X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/d41cd9a41aca81eaa21e65e6c53672fe604fa3d5..cbc00c843a3107b8c76f0b3f1e3425f924518416:/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 5d59f7f17..9be78d062 100644
--- a/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c
+++ b/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c
@@ -39,7 +39,7 @@
 #if defined(ENABLE_XPROG_PROTOCOL) || defined(__DOXYGEN__)
 
 /** Flag to indicate if the USART is currently in Tx or Rx mode. */
-volatile bool IsSending;
+bool IsSending;
 
 /** Enables the target's PDI interface, holding the target in reset until PDI mode is exited. */
 void XPROGTarget_EnableTargetPDI(void)
@@ -55,7 +55,7 @@ void XPROGTarget_EnableTargetPDI(void)
 	_delay_us(1);
 
 	/* Set up the synchronous USART for XMEGA 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);
 
@@ -115,10 +115,10 @@ void XPROGTarget_DisableTargetTPI(void)
 	UCSR1B  = 0;
 	UCSR1C  = 0;
 
-	/* Set all USART lines as input, tristate */
+	/* Set all USART lines as inputs, tristate */
 	DDRD  &= ~((1 << 5) | (1 << 3));
 	PORTD &= ~((1 << 5) | (1 << 3) | (1 << 2));
-
+	
 	/* Tristate target /RESET line */
 	AUX_LINE_DDR  &= ~AUX_LINE_MASK;
 	AUX_LINE_PORT &= ~AUX_LINE_MASK;