mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

targets/TARGET_NXP/TARGET_LPC176X/TARGET_UBLOX_C027/onboard_modem_api.c@189:f392fc9709a3, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 22:31:08 2019 +0000
Revision:
189:f392fc9709a3
Parent:
167:e84263d55307 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 167:e84263d55307 1 /* mbed Microcontroller Library
AnnaBridge 167:e84263d55307 2 * Copyright (c) 2017 ARM Limited
AnnaBridge 167:e84263d55307 3 *
AnnaBridge 167:e84263d55307 4 * Licensed under the Apache License, Version 2.0 (the "License");
AnnaBridge 167:e84263d55307 5 * you may not use this file except in compliance with the License.
AnnaBridge 167:e84263d55307 6 * You may obtain a copy of the License at
AnnaBridge 167:e84263d55307 7 *
AnnaBridge 167:e84263d55307 8 * http://www.apache.org/licenses/LICENSE-2.0
AnnaBridge 167:e84263d55307 9 *
AnnaBridge 167:e84263d55307 10 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 167:e84263d55307 11 * distributed under the License is distributed on an "AS IS" BASIS,
AnnaBridge 167:e84263d55307 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 167:e84263d55307 13 * See the License for the specific language governing permissions and
AnnaBridge 167:e84263d55307 14 * limitations under the License.
AnnaBridge 167:e84263d55307 15 */
AnnaBridge 167:e84263d55307 16
AnnaBridge 167:e84263d55307 17 #if MBED_CONF_NSAPI_PRESENT
AnnaBridge 167:e84263d55307 18
AnnaBridge 167:e84263d55307 19 #include "cellular/onboard_modem_api.h"
AnnaBridge 167:e84263d55307 20 #include "ublox_low_level_api.h"
AnnaBridge 167:e84263d55307 21 #include "gpio_api.h"
AnnaBridge 167:e84263d55307 22 #include "platform/mbed_wait_api.h"
AnnaBridge 167:e84263d55307 23 #include "PinNames.h"
AnnaBridge 167:e84263d55307 24
AnnaBridge 167:e84263d55307 25 #if MODEM_ON_BOARD
AnnaBridge 167:e84263d55307 26
AnnaBridge 167:e84263d55307 27 static void press_power_button(int time_ms)
AnnaBridge 167:e84263d55307 28 {
AnnaBridge 167:e84263d55307 29 gpio_t gpio;
AnnaBridge 167:e84263d55307 30
AnnaBridge 167:e84263d55307 31 gpio_init_out_ex(&gpio, MDMPWRON, 0);
AnnaBridge 167:e84263d55307 32 wait_ms(time_ms);
AnnaBridge 167:e84263d55307 33 gpio_write(&gpio, 1);
AnnaBridge 167:e84263d55307 34 }
AnnaBridge 167:e84263d55307 35
AnnaBridge 167:e84263d55307 36 void onboard_modem_init()
AnnaBridge 167:e84263d55307 37 {
AnnaBridge 167:e84263d55307 38 //currently USB is not supported, so pass 0 to disable USB
AnnaBridge 167:e84263d55307 39 //This call does everything except actually pressing the power button
AnnaBridge 167:e84263d55307 40 ublox_mdm_powerOn(0);
AnnaBridge 167:e84263d55307 41 }
AnnaBridge 167:e84263d55307 42
AnnaBridge 167:e84263d55307 43 void onboard_modem_deinit()
AnnaBridge 167:e84263d55307 44 {
AnnaBridge 167:e84263d55307 45 ublox_mdm_powerOff();
AnnaBridge 167:e84263d55307 46 }
AnnaBridge 167:e84263d55307 47
AnnaBridge 167:e84263d55307 48 void onboard_modem_power_up()
AnnaBridge 167:e84263d55307 49 {
AnnaBridge 167:e84263d55307 50 /* keep the power line low for 150 milisecond */
AnnaBridge 167:e84263d55307 51 press_power_button(150);
AnnaBridge 167:e84263d55307 52 /* give modem a little time to respond */
AnnaBridge 167:e84263d55307 53 wait_ms(100);
AnnaBridge 167:e84263d55307 54 }
AnnaBridge 167:e84263d55307 55
AnnaBridge 167:e84263d55307 56 void onboard_modem_power_down()
AnnaBridge 167:e84263d55307 57 {
AnnaBridge 167:e84263d55307 58 /* keep the power line low for 1 second */
AnnaBridge 167:e84263d55307 59 press_power_button(1000);
AnnaBridge 167:e84263d55307 60 }
AnnaBridge 167:e84263d55307 61 #endif //MODEM_ON_BOARD
AnnaBridge 167:e84263d55307 62 #endif //MBED_CONF_NSAPI_PRESENT