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Corrected TIMER4_HS output on Sparkfun Pro Micro

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Use O̅C̅4̅A̅ (complimentary output pin)  to output to pin 5 (shared with OC3A) on Sparkfun Pro Micro
This commit is contained in:
alastair.mccormack
2017-12-03 20:09:23 +00:00
parent 9bce17ffab
commit b1eb407e54
2 changed files with 13 additions and 5 deletions
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2
README.md
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@@ -57,7 +57,7 @@ We are open to suggestions for adding support to new boards, however we highly r
| [Teensy++ 1.0 / 2.0](https://www.pjrc.com/teensy/) | **1**, 16, 25 | 1, **2**, 3 |
| [Teensy 3.0 / 3.1](https://www.pjrc.com/teensy/) | **5** | **CMT** |
| [Teensy-LC](https://www.pjrc.com/teensy/) | **16** | **TPM1** |
| [Sparkfun Pro Micro](https://www.sparkfun.com/products/12640) | 9, **5**, 5 | 1, **3**, 4 |
| [Sparkfun Pro Micro](https://www.sparkfun.com/products/12640) | 9, **5**, 5 | 1, **3**, 4_HS |
### Experimental patches

16
boarddefs.h
View File

@@ -252,7 +252,6 @@
# define TIMER_PWM_PIN CORE_OC1A_PIN // Teensy
#elif defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
# define TIMER_PWM_PIN 11 // Arduino Mega
#elif
#elif defined(__AVR_ATmega1284__) || defined(__AVR_ATmega1284P__) \
|| defined(__AVR_ATmega644__) || defined(__AVR_ATmega644P__) \
|| defined(__AVR_ATmega324P__) || defined(__AVR_ATmega324A__) \
@@ -261,7 +260,7 @@
|| defined(__AVR_ATmega16__) || defined(__AVR_ATmega8535__) \
|| defined(__AVR_ATmega64__) || defined(__AVR_ATmega128__)
# define TIMER_PWM_PIN 13 // MightyCore, // MegaCore
#elif defined(__AVR_ATtiny84__) ||
#elif defined(__AVR_ATtiny84__)
# define TIMER_PWM_PIN 6
#else
# define TIMER_PWM_PIN 9 // Arduino Duemilanove, Diecimila, LilyPad, Sparkfun Pro Micro etc
@@ -311,12 +310,21 @@
#elif defined(IR_USE_TIMER4_HS)
#define TIMER_RESET
#define TIMER_ENABLE_PWM (TCCR4A |= _BV(COM4A1))
#define TIMER_DISABLE_PWM (TCCR4A &= ~(_BV(COM4A1)))
#if defined(ARDUINO_AVR_PROMICRO) // Sparkfun Pro Micro
#define TIMER_ENABLE_PWM (TCCR4A |= _BV(COM4A0)) // Use complimentary O̅C̅4̅A̅ output on pin 5
#define TIMER_DISABLE_PWM (TCCR4A &= ~(_BV(COM4A0))) // (Pro Micro does not map PC7 (32/ICP3/CLK0/OC4A)
// of ATmega32U4 )
#else
#define TIMER_ENABLE_PWM (TCCR4A |= _BV(COM4A1))
#define TIMER_DISABLE_PWM (TCCR4A &= ~(_BV(COM4A1)))
#endif
#define TIMER_ENABLE_INTR (TIMSK4 = _BV(TOIE4))
#define TIMER_DISABLE_INTR (TIMSK4 = 0)
#define TIMER_INTR_NAME TIMER4_OVF_vect
#define TIMER_CONFIG_KHZ(val) ({ \
const uint16_t pwmval = SYSCLOCK / 2000 / (val); \
TCCR4A = (1<<PWM4A); \