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authorShigeru KANEMOTO <sgk@switch-science.com>2012-06-22 11:27:56 +0900
committerShigeru KANEMOTO <sgk@switch-science.com>2012-08-08 18:27:40 +0900
commit4293079076b319f1762481bb31c5fce74c97dc7a (patch)
tree1866502fe12c24c900837da0cf883a75b1b1860c /cores/arduino/Tone.cpp
parentef7a66b84596267e91ee98a39d653ada60be2175 (diff)
Fix for tone() on Leonardo.
Diffstat (limited to 'cores/arduino/Tone.cpp')
-rwxr-xr-xcores/arduino/Tone.cpp31
1 files changed, 23 insertions, 8 deletions
diff --git a/cores/arduino/Tone.cpp b/cores/arduino/Tone.cpp
index 20eed3f..9bb6fe7 100755
--- a/cores/arduino/Tone.cpp
+++ b/cores/arduino/Tone.cpp
@@ -29,6 +29,7 @@ Version Modified By Date Comments
09/11/25 Fixed timer0 from being excluded
0006 D Mellis 09/12/29 Replaced objects with functions
0007 M Sproul 10/08/29 Changed #ifdefs from cpu to register
+0008 S Kanemoto 12/06/22 Fixed for Leonardo by @maris_HY
*************************************************/
#include <avr/interrupt.h>
@@ -85,10 +86,10 @@ volatile uint8_t timer5_pin_mask;
#endif
-// MLS: This does not make sense, the 3 options are the same
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
#define AVAILABLE_TONE_PINS 1
+#define USE_TIMER2
const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 2 /*, 3, 4, 5, 1, 0 */ };
static uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 /*, 255, 255, 255, 255, 255 */ };
@@ -96,13 +97,23 @@ static uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 /*, 255, 255, 255, 255, 25
#elif defined(__AVR_ATmega8__)
#define AVAILABLE_TONE_PINS 1
+#define USE_TIMER2
const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 2 /*, 1 */ };
static uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 /*, 255 */ };
+#elif defined(__AVR_ATmega32U4__)
+
+#define AVAILABLE_TONE_PINS 1
+#define USE_TIMER3
+
+const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 3 /*, 1 */ };
+static uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 /*, 255 */ };
+
#else
#define AVAILABLE_TONE_PINS 1
+#define USE_TIMER2
// Leave timer 0 to last.
const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 2 /*, 1, 0 */ };
@@ -480,8 +491,7 @@ void noTone(uint8_t _pin)
digitalWrite(_pin, 0);
}
-#if 0
-#if !defined(__AVR_ATmega8__)
+#ifdef USE_TIMER0
ISR(TIMER0_COMPA_vect)
{
if (timer0_toggle_count != 0)
@@ -501,6 +511,7 @@ ISR(TIMER0_COMPA_vect)
#endif
+#ifdef USE_TIMER1
ISR(TIMER1_COMPA_vect)
{
if (timer1_toggle_count != 0)
@@ -520,6 +531,7 @@ ISR(TIMER1_COMPA_vect)
#endif
+#ifdef USE_TIMER2
ISR(TIMER2_COMPA_vect)
{
@@ -541,12 +553,10 @@ ISR(TIMER2_COMPA_vect)
// *timer2_pin_port &= ~(timer2_pin_mask); // keep pin low after stop
}
}
+#endif
-
-//#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
-#if 0
-
+#ifdef USE_TIMER3
ISR(TIMER3_COMPA_vect)
{
if (timer3_toggle_count != 0)
@@ -563,7 +573,10 @@ ISR(TIMER3_COMPA_vect)
*timer3_pin_port &= ~(timer3_pin_mask); // keep pin low after stop
}
}
+#endif
+
+#ifdef USE_TIMER4
ISR(TIMER4_COMPA_vect)
{
if (timer4_toggle_count != 0)
@@ -580,7 +593,10 @@ ISR(TIMER4_COMPA_vect)
*timer4_pin_port &= ~(timer4_pin_mask); // keep pin low after stop
}
}
+#endif
+
+#ifdef USE_TIMER5
ISR(TIMER5_COMPA_vect)
{
if (timer5_toggle_count != 0)
@@ -597,5 +613,4 @@ ISR(TIMER5_COMPA_vect)
*timer5_pin_port &= ~(timer5_pin_mask); // keep pin low after stop
}
}
-
#endif