Spl — Stack Pointer: D9H, Bank0 - Samsung S3F84B8 User Manual

S3F84B8_UM_REV 1.00
4.1.36 SPL — STACK POINTER: D9H, BANK0
Bit Identifier
Reset Value
Read/Write
.7–.0
4.1.37 STOPCON — STOP MODE CONTROL REGISTER: F4H, BANK1
Bit Identifier
RESET Value
Read/Write
.7–.0
NOTE:
1. Before executing the STOP instruction, set this STPCON register to "10100101b".
2. When STOPCON register does not have #0A5H value and you use STOP instruction, PC is changed to reset address.
.7 .6
x x
R/W R/W
Stack Pointer Address (Low Byte)
The SP value is undefined following a reset.
.7 .6
0 0
R/W R/W
Watchdog Timer Function Enable Bit
10100101 Enables STOP instruction.
Other value Disables STOP instruction.
.5 .4
x x
R/W R/W R/W
.5 .4
0 0
R/W R/W R/W
4-34
4 CONTROL REGISTERS
.3 .2 .1
x x x
R/W R/W
.3 .2 .1
0 0 0
R/W R/W
.0
x
R/W
.0
0
R/W