From 872f61ff53dced4529b743faf639b984e7e9ce77 Mon Sep 17 00:00:00 2001 From: Dean Camera Date: Fri, 29 Jan 2010 05:31:25 +0000 Subject: Fix TPI communications in the AVRISP project when bit-banged USART mode is selected. --- Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c') diff --git a/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c b/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c index 140642869..0f590c719 100644 --- a/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c +++ b/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c @@ -96,7 +96,7 @@ ISR(TIMER1_COMPA_vect, ISR_BLOCK) } /** ISR to manage the TPI software USART when bit-banged TPI USART mode is selected. */ -ISR(TIMER1_COMPB_vect, ISR_BLOCK) +ISR(TIMER1_CAPT_vect, ISR_BLOCK) { /* Toggle CLOCK pin in a single cycle (see AVR datasheet) */ BITBANG_TPICLOCK_PIN |= BITBANG_TPICLOCK_MASK; @@ -209,10 +209,10 @@ void XPROGTarget_EnableTargetTPI(void) /* Set DATA line high for idle state */ BITBANG_TPIDATA_PORT |= BITBANG_TPIDATA_MASK; - /* Fire timer capture channel B ISR to manage the software USART */ - OCR1B = BITS_BETWEEN_USART_CLOCKS; - TCCR1B = (1 << WGM12) | (1 << CS10); - TIMSK1 = (1 << OCIE1B); + /* Fire timer capture channel ISR to manage the software USART */ + ICR1 = BITS_BETWEEN_USART_CLOCKS; + TCCR1B = (1 << WGM13) | (1 << WGM12) | (1 << CS10); + TIMSK1 = (1 << ICIE1); #endif /* Send two BREAKs of 12 bits each to enable TPI interface (need at least 16 idle bits) */ -- cgit v1.2.3