SH7080_09 Datasheet, PDF (1142/1622 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family

Section 21 Pin Function Controller (PFC)
Initial
Bit
Bit Name Value R/W Description
6
PB5MD2 0
R/W PB5 Mode
5
PB5MD1 0
R/W Select the function of the PB5/CASL/IRQ3/POE3 pin.
4
PB5MD0 0
R/W 000: PB5 I/O (port)
001: IRQ3 input (INTC)
010: POE3 input (POE)*²
100: CASL output (BSC)*¹
Other than above: Setting prohibited
3
⎯
0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
2
PB4MD2 0
R/W PB4 Mode
1
PB4MD1 0
R/W Select the function of the PB4/RASL/IRQ2/POE2 pin.
0
PB4MD0 0
R/W 000: PB4 I/O (port)
001: IRQ2 input (INTC)
010: POE2 input (POE)
100: RASL output (BSC)*¹
Other than above: Setting prohibited
Notes: 1. This function is enabled only in the on-chip ROM enabled/disabled external-extension
mode. Do not set 1 in single-chip mode.
2. When the POE3 input is selected, this setting cannot be changed.
• Port B Control Register L1 (PBCRL1)
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
-
-
-
-
-
PB2 PB2 PB2
MD2 MD1 MD0
-
PB1 PB1 PB1
MD2 MD1 MD0
-
PB0 PB0 PB0
MD2 MD1 MD0
Initial value: 0
0
0
0
0
0
0
0
0
0
0 0* 0
0
0 0*
R/W: R
R
R
R
R R/W R/W R/W R R/W R/W R/W R R/W R/W R/W
Note: * The initial value is 1 in the on-chip ROM disabled external-extension mode.
Initial
Bit
Bit Name Value R/W Description
15 to 11 ⎯
All 0
R
Reserved
These bits are always read as 0. The write value
should always be 0.
Rev. 4.00 Dec. 15, 2009 Page 1082 of 1558
REJ09B0181-0400