Technical information

Functional Overview
2.2.3 SH7670 Multiplex Pin Used on the SH7670 CPU Board
Rev.1.01 2008.05.07 2-11
REJ11J0012-0101
2
2.2.3 SH7670 Multiplex Pin Used on the SH7670 CPU Board
Table 2.2.9 to Table 2.2.15 list the function selections of SH7670 multiplex pin used on the SH7670 CPU board.
These pins are set to the port input pin as initial values. Thus, the MD bit of port control register should be set to
use the peripheral functions (except I/O port).
Table 2.2.9 Function Selection of SH7670 Multiplex Pin (BSC)
SH7670 Port Control Register Peripheral
Function
Pin
Register MD Bit Setting Value
SH7670
Multiplex Pin
BSC A25 PACRH2 PA25MD0 = B'1 PA25/A25
A24 PACRH2 PA24MD0 = B'1 PA24/A24
A23 PACRH1 PA23MD0 = B'1 PA23/A23
A22 PACRH1 PA22MD0 = B'1 PA22/A22
A21 PACRH1 PA21MD0 = B'1 PA21/A21
A20 PACRH1 PA20MD0 = B'1 PA20/A20
A19 PACRH1 PA19MD0 = B'1 PA19/A19
A18 PACRH1 PA18MD0 = B'1 PA18/A18
A17 PACRH1 PA17MD0 = B'1 PA17/A17
Table 2.2.10 Function Selection of SH7670 Multiplex Pin (SCIF)
SH7670 Port Control Register Peripheral
Function
Pin
Register MD Bit Setting Value
SH7670
Multiplex Pin
SCIF RxD0 PFCRL1 PF2MD[1:0] = B’10 PF02/ST0_D2/RxD0
TxD0 PFCRL1 PF1MD[1:0] = B'10 PF01/ST0_D1/TxD0
Table 2.2.11 Function Selection of SH7670 Multiplex Pin (Ether)
SH7670 Port Control Register Peripheral
Function
Pin
Register MD Bit Setting Value
SH7670
Multiplex Pin
Ether MDC PCCRH1 PC17MD0 = B'1 PC17/MDC
MDIO PCCRH1 PC16MD0 = B'1 PC16/MDIO
CRS PCCRL2 PC15MD0 = B'1 PC15/CRS
COL PCCRL2 PC14MD0 = B'1 PC14/COL
TX_EN PCCRL2 PC12MD0 = B'1 PC12/TX_EN
TX_CLK PCCRL2 PC13MD0 = B'1 PC13/TX_CLK
TX_ER PCCRL2 PC11MD0 = B'1 PC11/TX_ER
RX_DV PCCRL2 PC8MD0 = B'1 PC08/RX_DV
RX_CLK PCCRL2 PC10MD0 = B'1 PC10/RX_CLK
RX_ER PCCRL2 PC9MD0 = B'1 PC09/RX_ER
MII_TXD0 PCCRL1 PC4MD0 = B'1 PC04/MII_TXD0
MII_TXD1 PCCRL1 PC5MD0 = B'1 PC05/MII_TXD1
MII_TXD2 PCCRL1 PC6MD0 = B'1 PC06/MII_TXD2
MII_TXD3 PCCRL1 PC7MD0 = B'1 PC07/MII_TXD3
MII_RXD0 PCCRL1 PC0MD0 = B'1 PC00/MII_RXD0
MII_RXD1 PCCRL1 PC1MD0 = B'1 PC01/MII_RXD1
MII_RXD2 PCCRL1 PC2MD0 = B'1 PC02/MII_RXD2
MII_RXD3 PCCRL1 PC3MD0 = B'1 PC03/MII_RXD3