From f3fb2a87faea8acf60a8d202bf860d4503e9810b Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Tue, 24 Feb 2015 22:24:36 +0100
Subject: moved pcr-controller to realraum github repo

---
 pcr-controller/pwm.c | 87 ----------------------------------------------------
 1 file changed, 87 deletions(-)
 delete mode 100644 pcr-controller/pwm.c

(limited to 'pcr-controller/pwm.c')

diff --git a/pcr-controller/pwm.c b/pcr-controller/pwm.c
deleted file mode 100644
index 3ca5bbe..0000000
--- a/pcr-controller/pwm.c
+++ /dev/null
@@ -1,87 +0,0 @@
-
-#include "pwm.h"
-
-//OutputCompareRegister for Timer1 and pin OC1A/B5
-#define PWMB5_VAL OCR1AL
-//for FastPWM in Timer4 OCR4C is TOP for all OC4x pins, all other PWM Modes use OCR4A,OCR4B or OCR4D
-#define PWMD7_VAL OCR4D
-
-void pwm_init(void)
-{
-  //for OC1A on pin B5
-  DDRB |= (1<<PB5);
-  TCCR1A = 0;
-  TCNT1 = 0;
-  OCR1A = 0;
-  TCCR1A = (1<<WGM10);  //Fast PWM, 8-bit
-  TCCR1B = (1<<WGM12); //Fast PWM, 8-bit
-  //TCCR1A |= (1<<COM1A1) // Clear OCnA/OCnB/OCnC on compare match when up-counting. Set OCnA/OCnB/OCnC on compare match when downcounting. (for FastPWM)
-
-  //for OC4D on pin D7
-  DDRD |= (1<<PD7);
-  TCCR4A = 0;
-  TCCR4B = 0;
-  TCCR4C = _BV(PWM4D); //Fast PWM: PWM4x == 0x1 && WGM41..40 ==0x00
-  TCCR4D = 0; //Fast PWM: PWM4x == 0x1 && WGM41..40 ==0x00
-  TCNT4 = 0;
-  OCR4C = 0xFF; //TOP value
-  OCR4D = 0;
-}
-
-inline void pwm_b5_on(void)
-{
-  TCCR1A |= (1<<COM1A1); // Clear OCnA/OCnB/OCnC on compare match when up-counting. Set OCnA/OCnB/OCnC on compare match when downcounting.
-  TCCR1B = (TCCR1B & 0xF8) | (1<<CS10); // enable timer clock, no prescaling
-}
-
-inline void pwm_d7_on(void)
-{
-  TCCR4B = (TCCR4B & 0xF0) | (1<<CS40); // enable timer clock, no prescaling
-  TCCR4C |=  (1<<COM4D1); // Clear OC4D on compare match when up-counting. Set when when TCNT4 == 0x000 (for FastPWM)
-}
-
-inline void pwm_b5_off(void)
-{
-  TCCR1A &= ~((1<<COM1A1) | (1<<COM1A0)); //normal port operation
-  TCCR1B = (TCCR1B & 0xF8);  //no clock source, timer stopped
-  TCNT1 = 0;
-  PORTB &= ~(1 << PB5);  //set pin to LOW (otherwise it will remain in state since last pwm toggle)
-}
-
-inline void pwm_d7_off(void)
-{
-  TCCR4B = (TCCR4B & 0xF0);  //no clock source, timer stopped
-  TCCR4C &=  ~(_BV(COM4D1) | _BV(COM4D0)); //normal port operation
-  TCNT4 = 0;
-  PORTD &= ~(1 << PD7);  //set pin to LOW (otherwise it will remain in state since last pwm toggle)
-}
-
-void pwm_b5_set(uint8_t val)
-{
-  if (val > 0)
-    pwm_b5_on();
-  else
-    pwm_b5_off();
-  PWMB5_VAL = val;
-}
-
-void pwm_d7_set(uint8_t val)
-{
-  if (val > 0)
-    pwm_d7_on();
-  else
-    pwm_d7_off();
-  PWMD7_VAL = val;
-}
-
-inline void pwm_b5_inc(void)
-{
-  if(PWMB5_VAL < 255)
-    PWMB5_VAL++;
-}
-
-inline void pwm_b5_dec(void)
-{
-  if(PWMB5_VAL > 0)
-    PWMB5_VAL--;
-}
-- 
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