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authorDean Camera <dean@fourwalledcubicle.com>2010-11-12 06:24:01 +0000
committerDean Camera <dean@fourwalledcubicle.com>2010-11-12 06:24:01 +0000
commitd41cd9a41aca81eaa21e65e6c53672fe604fa3d5 (patch)
tree6863f09655ddb2a4faea8cb009fb688ef38f7509 /Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c
parent50390867e761f9cd92882d9f43db8593600fa61a (diff)
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Fixed PDI/TPI programming speed of ~250KHz in the AVRISP-MKII Clone project, instead of the desired 500KHz.
Diffstat (limited to 'Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c')
-rw-r--r--Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c b/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c
index f0ef2b652..5d59f7f17 100644
--- a/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c
+++ b/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c
@@ -79,7 +79,7 @@ void XPROGTarget_EnableTargetTPI(void)
DDRD &= ~(1 << 2);
/* Set up the synchronous USART for TINY communications - 8 data bits, even parity, 2 stop bits */
- UBRR1 = (F_CPU / XPROG_HARDWARE_SPEED);
+ UBRR1 = ((F_CPU / 2 / XPROG_HARDWARE_SPEED) - 1);
UCSR1B = (1 << TXEN1);
UCSR1C = (1 << UMSEL10) | (1 << UPM11) | (1 << USBS1) | (1 << UCSZ11) | (1 << UCSZ10) | (1 << UCPOL1);