r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 1439

• Manufacturer Part Number: r8a77850anbg
• Description: Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

28.2.12 Port M Control Register (PMCR)
PMCR is a 16-bit readable/writable register that selects the pin function and controls the input
pull-up MOS.
Initial value:
Bit
15 to 4
3
2
1
0
R/W:
Bit:
Bit Name
⎯
PM1MD1
PM1MD0
PM0MD1
PM0MD0
R/W
15
—
1
R/W
14
—
1
R/W
13
—
1
Initial
value
All 1
0
0
0
0
R/W
12
—
1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
11
—
1
R/W
10
—
1
Description
Reserved
These bits are always read as 1, and the write value
should always be 1.
PM1 Mode
00: LBSC module (BREQ/BSACK)
01: Port output
10: Port input (pull-up MOS: Off)
11: Port input (pull-up MOS: On)
PM1 Mode
00: LBSC module (BACK/BSREQ)
01: Port output
10: Port input (pull-up MOS: Off)
11: Port input (pull-up MOS: On)
R/W
—
9
1
R/W
—
8
1
R/W
—
7
1
Rev.1.00 Jan. 10, 2008 Page 1409 of 1658
R/W
—
6
1
28. General Purpose I/O Ports (GPIO)
R/W
—
5
1
R/W
—
4
1
R/W
MD1
PM1
3
0
REJ09B0261-0100
R/W
MD0
PM1
2
0
R/W
MD1
PM0
1
0
R/W
PM0
MD0
0
0