SAM7X256_14 Datasheet, PDF (289/662 Pages) ATMEL Corporation – ARM-based Flash MCU

29.6.8 TWI Interrupt Mask Register
Register Name:
Access Type:
TWI_IMR
Read-only
31
30
29
28
27
–
–
–
–
–
23
22
21
20
19
–
–
–
–
–
15
14
13
12
11
–
–
–
–
–
7
6
5
4
3
–
–
–
–
–
• TXCOMP: Transmission Completed
• RXRDY: Receive Holding Register Ready
• TXRDY: Transmit Holding Register Ready
• OVRE: Overrun Error Interrupt Mask
• NACK: Not Acknowledge
0 = The corresponding interrupt is disabled.
1 = The corresponding interrupt is enabled.
29.6.9 TWI Receive Holding Register
Register Name:
Access Type:
TWI_RHR
Read-only
31
30
29
–
–
–
23
22
21
–
–
–
15
14
13
–
–
–
7
6
5
• RXDATA: Receive Holding Data
28
27
–
–
20
19
–
–
12
11
–
–
4
3
RXDATA
26
–
18
–
10
–
2
TXRDY
25
–
17
–
9
–
1
RXRDY
24
–
16
–
8
NACK
0
TXCOMP
26
25
24
–
–
–
18
17
16
–
–
–
10
9
8
–
–
–
2
1
0
SAM7X Series [DATASHEET]
6120K–ATARM–11-Feb-14
289