63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/*
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ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "ch.h"
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#include "hal.h"
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/* Triggered when the button is pressed. The blue led is toggled. */
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static void extcb1(EXTDriver *extp, expchannel_t channel) {
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(void)extp;
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(void)channel;
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palTogglePad(IOPORT4, 4);
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}
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static const EXTConfig extcfg = {
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{
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{EXT_CH_MODE_FALLING_EDGE | EXT_CH_MODE_AUTOSTART, extcb1, PORTA, 1}
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}
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};
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/*
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* Application entry point.
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*/
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int main(void) {
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/*
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* System initializations.
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* - HAL initialization, this also initializes the configured device drivers
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* and performs the board-specific initializations.
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* - Kernel initialization, the main() function becomes a thread and the
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* RTOS is active.
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*/
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halInit();
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chSysInit();
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palSetPad(IOPORT3, 3); // Red
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palSetPad(IOPORT4, 4); // Green
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palSetPad(IOPORT1, 2); // Blue
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/*
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* Activates the EXT driver 1.
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*/
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palSetPadMode(IOPORT1, 1, PAL_MODE_INPUT_PULLUP);
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extStart(&EXTD1, &extcfg);
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while (1) {
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chThdSleepMilliseconds(500);
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}
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}
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