SH7280 Datasheet, PDF (1180/1726 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine family

Section 23 Pin Function Controller (PFC)
Initial
Bit
Bit Name
Value R/W Description
10 to 8 PB6MD[2:0] 000* R/W PB6 Mode
Select the function of the
PB6/A18/BACK/IRQ5/POE3/RXD0 pin.
000: PB6 I/O (port)
001: A18 output (BSC)
010: BACK input (BSC)
011: IRQ5 input (INTC)
100: POE3 I/O (POE2)
101: RXD0 input (SCI)
110: Setting prohibited
111: Setting prohibited
7 to 0 
All 0 R
Reserved
These bits are always read as 0. The write value
should always be 0.
Note: * The initial value is 1 during the on-chip ROM disabled external extension mode.
• Port B Control Register L1 (PBCRL1)
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
-
PB3MD[2:0]
-
PB2MD[2:0]
-
PB1MD[2:0]
-
Initial value: 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/W R/W R/W R
Note: * The initial value is 1 during the on-chip ROM disabled external extension mode.
2
1
0
PB0MD[2:0]
0
0 0*
R/W R/W R/W
Initial
Bit
Bit Name
Value R/W Description
15

0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
Rev. 1.00 Jun. 26, 2008 Page 1150 of 1692
REJ09B0393-0100