Initial commit
Diff: mbed-dev-master/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F439xI/TARGET_WIO_3G/onboard_modem_api.c
- Revision:
- 0:bb348c97df44
diff -r 000000000000 -r bb348c97df44 mbed-dev-master/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F439xI/TARGET_WIO_3G/onboard_modem_api.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-dev-master/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F439xI/TARGET_WIO_3G/onboard_modem_api.c Wed Sep 16 01:11:49 2020 +0000 @@ -0,0 +1,70 @@ +/* mbed Microcontroller Library + * Copyright (c) 2017 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#if MBED_CONF_NSAPI_PRESENT + +#include "cellular/onboard_modem_api.h" +#include "gpio_api.h" +#include "platform/mbed_wait_api.h" +#include "PinNames.h" + +#if MODEM_ON_BOARD + +static void press_power_button(int time_ms) +{ + gpio_t gpio; + + gpio_init_out_ex(&gpio, PWRKEY, 1); + gpio_write(&gpio, 1); + wait_ms(time_ms); + gpio_write(&gpio, 0); +} + +void onboard_modem_init() +{ + gpio_t gpio; + // start with modem disabled + gpio_init_out_ex(&gpio, RESET_MODULE, 0); + gpio_init_in_ex(&gpio, MDMSTAT, PullUp); + gpio_init_out_ex(&gpio, MDMDTR, 0); + gpio_init_out_ex(&gpio, M_POWR, 1); + +// gpio_write(&gpio, M_POWR, 1); + wait_ms(500); +} + +void onboard_modem_deinit() +{ +// wio3g_mdm_powerOff(); +} + +void onboard_modem_power_up() +{ + /* keep the power line HIGH for 200 milisecond */ + press_power_button(200); + /* give modem a little time to respond */ + wait_ms(100); +} + +void onboard_modem_power_down() +{ + /* keep the power line low for 1 second */ +// press_power_button(1000); + +// gpio_write(&mpowr, M_POWR, 0); +} +#endif //MODEM_ON_BOARD +#endif //MBED_CONF_NSAPI_PRESENT