void gprs_close_handler(void)
{
#if GPRS_DEBUG
serial_write(HAL_UART_2, GPRS_CLOSEING, sizeof(GPRS_CLOSEING)-1);
#endif
gprs_switch();
gprs_flush_receive_buf();
while (GPRS_QUEUE_HAVE_DATA) //清空发送缓冲区
{
queue_receive(&gprs_queue, &n_item);
}
gprs_restart_cnt = 0;
gprs_cmd_send_cnt = 0;
gprs_send_data_cnt = 0;
gprs_cmd_send_cpin = 0;
gprs_cmd_send_cipstart = 0;
gprs_cmd_send_cgatt = 0;
gprs_mode = GPRS_CLOSE;
gprs_cmd_type = GPRS_CMD_NULL;
osel_post(GPRS_POLL_EVENT, NULL, OSEL_EVENT_PRIO_LOW);
}
void gprs_open_handler(void)
{
#if GPRS_DEBUG
serial_write(HAL_UART_2, GPRS_OPENING, sizeof(GPRS_OPENING)-1);
#endif
gprs_switch();
if(gprs_open_timer == NULL)
{
HAL_TIMER_SET_REL(MS_TO_TICK(GPRS_RESPONSE_TIME_1S),
gprs_open_timer_cb,
NULL,
gprs_open_timer);
DBG_ASSERT(gprs_open_timer != NULL __DBG_LINE);
}
gprs_mode = GPRS_RUN;
gprs_restart_cnt = 0;
gprs_cmd_send_cnt = 0;
gprs_send_data_cnt = 0;
gprs_cmd_send_cpin = 0;
gprs_cmd_send_cipstart = 0;
gprs_cmd_send_cgatt = 0;
gprs_flush_receive_buf();
hal_uart_recv_enable(HAL_UART_4);
}
static void gprs_task(void *p)
{
esn_msg_t esn_msg;
osel_memset(&esn_msg, 0, sizeof(esn_msg_t));
while (1)
{
xQueueReceive(gprs_queue, //*< the handle of received queue
&esn_msg, //*< pointer to data received
portMAX_DELAY); //*< time out
switch (esn_msg.event)
{
case GPRS_EVENT:
{
gprs_switch();
}
break;
default:
break;
}
}
}
static void gprs_restart(void)
{
gprs_switch();
delay_ms(800);
gprs_switch();
}
