SC01/SC02/SC11/SC12
Sc12hw09.doc page 13 of 37 24.11.1999 V0.9
TF/WB
Pin Name Function Exclusion
PIO0 programmable I/O DRQ1, INT6, I
2
C-Bus, SPI
PIO1 programmable I/O DRQ0, INT5, I
2
C-Bus, SPI
PIO2 programmable I/O A2, PCS6#
PIO3 programmable I/O A1, PCS#, Timer 1
PIO4 programmable I/O A0, PCS1#, TMRIN0, SPI
PIO5 programmable I/O PCS3#, INT4, SPI, hardware flow control
Serial Port 1
PIO6 programmable I/O PCS2#, INT2, cascaded Interrupt Controller,
PWD, SPI, hw flow control Serial Port 1
PIO7 programmable I/O Serial Port 0
PIO8 programmable I/O Serial Port 0
PIO9 programmable I/O hardware flow control Serial Port 0
PI1O programmable I/O hardware flow control Serial Port 0
PI11 programmable I/O Serial Port 1
PI12 programmable I/O Serial Port 1, INT3
PI13 programmable I/O INT0, cascaded Interrupt Controller,
TMROUT0
RxD0, TxD0 Serial Port 0 w/o
hw flow control
PIO[7..8]
RxD0, TxD0
CTS0, RTS0
Serial Port 0 with
hw flow control
PIO[7..10]
RxD1, TxD1 Serial Port 1 w/o
hw flow control
PIO[11..12], INT3
RxD1, TxD1
CTS1, RTS1
Serial Port 1 with
hw flow control
PIO[5..6,11..12], INT3, PCS[2..3]#, INT2,
INT4, PWD, SPI, cascaded Intrpt. Controller
MEN, MSCK
MISO,MOSI
SPI (Synchronous
Peripheral Intf.)
A0, PIO[0..1,4..5], PCS[1,3]#, INT[2,4..6],
DMA, I
2
C-Bus, PWD,TMRIN0, hw flow control
Serial Port 1, cascaded Intrpt. Controller