701 151SDK，USBDP口复用UART，WIN7电脑不识别处理方法

static void otg_sof_check_before_hook()//OTG检测前
{
    log_debug("sof_check_before");
    power_wakeup_index_enable(3, 0);//关闭中断唤醒
    chargestore_api_stop();//关闭串口
}
static void otg_sof_check_after_hook()//OTG检测后
{
    log_debug("sof_check_after");
    struct application *app;
    app = get_current_app();
    if (app && strcmp(app->name, APP_NAME_PC)) {
        power_wakeup_index_enable(3, 1);//打开中断唤醒
        chargestore_api_restart();//重启串口
    }
}
static int state_machine(struct application *app, enum app_state state,
                         struct intent *it)
{
    switch (state) {
    case APP_STA_CREATE:
        log_info("APP_STA_CREATE");
        power_wakeup_index_enable(3, 0);//进入PC时关闭中断唤醒
        STATUS *p_tone = get_tone_config();
        tone_play(TONE_PC_MODE, 1);
        break;

/************************** chargestore config****************************/
#if TCFG_CHARGESTORE_ENABLE || TCFG_TEST_BOX_ENABLE || TCFG_ANC_BOX_ENABLE
CHARGESTORE_PLATFORM_DATA_BEGIN(chargestore_data)
    .io_port                = TCFG_CHARGESTORE_PORT,
CHARGESTORE_PLATFORM_DATA_END()
#endif

#if (TCFG_TEST_BOX_ENABLE || TCFG_CHARGESTORE_ENABLE || TCFG_ANC_BOX_ENABLE || TCFG_UMIDIGI_BOX_ENABLE)
struct port_wakeup port1 = {
    .pullup_down_enable = ENABLE,                            //配置I/O 内部上下拉是否使能，此处做串口通信要使能
#if (TCFG_TEST_BOX_ANY_IO_UPDATE)
    .edge               = RISING_EDGE,                      //唤醒方式选择,可选：上升沿\下降沿
#else
    .edge               = FALLING_EDGE,                      //唤醒方式选择,可选：上升沿\下降沿
#endif
    .filter             = PORT_FLT_1ms,
    .iomap              = TCFG_CHARGESTORE_PORT,             //唤醒口选择
};
#endif

const struct wakeup_param wk_param = {
#if (!(TCFG_LP_TOUCH_KEY_ENABLE && TCFG_LP_TOUCH_KEY1_EN))
    .port[1] = &port0,
#endif
#if (TCFG_TEST_BOX_ENABLE || TCFG_CHARGESTORE_ENABLE || TCFG_ANC_BOX_ENABLE || TCFG_UMIDIGI_BOX_ENABLE)
    .port[3] = &port1,
#endif
#if TCFG_CHARGE_ENABLE
    .aport[0] = &charge_port,
    .aport[1] = &vbat_port,
    .aport[2] = &ldoin_port,
#endif
};

static void board_devices_init(void)//板级设备初始化加入串口初始化
{
#if TCFG_PWMLED_ENABLE
    pwm_led_init(&pwm_led_data);
#endif

#if (TCFG_IOKEY_ENABLE || TCFG_ADKEY_ENABLE || TCFG_RDEC_KEY_ENABLE || TCFG_TOUCH_KEY_ENABLE)
    key_driver_init();
#endif

#if TCFG_UART_KEY_ENABLE
    extern int uart_key_init(void);
    uart_key_init();
#endif /* #if TCFG_UART_KEY_ENABLE */

#if TCFG_AUDIO_SPATIAL_EFFECT_ENABLE
    extern void imu_sensor_power_ctl(u32 gpio,u8 value);
    extern void imu_sensor_ad0_selete(u32 gpio, u8 value);
    imu_sensor_power_ctl(TCFG_IMU_SENSOR_PWR_PORT,1);
    os_time_dly(1);
#if TCFG_MPU6050_EN
    gravity_sensor_init(&motion_sensor_data);
#endif /*TCFG_MPU6050_EN*/
#if TCFG_MPU6887P_ENABLE
    imu_sensor_ad0_selete(TCFG_MPU6887P_AD0_SELETE_IO, MPU6887P_SA0_IIC_ADDR);
#endif /*TCFG_MPU6887P_ENABLE*/
#if TCFG_QMI8658_ENABLE
    imu_sensor_ad0_selete(TCFG_QMI8658_AD0_SELETE_IO, QMI8658_SD0_IIC_ADDR);
#endif /*TCFG_QMI8658_ENABLE*/
#if TCFG_LSM6DSL_ENABLE
    imu_sensor_ad0_selete(TCFG_LSM6DSL_AD0_SELETE_IO, LSM6DSL_SD0_IIC_ADDR);
#endif /*TCFG_LSM6DSL_ENABLE*/
#if TCFG_ICM42670P_ENABLE
    imu_sensor_ad0_selete(TCFG_ICM42670P_AD0_SELETE_IO, ICM42670P_SA0_IIC_ADDR);
#endif /*TCFG_ICM42670P_ENABLE*/

