leds-arch.c for arduino board.

Arduino have one yellow led attached to pin 13. Now it's possible to control it using contiki functions.

Author: PIlin

platform/arduino/Makefile.arduino

@@ -1,10 +1,11 @@
-CONTIKI_TARGET_DIRS	= . apps net loader arduino arduino/variants/standard
+CONTIKI_TARGET_DIRS	= . arduino arduino/variants/standard dev
 CONTIKI_CORE		= contiki-arduino-main
 CONTIKI_TARGET_MAIN	= ${CONTIKI_CORE}.o
 
 CONTIKI_TARGET_SOURCEFILES +=	rs232.c cfs-eeprom.c eeprom.c random.c \
 				mmem.c contiki-arduino-main.c slip.c \
-				wiring_digital.c
+				wiring_digital.c \
+				leds-arch.c
 
 CONTIKIAVR	= $(CONTIKI)/cpu/avr
 CONTIKIBOARD	= .

platform/arduino/dev/leds-arch.c

@@ -0,0 +1,26 @@
+#include <dev/leds.h>
+#include "Arduino.h"
+
+#define YELLOW_PIN 13
+
+void
+leds_arch_init(void)
+{
+  pinMode(YELLOW_PIN, OUTPUT);
+}
+
+unsigned char
+leds_arch_get(void)
+{
+  unsigned char on = 0;
+  
+  if (digitalRead(YELLOW_PIN)) on |= LEDS_YELLOW;
+
+  return on;
+}
+
+void
+leds_arch_set(unsigned char leds)
+{
+  digitalWrite(YELLOW_PIN, leds & LEDS_YELLOW);
+}

platform/arduino/platform-conf.h

@@ -63,9 +63,11 @@
 #endif
 
 /* LED ports */
+#define PLATFORM_HAS_LEDS    1
+#if 0 
 #define LEDS_PxDIR DDRA /**< port direction register */
 #define LEDS_PxOUT PORTA /**< port register */
-#if 0
+
 #define LEDS_CONF_RED    0x04 /**< red led */
 #define LEDS_CONF_GREEN  0x02 /**< green led */
 #define LEDS_CONF_YELLOW 0x01 /**< yellow led */