QUECTEL_UG96.cpp

00001 /*
00002  * Copyright (c) 2018, Arm Limited and affiliates.
00003  * SPDX-License-Identifier: Apache-2.0
00004  *
00005  * Licensed under the Apache License, Version 2.0 (the "License");
00006  * you may not use this file except in compliance with the License.
00007  * You may obtain a copy of the License at
00008  *
00009  *     http://www.apache.org/licenses/LICENSE-2.0
00010  *
00011  * Unless required by applicable law or agreed to in writing, software
00012  * distributed under the License is distributed on an "AS IS" BASIS,
00013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  * See the License for the specific language governing permissions and
00015  * limitations under the License.
00016  */
00017 
00018 #include "QUECTEL_UG96.h"
00019 #include "QUECTEL_UG96_CellularContext.h"
00020 #include "AT_CellularNetwork.h"
00021 
00022 using namespace mbed;
00023 using namespace events;
00024 
00025 #define CONNECT_DELIM         "\r\n"
00026 #define CONNECT_BUFFER_SIZE   (1280 + 80 + 80) // AT response + sscanf format
00027 #define CONNECT_TIMEOUT       8000
00028 
00029 static const intptr_t cellular_properties[AT_CellularDevice::PROPERTY_MAX] = {
00030     AT_CellularNetwork::RegistrationModeDisable,// C_EREG
00031     AT_CellularNetwork::RegistrationModeLAC,    // C_GREG
00032     AT_CellularNetwork::RegistrationModeLAC,    // C_REG
00033     1,  // AT_CGSN_WITH_TYPE
00034     1,  // AT_CGDATA
00035     1,  // AT_CGAUTH
00036     1,  // AT_CNMI
00037     1,  // AT_CSMP
00038     1,  // AT_CMGF
00039     1,  // AT_CSDH
00040     1,  // PROPERTY_IPV4_STACK
00041     0,  // PROPERTY_IPV6_STACK
00042     0,  // PROPERTY_IPV4V6_STACK
00043     0,  // PROPERTY_NON_IP_PDP_TYPE
00044     1,  // PROPERTY_AT_CGEREP
00045 };
00046 
00047 QUECTEL_UG96::QUECTEL_UG96(FileHandle *fh) : AT_CellularDevice(fh)
00048 {
00049     set_cellular_properties(cellular_properties);
00050 }
00051 
00052 AT_CellularContext *QUECTEL_UG96::create_context_impl(ATHandler &at, const char *apn, bool cp_req, bool nonip_req)
00053 {
00054     return new QUECTEL_UG96_CellularContext(at, this, apn, cp_req, nonip_req);
00055 }
00056 
00057 #if MBED_CONF_QUECTEL_UG96_PROVIDE_DEFAULT
00058 #include "UARTSerial.h"
00059 CellularDevice *CellularDevice::get_default_instance()
00060 {
00061     static UARTSerial serial(MBED_CONF_QUECTEL_UG96_TX, MBED_CONF_QUECTEL_UG96_RX, MBED_CONF_QUECTEL_UG96_BAUDRATE);
00062 #if defined (MBED_CONF_QUECTEL_UG96_RTS) && defined (MBED_CONF_QUECTEL_UG96_CTS)
00063     tr_debug("QUECTEL_UG96 flow control: RTS %d CTS %d", MBED_CONF_QUECTEL_UG96_RTS, MBED_CONF_QUECTEL_UG96_CTS);
00064     serial.set_flow_control(SerialBase::RTSCTS, MBED_CONF_QUECTEL_UG96_RTS, MBED_CONF_QUECTEL_UG96_CTS);
00065 #endif
00066     static QUECTEL_UG96 device(&serial);
00067     return &device;
00068 }
00069 #endif
00070