SH7137 Datasheet, PDF (837/1160 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 20 Pin Function Controller (PFC)
Initial
Bit
Bit Name Value R/W Description
3

0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
2
PA0MD2 0
R/W PA0 Mode
1
PA0MD1 0
R/W Select the function of the PA0/POE0/RXD0 pin.
0
PA0MD0 0
R/W 000: PA0 I/O (port)
001: RXD0 input (SCI)
111: POE0 input (POE)
Other than above: Setting prohibited
SH7137:
• Port A Control Register L4 (PACRL4)
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
-
PA15 PA15 PA15
MD2 MD1 MD0
-
PA14 PA14 PA14
MD2 MD1 MD0
-
PA13 PA13 PA13
MD2 MD1 MD0
-
PA12 PA12 PA12
MD2 MD1 MD0
Initial value: 0
0
0 0*¹ 0 0*² 0
0
0 0*² 0
0
0 0*² 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 R/W R/W R/W
Notes: 1. The initial value is 1 in the on-chip ROM enabled/disabled external-extension mode.
2. The initial value is 1 in the on-chip ROM disabled external-extension mode.
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.
14
PA15MD2 0
R/W PA15 Mode
13
PA15MD1 0
R/W Select the function of the PA15/CK/TXD1/SSO pin.
12
PA15MD0 0*¹
R/W 000: PA15 I/O (port)
001: CK output (CPG)*³
101: SSO I/O (SSU)
110: TXD1 output (SCI)
Other than above: Setting prohibited
11

0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
Rev. 2.00 Sep. 10, 2008 Page 811 of 1130
REJ09B0402-0200