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CHAPTER 3 CPU
3.7.4 Standby Control Register (STBC)

The standby control register (STBC) controls transition to sleep /stop modes, pin state

settings in stop mode, and software reset.

Standby Control Register (STBC)

Figure 3.7-1 Standby Control Register (STBC)

RESV
0
1
RST
0
1
SPL
0
1
SLP
0
1
STP
0
1
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
0008HSTP SLP SPL RST RESV 00010---B
R/W R/W R/W R/W R
R/W :
Read only
: Unused
: Initial value
R
: Readable/Writable
Address Initial value
Reserved bit
When read
When read
When read
When read
When written
When written
When written
When written
Always "0" Does not affect operations
Software reset bit
4-instruction reset signal
generated.
Always "1" Does not affect operations
Pin state setting bit
Pin states applied are maintained in stop mode.
Pin states are set to Hi-Z in stop mode.
Sleep bit
Always "0" Does not affect operations
Transition to sleep mode
Stop bit
Always "0" Does not affect operations
Transition to stop mode