Atmel SAM4S Xplained Pro Starter Kit Atmel ATSAM4S-XSTK ATSAM4S-XSTK Data Sheet
Product codes
ATSAM4S-XSTK
660
SAM4S [DATASHEET]
11100E–ATARM–24-Jul-13
33.11.3 TWI Slave Mode Register
Name:
TWI_SMR
Address:
0x40018008 (0), 0x4001C008 (1)
Access:
Read-write
Reset:
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
–
–
–
–
–
–
–
–