added basic code

1 files changed, 124 insertions, 0 deletions

diff --git a/arduino/cores/nRF5/main.cpp b/arduino/cores/nRF5/main.cpp
new file mode 100755
index 0000000..c836e43
--- /dev/null
+++ b/arduino/cores/nRF5/main.cpp
@@ -0,0 +1,124 @@
+/*
+  Copyright (c) 2015 Arduino LLC.  All right reserved.
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the GNU Lesser General Public License for more details.
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#define ARDUINO_MAIN
+#include "Arduino.h"
+
+// DEBUG Level 1
+#if CFG_DEBUG
+// weak function to avoid compilation error with
+// non-Bluefruit library sketch such as ADC read test
+void Bluefruit_printInfo() __attribute__((weak));
+void Bluefruit_printInfo() {}
+#endif
+
+// DEBUG Level 3
+#if CFG_DEBUG >= 3
+#include "SEGGER_SYSVIEW.h"
+#endif
+
+static TaskHandle_t  _loopHandle;
+
+
+// Weak empty variant initialization function.
+// May be redefined by variant files.
+void initVariant() __attribute__((weak));
+void initVariant() { }
+
+uint32_t _loopStacksize = 512*3;
+
+uint32_t setLoopStacksize(void) __attribute__ ((weak));
+
+static void loop_task(void* arg)
+{
+  (void) arg;
+
+  setup();
+
+#if CFG_DEBUG
+  // If Serial is not begin(), call it to avoid hard fault
+  if ( !Serial ) Serial.begin(115200);
+  dbgPrintVersion();
+  // dbgMemInfo();
+  Bluefruit_printInfo();
+#endif
+
+  while (1)
+  {
+    loop();
+
+#ifdef NRF52840_XXAA
+    tud_cdc_write_flush();
+#endif
+
+    // Serial events
+    if (serialEvent && serialEventRun) serialEventRun();
+  }
+}
+
+/*
+ * \brief Main entry point of Arduino application
+ */
+int main( void )
+{
+  init();
+  initVariant();
+
+  ledOn(PIN_LED2);
+
+  if (setLoopStacksize)
+  {
+    _loopStacksize = setLoopStacksize();
+  }
+
+#if CFG_DEBUG >= 3
+  SEGGER_SYSVIEW_Conf();
+#endif
+
+  // Create a task for loop()
+  xTaskCreate( loop_task, "loop", _loopStacksize, NULL, TASK_PRIO_LOW, &_loopHandle);
+
+  // Initialize callback task
+  ada_callback_init();
+
+  // Start FreeRTOS scheduler.
+  vTaskStartScheduler();
+
+  NVIC_SystemReset();
+
+  return 0;
+}
+
+void suspendLoop(void)
+{
+  vTaskSuspend(_loopHandle);
+}
+
+extern "C"
+{
+
+// nanolib printf() retarget
+int _write (int fd, const void *buf, size_t count)
+{
+  (void) fd;
+
+  if ( Serial )
+  {
+    Serial.write( (const uint8_t *) buf, count);
+  }
+}
+
+}
+