HD6412240 RENESAS [Renesas Technology Corp], HD6412240 Datasheet - Page 601

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

Bit 7— Clock Output Disable (PSTOP): Controls output.
Bits 6—Reserved: This bit can be read or written to, but only 0 should be written.
Bits 5 to 3—Reserved: Read-only bits, always read as 0.
Bits 2 to 0—System Clock Select (SCK2 to SCK0): These bits select the clock for the bus
master.
18.2.3
Bit
Initial value
R/W
MSTPCR is a 16-bit readable/writable register that performs module stop mode control.
Bit 2
SCK2
0
1
Bit 7
PSTOP
0
1
Module Stop Control Register (MSTPCR)
Bit 1
SCK1
0
1
0
1
Normal Operating
Mode
Fixed high
:
:
:
output (initial value)
R/W
15
0
Bit 0
SCK0
0
1
0
1
0
1
—
R/W
14
0
R/W
13
1
Description
Bus master 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
—
MSTPCRH
R/W
12
1
Sleep Mode
Fixed high
R/W
11
output
1
R/W
10
1
R/W
Description
9
1
R/W
Software Standby
Mode
Fixed high
Fixed high
8
1
Rev.3.00 Mar. 26, 2007 Page 559 of 772
R/W
7
1
R/W
6
1
Section 18 Power-Down Modes
R/W
5
1
MSTPCRL
R/W
4
1
Hardware Standby
Mode
High impedance
High impedance
R/W
3
1
REJ09B0355-0300
R/W
(Initial value)
2
1
R/W
1
1
R/W
0
1