Texas Instruments SimpleLink CC2620 Technical Reference Manual page 1417

www.ti.com
21.5.1.9 MSA Register (Offset = 800h) [reset = 0h]
MSA is shown in Figure 21-22
Master Salve Address
This register contains seven address bits of the slave to be accessed by the master (a6-a0), and an RS bit
determining if the next operation is a receive or transmit.
31 30 29 28
15 14 13 12
RESERVED
Bit Field
31-8 RESERVED
7-1 SA
0 RS
SWCU117C – February 2015 – Revised September 2015
Submit Documentation Feedback
and described in
Figure 21-22. MSA Register
27 26 25
11 10 9
R-0h
Table 21-11. MSA Register Field Descriptions
Type Reset
R 0h
R/W 0h
R/W 0h
Copyright © 2015, Texas Instruments Incorporated
Table 21-11.
24 23 22 21
RESERVED
R-0h
8 7 6 5
Description
Software must not rely on the value of a reserved. Writing any other
value than the reset value may result in undefined behavior.
I2C master slave address
Defines which slave is addressed for the transaction in master mode
Receive or Send
This bit-field specifies if the next operation is a receive (high) or a
transmit/send (low) from the addressed slave SA.
0h = Transmit/send data to slave
1h = Receive data from slave
I
20 19 18 17
4 3 2
SA
R/W-0h
2
Inter-Integrated Circuit (I C) Interface
2
C Registers
16
1 0
RS
R/W-
0h
1417