#if TCFG_IMUSENSOR_ENABLE
    imu_sensor_init(imu_sensor_data,sizeof(imu_sensor_data));
#endif /*TCFG_IMUSENSOR_ENABLE*/

    /* //MPU进入睡眠 */
#if TCFG_MPU6887P_ENABLE
    imu_sensor_io_ctl("mpu6887p", IMU_SENSOR_SLEEP, NULL);
#endif /*TCFG_MPU6887P_ENABLE*/
#if TCFG_QMI8658_ENABLE
    imu_sensor_io_ctl("qmi8658", IMU_SENSOR_SLEEP, NULL);
#endif /*TCFG_QMI8658_ENABLE*/
#if TCFG_LSM6DSL_ENABLE
    imu_sensor_io_ctl("lsm6dsl", IMU_SENSOR_SLEEP, NULL);
#endif /*TCFG_LSM6DSL_ENABLE*/
#if TCFG_ICM42670P_ENABLE
    imu_sensor_io_ctl("icm42670p", IMU_SENSOR_SLEEP, NULL);
#endif /*TCFG_ICM42670P_ENABLE*/
#endif/*TCFG_AUDIO_SPATIAL_EFFECT_ENABLE*/

#if TCFG_LP_TOUCH_KEY_ENABLE
        lp_touch_key_init(&lp_touch_key_config);
#endif /* #if TCFG_LP_TOUCH_KEY_ENABLE */

#if (!TCFG_CHARGE_ENABLE)
    CHARGE_EN(0);
    CHGGO_EN(0);
#endif

#if TCFG_CHARGESTORE_ENABLE || TCFG_TEST_BOX_ENABLE || TCFG_ANC_BOX_ENABLE
    chargestore_api_init(&chargestore_data);//添加串口初始化
#endif
}

/*进软关机之前默认将IO口都设置成高阻状态，需要保留原来状态的请修改该函数*/
extern void dac_power_off(void);
void board_set_soft_poweroff(void)
{
    //power按键
#if TCFG_IOKEY_ENABLE
    soff_gpio_protect(TCFG_IOKEY_POWER_ONE_PORT);
#endif

#if (!(TCFG_LP_TOUCH_KEY_ENABLE && TCFG_LP_TOUCH_KEY1_EN))
    //默认唤醒io
    soff_gpio_protect(IO_PORTB_01);
#endif

    board_set_soft_poweroff_common(NULL);

    power_wakeup_index_enable(3, 0);//此处添加关闭中断唤醒口
#if (TCFG_TEST_BOX_ENABLE || TCFG_CHARGESTORE_ENABLE || TCFG_ANC_BOX_ENABLE || TCFG_UMIDIGI_BOX_ENABLE)
#if (TCFG_CHARGESTORE_PORT != IO_PORTP_00)
    gpio_set_pull_up(TCFG_CHARGESTORE_PORT, 0);
    gpio_set_pull_down(TCFG_CHARGESTORE_PORT, 1);
    gpio_set_die(TCFG_CHARGESTORE_PORT, 1);
    gpio_set_dieh(TCFG_CHARGESTORE_PORT, 1);
    gpio_set_direction(TCFG_CHARGESTORE_PORT, 1);
#else
    power_wakeup_index_enable(2, 0);
#endif
#endif

    dac_power_off();
}

void sleep_enter_callback(u8  step)
{
    /* 此函数禁止添加打印 */
    if (step == 1) {
        putchar('<');
    } else {
        // y_printf("%s\n",__func__);
        
        //SNIFF下关闭串口输出
        // gpio_set_pull_up(TCFG_CHARGESTORE_PORT, 0);
        // gpio_set_pull_down(TCFG_CHARGESTORE_PORT, 0);
        // gpio_set_die(TCFG_CHARGESTORE_PORT, 1);
        // gpio_set_dieh(TCFG_CHARGESTORE_PORT, 1);
        // gpio_set_direction(TCFG_CHARGESTORE_PORT, 1);

        sleep_enter_callback_common(NULL);
    }
}

static void port_wakeup_callback(u8 index, u8 gpio)
{
    // log_info("%s:%d,%d",__FUNCTION__,index,gpio);
#if TCFG_UMIDIGI_BOX_ENABLE
    if (index == 2) {
        ldo_port_wakeup_to_cmessage();
    }
#endif
    switch (index) {
#if (TCFG_TEST_BOX_ENABLE || TCFG_CHARGESTORE_ENABLE || TCFG_ANC_BOX_ENABLE)
        case 3://同步修改唤醒口ID
            extern void chargestore_ldo5v_fall_deal(void);
            chargestore_ldo5v_fall_deal();
            break;
#endif
    }
}