From 63515122ca28d9a60e6aba2948fb01765ca1138e Mon Sep 17 00:00:00 2001
From: "David A. Mellis" <d.mellis@arduino.cc>
Date: Fri, 18 Feb 2011 10:40:56 -0500
Subject: Revert "Adding noAnalogWrite() function to disable PWM."

This reverts commit 38d4a34fec6925b29a732d13e200f54ee4b42025.
---
 cores/arduino/pins_arduino.h | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

(limited to 'cores/arduino/pins_arduino.h')

diff --git a/cores/arduino/pins_arduino.h b/cores/arduino/pins_arduino.h
index ca6a821..4bf6470 100644
--- a/cores/arduino/pins_arduino.h
+++ b/cores/arduino/pins_arduino.h
@@ -339,6 +339,30 @@ INLINED uint8_t inlined_digitalPinToBitMask(uint8_t pin)
 	}
 }
 
+// XXX: this needs to return false (or -1) if the pin doesn't have a timer,
+// rather than throwing a compilation error.
+INLINED uint8_t inlined_digitalPinToTimer(uint8_t pin)
+{
+	switch(pin) {
+	case  2: return TIMER3B; // PE 4 ** 2 ** PWM2
+	case  3: return TIMER3C; // PE 5 ** 3 ** PWM3
+	case  4: return TIMER0B; // PG 5 ** 4 ** PWM4
+	case  5: return TIMER3A; // PE 3 ** 5 ** PWM5
+	case  6: return TIMER4A; // PH 3 ** 6 ** PWM6
+	case  7: return TIMER4B; // PH 4 ** 7 ** PWM7
+	case  8: return TIMER4C; // PH 5 ** 8 ** PWM8
+	case  9: return TIMER2B; // PH 6 ** 9 ** PWM9
+	case 10: return TIMER2A; // PB 4 ** 10 ** PWM10
+	case 11: return TIMER1A; // PB 5 ** 11 ** PWM11
+	case 12: return TIMER1B; // PB 6 ** 12 ** PWM12
+	case 13: return TIMER0A; // PB 7 ** 13 ** PWM13
+	case 44: return TIMER5C; // PL 5 ** 44 ** D44
+	case 45: return TIMER5B; // PL 4 ** 45 ** D45
+	case 46: return TIMER5A; // PL 3 ** 46 ** D46
+	default: invalidPinSpecified();
+	}
+}
+
 #else // defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
 
 INLINED volatile uint8_t *inlined_portModeRegister(uint8_t port_index)
@@ -431,6 +455,25 @@ INLINED uint8_t inlined_digitalPinToBitMask(uint8_t pin)
 	}
 }
 
+// XXX: this needs to return false (or -1) if the pin doesn't have a timer,
+// rather than throwing a compilation error.
+INLINED uint8_t inlined_digitalPinToTimer(uint8_t pin)
+{
+	switch(pin) {
+#if defined(__AVR_ATmega8__)
+	case 11: return TIMER2;
+#else
+	case  3: return TIMER2B;
+	case  5: return TIMER0B;
+	case  6: return TIMER0A;
+	case 11: return TIMER2A;
+#endif
+	case  9: return TIMER1A;
+	case 10: return TIMER1B;
+	default: invalidPinSpecified();
+	}
+}
+
 #endif // defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
 
 // Get the bit location within the hardware port of the given virtual pin.
-- 
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