r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 1420

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

28. General Purpose I/O Ports (GPIO)
Note:
Rev.1.00 Jan. 10, 2008 Page 1390 of 1658
REJ09B0261-0100
Bit
9
8
7
6
5
4
3
2
1
0
*
Bit Name
PB4MD1
PB4MD0
PB3MD1
PB3MD0
PB2MD1
PB2MD0
PB1MD1
PB1MD0
PB0MD1
PB0MD0
The module that uses the pin can be selected by the bus-mode pin (MODE11 and
MODE12). For the details on setting the bus mode pin, refer to the Appendix.
Initial
value
0
0
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
PB4 Mode
00: LBSC/PCIC module (D52/AD20)*
01: Port output
10: Port input (pull-up MOS: Off)
11: Port input (pull-up MOS: On)
PB3 Mode
00: LBSC/PCIC module (D51/AD19)*
01: Port output
10: Port input (pull-up MOS: Off)
11: Port input (pull-up MOS: On)
PB2 Mode
00: LBSC/PCIC module (D50/AD18)*
01: Port output
10: Port input (pull-up MOS: Off)
11: Port input (pull-up MOS: On)
PB1 Mode
00: LBSC/PCIC/DU module (D49/AD17/DB5)*
01: Port output
10: Port input (pull-up MOS: Off)
11: Port input (pull-up MOS: On)
PB0 Mode
00: LBSC/PCIC/DU module (D48/AD16/DB4)*
01: Port output
10: Port input (pull-up MOS: Off)
11: Port input (pull-up MOS: On)
When the bus mode is set to DU via the bus-mode
pins (MODE11 and MODE12), port input (pull-up
MOS: On) is selected.
When the bus mode is set to DU via the bus-mode
pins (MODE11 and MODE12), port input (pull-up
MOS: On) is selected.
When the bus mode is set to DU via the bus-mode
pins (MODE11 and MODE12), port input (pull-up
MOS: On) is selected.