Marco Zecchini
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Example_RTOS
Rtos API example
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mbed_lp_ticker_api.c
00001 /* mbed Microcontroller Library 00002 * Copyright (c) 2015 ARM Limited 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 #include "hal/lp_ticker_api.h" 00017 00018 #if DEVICE_LOWPOWERTIMER 00019 00020 static ticker_event_queue_t events = { 0 }; 00021 00022 static ticker_irq_handler_type irq_handler = ticker_irq_handler; 00023 00024 static const ticker_interface_t lp_interface = { 00025 .init = lp_ticker_init, 00026 .read = lp_ticker_read, 00027 .disable_interrupt = lp_ticker_disable_interrupt, 00028 .clear_interrupt = lp_ticker_clear_interrupt, 00029 .set_interrupt = lp_ticker_set_interrupt, 00030 .fire_interrupt = lp_ticker_fire_interrupt, 00031 .get_info = lp_ticker_get_info, 00032 }; 00033 00034 static const ticker_data_t lp_data = { 00035 .interface = &lp_interface, 00036 .queue = &events, 00037 }; 00038 00039 const ticker_data_t* get_lp_ticker_data(void) 00040 { 00041 return &lp_data; 00042 } 00043 00044 ticker_irq_handler_type set_lp_ticker_irq_handler(ticker_irq_handler_type ticker_irq_handler) 00045 { 00046 ticker_irq_handler_type prev_irq_handler = irq_handler; 00047 00048 irq_handler = ticker_irq_handler; 00049 00050 return prev_irq_handler; 00051 } 00052 00053 void lp_ticker_irq_handler(void) 00054 { 00055 if (irq_handler) { 00056 irq_handler(&lp_data); 00057 } 00058 } 00059 00060 #endif
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