From: cskarai <cskarai@freemail.hu>
Date: Wed, 7 Jan 2015 22:21:23 +0000 (+0100)
Subject: Reconfigure fast pwm timer at OCRA write  if OCRA is the top
X-Git-Tag: v1.3~56^2
X-Git-Url: https://git.htl-mechatronik.at/public/?a=commitdiff_plain;h=948bbf97657d91dfac0a8d899e378f29abcdf9b5;p=sx%2Fsimavr.git

Reconfigure fast pwm timer at OCRA write  if OCRA is the top
---

diff --git a/simavr/sim/avr_timer.c b/simavr/sim/avr_timer.c
index 6e0b17e..8e1290b 100644
--- a/simavr/sim/avr_timer.c
+++ b/simavr/sim/avr_timer.c
@@ -316,6 +316,8 @@ static void avr_timer_write_ocr(struct avr_t * avr, avr_io_addr_t addr, uint8_t
 		case avr_timer_wgm_pwm:
 			if (timer->mode.top != avr_timer_wgm_reg_ocra) {
 				avr_raise_irq(timer->io.irq + TIMER_IRQ_OUT_PWM0, _timer_get_ocr(timer, AVR_TIMER_COMPA));
+			} else {
+				avr_timer_reconfigure(timer); // if OCRA is the top, reconfigure needed
 			}
 			avr_raise_irq(timer->io.irq + TIMER_IRQ_OUT_PWM1, _timer_get_ocr(timer, AVR_TIMER_COMPB));
 			break;