SH7280 Datasheet, PDF (1179/1726 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine family

Section 23 Pin Function Controller (PFC)
• Port B Control Register L2 (PBCRL2)
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
-
PB7MD[2:0]
-
PB6MD[2:0]
-
-
-
-
-
-
-
-
Initial value: 0
0
0 0* 0
0
0 0* 0
0
0
0
0
0
0
0
R/W: R R/W R/W R/W R R/W R/W R/W R
R
R
R
R
R
R
R
Note: * The initial value is 1 during the on-chip ROM disabled external extension mode.
Initial
Bit
Bit Name
Value R/W
15

0
R
14 to 12 PB7MD[2:0] 000* R/W
11

0
R
Description
Reserved
This bit is always read as 0. The write value should
always be 0.
PB7 Mode
Select the function of the
PB7/A19/BREQ/IRQ6/POE4/TXD0 pin.
000: PB7 I/O (port)
001: A19 output (BSC)
010: BREQ input (BSC)
011: IRQ6 input (INTC)
100: POE4 input (POE2)
101: TXD0 I/O (SCI)
110: Setting prohibited
111: Setting prohibited
Reserved
This bit is always read as 0. The write value should
always be 0.
Rev. 1.00 Jun. 26, 2008 Page 1149 of 1692
REJ09B0393-0100