HD404889_03 Datasheet, PDF (93/197 Pages) Renesas Technology Corp – Low-Voltage AS Microcomputers with On-Chip LCD Circuit

HD404889/HD404899/HD404878/HD404868 Series
• Module standby register 1 (MSR1: $00D):
Module standby register 1 (MSR1) is a write-only register used to designate supply or stopping of the
clock to timer B as shown in figure 46.
Module standby register 1 (MSR1) is reset to $0 by an MCU reset.
Module standby register 1 (MSR1: $00D)
Bit
3
Read/Write

Initial value on reset

Bit name

2
W
0
MSR12
1
W
0
MSR11
0
W
0
MSR10
MSR10
0
1
Timer B clock supply control
Supplied
Stopped
MSR11
0
1
Timer C clock supply control
Supplied
Stopped
MSR12
0
1
Timer D clock supply control
Supplied
Stopped
Figure 46 Module Standby Register 1 (MSR1)
Rev.6.00, Sep.08.2003, page 93 of 197