修改为2HZ发poll包，修改second task从原来2s一次为1s一次

chen

2025-07-31 5102fff8a13c0319d8125a51d3d2354e7aacdcea

 keil/include/drivers/serial_at_cmd_app.c

@@ -333,6 +333,7 @@
                    //read包中data字节，即mUsart2ReceivePack[0]表示数据长度；
                    //从g_com_data结构体中的第index位置读取长度为mUsart2ReceivePack[0]的字节，发送出来
                        memcpy(&temp_id,&mUsart2ReceivePack[0],2);
                        //SendComMap0(pack_datalen,pack_index>>1);
                        if(memcmp(&temp_id,&dev_id,2)==0)
                           buffer_message_send();
                    //SendComMap0(pack_datalen,pack_index>>1);