C8051F980-C-GM Datasheet, PDF (155/325 Pages) Silicon Laboratories – Ultra Low Power, 8-2 kB Flash, Capacitive Sensing MCU

C8051F99x-C8051F98x
SFR Definition 14.2. REVID: Revision Identification
Bit
7
6
5
4
3
2
1
0
Name
REVID[7:0]
Type
R/W
Reset
0
0
0
0
0
0
0
0
SFR Page = 0xF; SFR Address = 0xE2
Bit
Name
Function
7:0 REVID[7:0] Revision Identification.
These bits contain a value that can be decoded to determine the silicon 
revision. For example, 0x00 for Rev A, 0x01 for Rev B, 0x02 for Rev C, etc.
Rev. 1.2
155