HD6412240 RENESAS [Renesas Technology Corp], HD6412240 Datasheet - Page 704

• Manufacturer Part Number: HD6412240
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Appendix B Register Field
SCKCR—System Clock Control Register
Bit
Initial value
Read/Write
MDCR—Mode Control Register
Rev.3.00 Mar. 26, 2007 Page 662 of 772
REJ09B0355-0300
Bit
Initial value
Read/Write
Note: * Determined by pins MD
PSTOP
Clock Output Control
:
:
:
0
1
:
:
:
PSTOP
R/W
7
0
—
—
7
1
Normal Operation
Fixed high
output
R/W
—
6
0
—
—
6
0
—
—
2
5
0
to MD
—
—
5
0
Fixed high
0
—
—
Sleep Mode
output
4
0
Bus Master Clock Select
0
1
—
—
4
0
0
1
0
1
—
—
3
0
H'FF3A
H'FF3B
—
0
1
0
1
0
1
SCK2
—
—
R/W
3
0
Bus master is in high-speed mode
Medium-speed clock is /2
Medium-speed clock is /4
Medium-speed clock is /8
Medium-speed clock is /16
Medium-speed clock is /32
—
2
0
Standby Mode
Current mode pin operating mode
Fixed high
Fixed high
Software
MDS2
SCK1
R/W
—*
R
2
1
0
Clock Pulse Generator
SCK0
R/W
MDS1
0
0
—*
R
1
High impedance
High impedance
Standby Mode
Hardware
MDS0
—*
R
0
MCU