Z8 Microcontrollers
ZiLOG Address Space
UM001601-0803 2-9
Working Register Group 0 in ERF Bank 0 consists of the regis-
ters for Z8 General-Purpose Registers and ports. Table 2-6
shows the registers within this group.
Working Register Group 0 in ERF Bank F consists of the control
registers for STOP mode, WDT, and port control. Table 2-7
shows the registers within this group.
The functions and applications of the control and peripheral reg-
isters are described in subsequent sections of this manual.
Tab le 2-6. Expanded Register File Bank 0,
WR Group 0
Register Working
Register Function Register
F General-Purpose Register R15
E General-Purpose Register R14
D General-Purpose Register R13
C General-Purpose Register R12
B General-Purpose Register R11
A General-Purpose Register R10
9 General-Purpose Register R9
8 General-Purpose Register R8
7 General-Purpose Register R7
6 General-Purpose Register R6
5 General-Purpose Register R5
4 General-Purpose Register R4
3 Port 3 R3
2 Port 2 R2
1 Port 1 R1
0 Port 0 R0
Table 2-7. Expanded Register File Bank F,
WR Group 0
Register Working
Register Function Register
F WDTMR R15
E Reserved R14
D Reserved R13
C Reserved R12
B SMR R11
A Reserved R10
9 Reserved R9
8 Reserved R8
7 Reserved R7
6 Reserved R6
5 Reserved R5
4 Reserved R4
3 Reserved R3
2 Reserved R2
1 Reserved R1
0 PCON R0
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