X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/rsbs2/blobdiff_plain/99e4226b74acd4286b735b5da275853701dcacf0..7f52e04004f9e6147790d674600e0eed5a5e8448:/bmc/i2c.c

diff --git a/bmc/i2c.c b/bmc/i2c.c
index 992d6ce..214d410 100644
--- a/bmc/i2c.c
+++ b/bmc/i2c.c
@@ -9,18 +9,21 @@
 
 void i2c_init()
 {
-	TWAR = BMC_ADDR;
-	TWCR &= ~(1<<TWSTA)|(1<<TWSTO);
-	TWCR|= (1<<TWEA) | (1<<TWEN)|(1<<TWIE); 
+	TWAR = BMC_ADDR & 0xfe;
+	TWDR = 0x00;
+	TWCR &= ~((1<<TWSTA) | (1<<TWSTO));
+	TWCR |= ((1<<TWEA) | (1<<TWEN) | (1<<TWIE)); 
+	printf("Status: 0x%02x\n", TW_STATUS);
+	PORTC = 0x03;
 }
 
-ISR (TWI_vect)
+ISR (TWI_vect, ISR_BLOCK)
 {
-	printf("Interrupt, Status: %02x!\n", TW_STATUS);
+	printf("Interrupt, Status: 0x%02x, Data: 0x%02x!\n", TW_STATUS, TWDR);
 
 	switch (TW_STATUS) {
 		default:
-			TWCR_RESET;
+			TWCR_ACK;
 			break;
 	}
 }