Texas Instruments MSP430x1xx - Page 344

I
2
C Module Registers
15-30
USART Peripheral Interface, I
2
C Mode
I2CIFG, I
2
C Interrupt Flag Register
76543210
STTIFG GCIFG TXRDYIFG RXRDYIFG ARDYIFG OAIFG NACKIFG ALIFG
rw−0 rw−0 rw−0 rw−0 rw−0 rw−0 rw−0 rw−0
STTIFG
Bit 7 START detect interrupt flag
0 No interrupt pending
1 Interrupt pending
GCIFG
Bit 6 General call interrupt flag
0 No interrupt pending
1 Interrupt pending
TXRDYIFG
Bit 5 Transmit ready interrupt flag
0 No interrupt pending
1 Interrupt pending
RXRDYIFG
Bit 4 Receive ready interrupt flag
0 No interrupt pending
1 Interrupt pending
ARDYIFG
Bit 3 Access ready interrupt flag
0 No interrupt pending
1 Interrupt pending
OAIFG
Bit 2 Own address interrupt flag
0 No interrupt pending
1 Interrupt pending
NACKIFG
Bit 1 No acknowledge interrupt flag
0 No interrupt pending
1 Interrupt pending
ALIFG
Bit 0 Arbitration lost interrupt flag
0 No interrupt pending
1 Interrupt pending