改为中断来低电平触发发送当前扫描数据，3s内扫描不到的会退出，串口来55 AA 75 70 64 61 74 65，进入升级模式

WXK

2025-04-24 ae079c1fc5d990ba55714d4b3a51b19f96edaec4

 01_SDK/nimble/samples/bluetooth/ble_central_periph_ota/src/app_ble.c

@@ -70,6 +70,7 @@
uint8_t slave_send_buf[100];
uint16_t shengji_time;
uint8_t only_one;
uint8_t send_flag;
void Spi_Zubao_Send(void)
{   
    if(blequeue.totalnum>10)
@@ -85,23 +86,38 @@
    memcpy(&slave_send_buf[5+2*blequeue.totalnum],blequeue.rssi,2*blequeue.totalnum);
    slave_send_buf[5+4*blequeue.totalnum]=0x66;
    slave_send_buf[6+4*blequeue.totalnum]=0xBB;
    HAL_UART_SendData(&UART0_OBJ, slave_send_buf,blequeue.totalnum*4+7,1000);
    blequeue.totalnum=0;
//    HAL_UART_SendData(&UART0_OBJ, slave_send_buf,blequeue.totalnum*4+7,1000);
    HAL_UART_SendData_DMA(&UART0_OBJ, slave_send_buf,blequeue.totalnum*4+7);
//    blequeue.totalnum=0;

    memset(blequeue.id,0,sizeof(blequeue.id));
    memset(blequeue.u16id,0,sizeof(blequeue.u16id));
    memset(blequeue.rssi,0,sizeof(blequeue.rssi));
//    memset(blequeue.id,0,sizeof(blequeue.id));
//    memset(blequeue.u16id,0,sizeof(blequeue.u16id));
//    memset(blequeue.rssi,0,sizeof(blequeue.rssi));
}
void vTimerCallback( TimerHandle_t xTimer )
{   
    uint16_t aa,bb;
timer++;
    Spi_Zubao_Send();
//    Spi_Zubao_Send();
    if (shengji_flag==1) 
    {
    shengji_time++;
        if(shengji_time>600)
        {
        NVIC_SystemReset();
        }
    }
    for(aa=0;aa<blequeue.totalnum;aa++)
    {
    blequeue.time[aa]++;
        if(blequeue.time[aa]>3)
        {
           for(bb=aa;bb<blequeue.totalnum;bb++)
            {
                blequeue.id[bb]=blequeue.id[bb+1];
                blequeue.rssi[bb]=blequeue.rssi[bb+1];
                blequeue.time[bb]=blequeue.time[bb+1];
            }
        }
    }
}
@@ -116,19 +132,20 @@
        {
            if (HAL_GPIO_ReadPin(P0_2) == HAL_GPIO_LEVEL_LOW) 
                {
                APP_LOG_INFO("==== HAL_GPIO_LEVEL_LOW ,进入升级模式====\n");
//                APP_LOG_INFO("==== HAL_GPIO_LEVEL_LOW ,进入升级模式====\n");
                } 
                else 
                {
                APP_LOG_INFO("==== HAL_GPIO_LEVEL_HIGH ,进入升级模式====\n");
//                APP_LOG_INFO("==== HAL_GPIO_LEVEL_HIGH ,进入升级模式====\n");
                }
                shengji_flag=1;
                only_one=1;
//                shengji_flag=1;
//                only_one=1;
                #if CONFIG_BT_MAX_NUM_OF_PERIPHERAL
                   /* Adv */
//                   app_ble_adv_start();
//                shengji_start();
                #endif
                send_flag=1;
                
        }
}
@@ -206,6 +223,11 @@
        app_ble_adv_start();
        only_one=0;
    }
    if(send_flag)
    {
    Spi_Zubao_Send();
    send_flag=0;    
    }

}
#define MYNEWT_VAL_APP_BLE_THREAD_STACK_SIZE        128