3 twi slave mode register – Rainbow Electronics AT91CAP9S250A User Manual
Page 514
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514
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
34.10.3
TWI Slave Mode Register
Name: TWI_SMR
Access: Read/Write
Reset Value: 0x00000000
• SADR: Slave Address
The slave device address is used in Slave mode in order to be accessed by master devices in read or write mode.
SADR must be programmed before enabling the Slave mode or after a general call. Writes at other times have no effect.
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
–
SADR
15
14
13
12
11
10
9
8
–
–
–
–
–
–
7
6
5
4
3
2
1
0
–
–
–
–
–
–
–
–
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