SH7125_08 Datasheet, PDF (554/774 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 15 Pin Function Controller (PFC)
15.1.4 Port B Control Registers L1, L2, and H1 (PBCRL1, PBCRL2, and PBCRH1)
PBCRL1, PBCRL2, and PBCRH1 are 16-bit readable/writable registers that are used to select the
function of the multiplexed pins on port B.
SH7125:
• Port B Control Register H1 (PBCRH1)
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PB16
MD
Initial value: 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
R/W: R
R
R
R
R
R
R
R
R
R
R
R
R
R
R R/W*
Note: * After a power-on reset, write can be performed only once.
Bit
15 to 1
Bit Name

0
PB16MD
Initial
Value
All 0
1
R/W
R
R/W*
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
PB16 Mode
Select the function of the PB16/POE3 pin.
0: PB16 I/O (port)
1: POE3 input (POE)
• Port B Control Register L2 (PBCRL2)
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
-
-
-
-
-
-
-
-
-
PB5 PB5 PB5
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
R
R
R R/W R/W R/W R
R
R
R
Initial
Bit
Bit Name Value R/W Description
15 to 7 
All 0
R
Reserved
These bits are always read as 0. The write value
should always be 0.
Rev. 4.00 Jul. 25, 2008 Page 534 of 750
REJ09B0243-0400