SH7108 Datasheet, PDF (449/560 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Section 14 Pin Function Controller (PFC)
Register Bit
Initial
Bit Name Value R/W
Description
PACRL3 4
PACRL2 9
PACRL2 8
PA4MD2 0*
PA4MD1 0
PA4MD0 0
R/W PA4 Mode
R/W Select the function of the PA4/A4/TxD3 pin.
R/W 000: PA4 I/O (port)
100: A4 output (BSC)
001: Setting prohibited
101: Setting prohibited
010: Setting prohibited
011: Setting prohibited
110: TxD3 output (SCI)
111: Setting prohibited
PACRL3 3
PACRL2 7
PA3MD2 0*
PA3MD1 0
R/W PA3 Mode
R/W Select the function of the PA3/A3/RxD3 pin.
PACRL2 6
PA3MD0 0
R/W 000: PA3 I/O (port)
001: Setting prohibited
010: Setting prohibited
100: A3 output (BSC)
101: Setting prohibited
110: RxD3 input (SCI)
011: Setting prohibited
111: Setting prohibited
PACRL3 2
PACRL2 5
PA2MD2 0*
PA2MD1 0
R/W PA2 Mode
R/W Select the function of the PA2/IRQ0/A2/PCIO/SCK2 pin.
PACRL2 4
PA2MD0 0
R/W 000: PA2 I/O (port)
001: Setting prohibited
010: Setting prohibited
011: IRQ0 input (INTC)
100: A2 output (BSC)
101: PCIO I/O (MMT)
110: SCK2 I/O (SCI)
111: Setting prohibited
PACRL3 1
PACRL2 3
PACRL2 2
PA1MD2 0*
PA1MD1 0
PA1MD0 0
R/W PA1 Mode
R/W Select the function of the PA1/A1/POE1/TxD2 pin.
R/W 000: PA1 I/O (port)
100: A1 output (BSC)
001: Setting prohibited
101: POE1 input (port)
010: Setting prohibited
011: Setting prohibited
110: TxD2 output (SCI)
111: Setting prohibited
PACRL3 0
PACRL2 1
PACRL2 0
PA0MD2 0*
PA0MD1 0
PA0MD0 0
R/W PA0 Mode
R/W Select the function of the PA0/A0/POE0/RxD2 pin.
R/W 000: PA0 I/O (port)
100: A0 output (BSC)
001: Setting prohibited
101: POE0 input (port)
010: Setting prohibited
011: Setting prohibited
110: RxD2 input (SCI)
111: Setting prohibited
Note: * The initial value is 1 in 8-bit external extended mode with the on-chip ROM disabled.
Rev.1.00 Sep. 18, 2008 Page 415 of 522
REJ09B0069-0100