QD4C-firmware/app/jj_blueteeth.c

#include "jj_blueteeth.h"
#include "jj_motion.h"
#include "by_fan_control.h"
bool bt_rx_flag = false;
uint8_t bt_buffer; // 接收字符存入
uint8_t bt_run_flag = 0;
uint8_t  bt_fly_flag  = 0;
uint32_t bt_run      = 0;
uint32_t bt_fly      = 300;
enum bt_order {
    Fly_ctrl   = 0x01, // 起飞转换
    Fly_up     = 0x02, // 起飞程度增加
    Fly_dowm   = 0x03, // 起飞程度减小
    Speed_up   = 0x04, // 加速
    Speed_down = 0x05, // 减速
    Speed_ctrl = 0x06, // 速度开关
    Reset,
};
/**
 * @brief  蓝牙初始化
 * @retval 无
 */
void jj_bt_init()
{
    uart_init(BT_UART_INDEX, BT_UART_BAUDRATE, BT_UART_TX_PIN, BT_UART_RX_PIN);
    //   uart_tx_interrupt(UART_2, 1);
    uart_rx_interrupt(UART_8, ENABLE);
}
/**
 *@brief 蓝牙中断回调函数
 */
void jj_bt_run()
{
    if (bt_rx_flag) {
        switch (bt_buffer) {
            case Fly_ctrl:
                bt_fly_flag = !bt_fly_flag;
                break;
            case Speed_ctrl:
                bt_run_flag = !bt_run_flag;
                break;
            case Fly_up:
                bt_fly += 25;
                break;
            case Fly_dowm:
                bt_fly -= 25;
                break;
            case Speed_up:
                bt_run += 50;
                break;
            case Speed_down:
                bt_run -= 50;
                break;
            case Reset:
                NVIC_SystemReset();
                break;
            default:
                break;
        }
        bt_rx_flag = false;
    }
}

void bt_printf(const char *format, ...)
{
    char sbuf[40];
    va_list args;
    va_start(args, format);
    vsnprintf(sbuf, 40, format, args);
    va_end(args);

    for (uint16_t i = 0; i < strlen(sbuf); i++) {
        while (USART_GetFlagStatus((USART_TypeDef *)uart_index[UART_8], USART_FLAG_TC) == RESET)
            ;
        USART_SendData((USART_TypeDef *)uart_index[UART_8], sbuf[i]);
    }
}