From 5bbe2a63e48ec3057322167a3a6745a66f0c8941 Mon Sep 17 00:00:00 2001
From: Zach Eveland <zeveland@blacklabel-development.com>
Date: Fri, 16 Sep 2011 16:36:42 -0400
Subject: added support for TIMER4D used for PWM on Leonardo and Micro D6

---
 cores/arduino/Arduino.h       | 7 ++++---
 cores/arduino/wiring_analog.c | 8 ++++++++
 2 files changed, 12 insertions(+), 3 deletions(-)

(limited to 'cores')

diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index ebdbe9a..7f2fc05 100755
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -169,9 +169,10 @@ extern const uint8_t PROGMEM digital_pin_to_timer_PGM[];
 #define TIMER4A 11
 #define TIMER4B 12
 #define TIMER4C 13
-#define TIMER5A 14
-#define TIMER5B 15
-#define TIMER5C 16
+#define TIMER4D 14	
+#define TIMER5A 15
+#define TIMER5B 16
+#define TIMER5C 17
 
 #ifdef __cplusplus
 } // extern "C"
diff --git a/cores/arduino/wiring_analog.c b/cores/arduino/wiring_analog.c
index 62b91cf..2b1f3a0 100644
--- a/cores/arduino/wiring_analog.c
+++ b/cores/arduino/wiring_analog.c
@@ -225,6 +225,14 @@ void analogWrite(uint8_t pin, int val)
 				OCR4C = val; // set pwm duty
 				break;
 			#endif
+				
+			#if defined(TCCR4A) && defined(COM4D1)
+			case TIMER4D:
+				// connect pwm to pin on timer 4, channel D
+				sbi(TCCR4A, COM4D1);
+				OCR4D = val; // set pwm duty
+				break;
+			#endif
 
 			#if defined(TCCR5A) && defined(COM5A1)
 			case TIMER5A:
-- 
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