From ad63d7978057b70eacff2fe8617198bf4aedc3b6 Mon Sep 17 00:00:00 2001
From: flabbergast <s3+flabbergast@sdfeu.org>
Date: Tue, 22 Mar 2016 18:49:34 +0000
Subject: [KINETIS] Add a custom KL27Z breakout board demo.

---
 testhal/KINETIS/KL27Z/BLINK/main.c | 94 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 testhal/KINETIS/KL27Z/BLINK/main.c

(limited to 'testhal/KINETIS/KL27Z/BLINK/main.c')

diff --git a/testhal/KINETIS/KL27Z/BLINK/main.c b/testhal/KINETIS/KL27Z/BLINK/main.c
new file mode 100644
index 0000000..7af54b6
--- /dev/null
+++ b/testhal/KINETIS/KL27Z/BLINK/main.c
@@ -0,0 +1,94 @@
+/*
+    ChibiOS/RT KL27 example - Copyright (C) 2015 flabbergast
+
+    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 "hal.h"
+
+/*
+ * Blink thread
+ */
+static THD_WORKING_AREA(waBlinkThread, 128);
+static THD_FUNCTION(BlinkThread, arg) {
+  (void)arg;
+
+  while(TRUE) {
+    palTogglePad(GPIO_LED, PIN_LED);
+    chThdSleepMilliseconds(700);
+  }
+}
+
+/*
+ * Check button thread
+ */
+static THD_WORKING_AREA(waButtonThread, 128);
+static THD_FUNCTION(ButtonThread, arg) {
+  (void)arg;
+  chRegSetThreadName("buttonThread");
+
+  uint8_t newstate, state = PAL_HIGH;
+
+  while(true) {
+    if(palReadPad(GPIO_BUTTON, PIN_BUTTON) != state) {
+      chThdSleepMilliseconds(20); /* debounce */
+      newstate = palReadPad(GPIO_BUTTON, PIN_BUTTON);
+      if(newstate != state) {
+        state = newstate;
+        if(newstate == PAL_LOW) {
+          // palTogglePad(GPIO_LED, PIN_LED);
+          /* jump to bootloader */
+          /* force boot from ROM */
+          RCM->FM = RCM_FM_FORCEROM(2);
+          /* request RESET */
+          #define SCB_AIRCR_VECTKEY_WRITEMAGIC 0x05FA0000
+          SCB->AIRCR = SCB_AIRCR_VECTKEY_WRITEMAGIC | SCB_AIRCR_SYSRESETREQ_Msk;
+        }
+      }
+    }
+    chThdSleepMilliseconds(20);
+  }
+}
+
+/*
+ * 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();
+
+  /*
+   * Create the blink thread.
+   */
+  chThdCreateStatic(waBlinkThread, sizeof(waBlinkThread), NORMALPRIO, BlinkThread, NULL);
+
+  /*
+   * Create the button check thread.
+   */
+  chThdCreateStatic(waButtonThread, sizeof(waButtonThread), NORMALPRIO, ButtonThread, NULL);
+
+  /*
+   * Normal main() thread activity, in this demo it does nothing.
+   */
+  while(TRUE) {
+    chThdSleepMilliseconds(500);
+  }
+
+  return 0;
+}
-- 
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