From 7772ea4579a45bcf63ebd5e68be66ba1a9c72dfa Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <tullivan99@gmail.com>
Date: Fri, 11 Nov 2016 15:02:17 -0500
Subject: chibios!

---
 ChibiOS_16.1.5/testhal/STM32/STM32L0xx/EXT/main.c | 98 +++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 ChibiOS_16.1.5/testhal/STM32/STM32L0xx/EXT/main.c

(limited to 'ChibiOS_16.1.5/testhal/STM32/STM32L0xx/EXT/main.c')

diff --git a/ChibiOS_16.1.5/testhal/STM32/STM32L0xx/EXT/main.c b/ChibiOS_16.1.5/testhal/STM32/STM32L0xx/EXT/main.c
new file mode 100644
index 0000000..4b675a5
--- /dev/null
+++ b/ChibiOS_16.1.5/testhal/STM32/STM32L0xx/EXT/main.c
@@ -0,0 +1,98 @@
+/*
+    ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio
+
+    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.
+*/
+
+#include "ch.h"
+#include "hal.h"
+
+static void led4off(void *arg) {
+
+  (void)arg;
+  palClearPad(GPIOA, GPIOA_LED_GREEN);
+}
+
+/* Triggered when the button is pressed or released. The LED4 is set to ON.*/
+static void extcb1(EXTDriver *extp, expchannel_t channel) {
+  static virtual_timer_t vt4;
+
+  (void)extp;
+  (void)channel;
+  palSetPad(GPIOA, GPIOA_LED_GREEN);
+  chSysLockFromISR();
+  chVTResetI(&vt4);
+  /* LED4 set to OFF after 200mS.*/
+  chVTSetI(&vt4, MS2ST(200), led4off, NULL);
+  chSysUnlockFromISR();
+}
+
+static const EXTConfig extcfg = {
+  {
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_BOTH_EDGES | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOC, extcb1},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL},
+    {EXT_CH_MODE_DISABLED, NULL}
+  }
+};
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+
+  /*
+   * System initializations.
+   * - HAL initialization, this also initializes the configured device drivers
+   *   and performs the board-specific initializations.
+   * - Kernel initialization, the main() function becomes a thread and the
+   *   RTOS is active.
+   */
+  halInit();
+  chSysInit();
+
+  /*
+   * Activates the EXT driver 1.
+   */
+  extStart(&EXTD1, &extcfg);
+
+  /*
+   * Normal main() thread activity, in this demo it enables and disables the
+   * button EXT channel using 5 seconds intervals.
+   */
+  while (true) {
+    chThdSleepMilliseconds(5000);
+    extChannelDisable(&EXTD1, 13);
+    chThdSleepMilliseconds(5000);
+    extChannelEnable(&EXTD1, 13);
+  }
+}
-- 
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