C8051T630 Datasheet, PDF (213/221 Pages) Silicon Laboratories – Mixed-Signal Byte-Programmable EPROM MCU

C8051T630/1/2/3/4/5
C2 Register Definition 26.6. EPDAT: C2 EPROM Data
Bit
7
6
5
4
3
2
1
0
Name
EPDAT[7:0]
Type
R/W
Reset
0
0
0
0
0
0
0
0
C2 Address: 0xBF
Bit Name
Function
7:0 EPDAT[7:0] _{C2 EPROM Data Register.}
This register is used to pass EPROM data during C2 EPROM operations.
C2 Register Definition 26.7. EPSTAT: C2 EPROM Status
Bit
7
6
5
4
3
2
1
0
Name ^{WRLOCK RDLOCK}
ERROR
Type
R
R
R
R
R
R
R
R
Reset
0
0
0
0
0
0
0
0
C2 Address: 0xB7
Bit Name
Function
7 WRLOCK _{Write Lock Indicator.}
Set to '1' if EPADDR currently points to a write-locked address.
6 RDLOCK _{Read Lock Indicator.}
Set to '1' if EPADDR currently points to a read-locked address.
5:1 Unused Unused. Read = 00000b; Write = don’t care.
0 ERROR _{Error Indicator.}
Set to '1' if last EPROM read or write operation failed due to a security restriction.
Rev. 1.0
213