Thomas Lyp / DevLibMemoryController

Initial commit

Dependencies:   FastPWM

mbed-dev-master/hal/mbed_us_ticker_api.c@0:bb348c97df44, 2020-09-16 (annotated)

Committer:
lypinator
Date:
Wed Sep 16 01:11:49 2020 +0000
Revision:
0:bb348c97df44
Added PWM

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lypinator 0:bb348c97df44 1 /* mbed Microcontroller Library
lypinator 0:bb348c97df44 2 * Copyright (c) 2015 ARM Limited
lypinator 0:bb348c97df44 3 *
lypinator 0:bb348c97df44 4 * Licensed under the Apache License, Version 2.0 (the "License");
lypinator 0:bb348c97df44 5 * you may not use this file except in compliance with the License.
lypinator 0:bb348c97df44 6 * You may obtain a copy of the License at
lypinator 0:bb348c97df44 7 *
lypinator 0:bb348c97df44 8 * http://www.apache.org/licenses/LICENSE-2.0
lypinator 0:bb348c97df44 9 *
lypinator 0:bb348c97df44 10 * Unless required by applicable law or agreed to in writing, software
lypinator 0:bb348c97df44 11 * distributed under the License is distributed on an "AS IS" BASIS,
lypinator 0:bb348c97df44 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
lypinator 0:bb348c97df44 13 * See the License for the specific language governing permissions and
lypinator 0:bb348c97df44 14 * limitations under the License.
lypinator 0:bb348c97df44 15 */
lypinator 0:bb348c97df44 16 #include "hal/us_ticker_api.h"
lypinator 0:bb348c97df44 17
lypinator 0:bb348c97df44 18 static ticker_event_queue_t events = { 0 };
lypinator 0:bb348c97df44 19
lypinator 0:bb348c97df44 20 static ticker_irq_handler_type irq_handler = ticker_irq_handler;
lypinator 0:bb348c97df44 21
lypinator 0:bb348c97df44 22 static const ticker_interface_t us_interface = {
lypinator 0:bb348c97df44 23 .init = us_ticker_init,
lypinator 0:bb348c97df44 24 .read = us_ticker_read,
lypinator 0:bb348c97df44 25 .disable_interrupt = us_ticker_disable_interrupt,
lypinator 0:bb348c97df44 26 .clear_interrupt = us_ticker_clear_interrupt,
lypinator 0:bb348c97df44 27 .set_interrupt = us_ticker_set_interrupt,
lypinator 0:bb348c97df44 28 .fire_interrupt = us_ticker_fire_interrupt,
lypinator 0:bb348c97df44 29 .get_info = us_ticker_get_info,
lypinator 0:bb348c97df44 30 };
lypinator 0:bb348c97df44 31
lypinator 0:bb348c97df44 32 static const ticker_data_t us_data = {
lypinator 0:bb348c97df44 33 .interface = &us_interface,
lypinator 0:bb348c97df44 34 .queue = &events
lypinator 0:bb348c97df44 35 };
lypinator 0:bb348c97df44 36
lypinator 0:bb348c97df44 37 const ticker_data_t *get_us_ticker_data(void)
lypinator 0:bb348c97df44 38 {
lypinator 0:bb348c97df44 39 return &us_data;
lypinator 0:bb348c97df44 40 }
lypinator 0:bb348c97df44 41
lypinator 0:bb348c97df44 42 ticker_irq_handler_type set_us_ticker_irq_handler(ticker_irq_handler_type ticker_irq_handler)
lypinator 0:bb348c97df44 43 {
lypinator 0:bb348c97df44 44 ticker_irq_handler_type prev_irq_handler = irq_handler;
lypinator 0:bb348c97df44 45
lypinator 0:bb348c97df44 46 irq_handler = ticker_irq_handler;
lypinator 0:bb348c97df44 47
lypinator 0:bb348c97df44 48 return prev_irq_handler;
lypinator 0:bb348c97df44 49 }
lypinator 0:bb348c97df44 50
lypinator 0:bb348c97df44 51 void us_ticker_irq_handler(void)
lypinator 0:bb348c97df44 52 {
lypinator 0:bb348c97df44 53 if (irq_handler) {
lypinator 0:bb348c97df44 54 irq_handler(&us_data);
lypinator 0:bb348c97df44 55 }
lypinator 0:bb348c97df44 56 }