SH7125_08 Datasheet, PDF (552/774 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 15 Pin Function Controller (PFC)
Initial
Bit
Bit Name Value R/W Description
14
PA3MD2 0
13
PA3MD1 0
12
PA3MD0 0
R/W PA3 Mode
R/W Select the function of the PA3/IRQ1/RXD1/TRST pin.
R/W
When the E10A is in use (ASEMD0 = low), function is
fixed to TRST input.
000: PA3 I/O (port)
001: RXD1 input (SCI)
111: IRQ1 input (INTC)
Other than above: Setting prohibited
11 to 7 
All 0
R
Reserved
These bits are always read as 0. The write value
should always be 0.
6
PA1MD2 0
R/W PA1 Mode
5
PA1MD1 0
R/W Select the function of the PA1/POE1/TXD0 pin.
4
PA1MD0 0
R/W 000: PA1 I/O (port)
001: TXD0 output (SCI)
111: POE1 input (POE)
Other than above: Setting prohibited
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)
100: POE0 output (POE)
Other than above: Setting prohibited
Rev. 4.00 Jul. 25, 2008 Page 532 of 750
REJ09B0243-0400