X-Git-Url: https://git.smho.de/gw/?p=owSlave2.git;a=blobdiff_plain;f=common%2FI2C%2FUSI_TWI_Master.c;h=9aaf21d3e7923b532ec39704eac3fd9c74fb2c7d;hp=d5f259640b75d75a724a39e6fd0f741b3fb04281;hb=refs%2Fheads%2Fmaster;hpb=6467d8138460abffd9ddabc7b0a9f00c764af19c

diff --git a/common/I2C/USI_TWI_Master.c b/common/I2C/USI_TWI_Master.c
index d5f2596..9aaf21d 100644
--- a/common/I2C/USI_TWI_Master.c
+++ b/common/I2C/USI_TWI_Master.c
@@ -26,9 +26,14 @@
 *                     success of the transmission.
 *
 ****************************************************************************/
+
+#ifdef  __4MHZ__
+#define F_CPU 4000000UL
+#else
 #define F_CPU 8000000UL
+#endif
 #include <avr/io.h>
-#include "USI_TWI_Master.h"
+#include "TWI_Master.h"
 #include <util/delay.h>
 
 unsigned char USI_TWI_Master_Transfer( unsigned char );