通道3
__HAL_TIM_SET_COMPARE(&htim4, TIM_CHANNEL_4, 0); //設(shè)置PWM的占空比，這里初始化占空比為0
printf("初始化蜂鳴器\r\n");
/*調(diào)節(jié)屏幕背光*/
HAL_TIM_PWM_Start(&htim2, TIM_CHANNEL_4); //開(kāi)啟定時(shí)器PWM通道定時(shí)器2 通道3
__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_4, 70); //設(shè)置PWM的占空比，調(diào)節(jié)背光
printf("調(diào)節(jié)背光\r\n");
printf("初始化寄存器\r\n");
// HAL_UART_Receive_IT(&huart1, (uint8_t *)&aRxBuffer, 1); //打開(kāi)串口接收中斷
/*主顯示界面*/
MENU_init();
printf("初始化界面\r\n");
MPU_Init(); //初始化MPU6050
while(mpu_dmp_init())//初始化DMP
{
printf("error\r\n");
HAL_Delay(10);
}
printf("初始化陀螺儀\r\n");
HAL_GPIO_WritePin(LED_GPIO_Port, LED_Pin, GPIO_PIN_SET); //更新LED燈的狀態(tài)，開(kāi)機(jī)后熄滅
Screen_off_time = sTime.Seconds + 10; //設(shè)置自動(dòng)熄滅屏幕的時(shí)間是20秒
if( Screen_off_time > 59 ) //如果設(shè)計(jì)的屏幕熄滅實(shí)踐超過(guò)了一分鐘就倒退回去
{
Screen_off_time = Screen_off_time -60; //得到正確的時(shí)間
}
usart_print_flag = 0;
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
//傳感器檢測(cè)
Get_Sensor_data();
/*主界面顯示部分*/
MENU_main();
/*根據(jù)按鍵方向按鍵按下來(lái)進(jìn)入應(yīng)用界面*/
MENU_APP(switch_value);
/*處理后臺(tái)運(yùn)行的程序*/
Background_detection(switch_value);
/*檢測(cè)按鍵以及處理自動(dòng)熄屏和喚醒屏幕*/
switch_value = Get_Key_value(1);
if( switch_value == 2)
{
/*熄滅屏幕*/
__HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_4, 0); //設(shè)置PWM的占空比，調(diào)節(jié)背光
set_Screen_off_flag = 0; //代表已經(jīng)熄滅了屏幕熄滅屏幕的狀態(tài)下不對(duì)按鍵等操作進(jìn)行反應(yīng)
}
// /*陀螺儀獲取角度部分*/
// if( mpu_dmp_get_data( &pitch, &roll, &yaw ) == 0 )
// {
// if(usart_print_flag)
// {
// printf("%.2f %.2f %.2f \r\n",pitch,roll,yaw);
// }
// }
// if(usart_print_flag)
// {
// printf("溫度:%.1f 濕度:%.1f 電量百分比:%d 按鍵值:%d 日期:%d:%d:%d 時(shí)間:%d:%d:%d \r\n",
// temperature,humidity, Battery_voltage ,
// switch_value,
// sDate.Year, sDate.Month, sDate.Date,
// sTime.Hours, sTime.Minutes, sTime.Seconds);
// }
}
/* USER CODE END 3 */
}