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Table 6-4. Bidirectional Port Pins
Special-function
Port Pin
Signal(s)
P1.0 (MH)
TXD0
P1.1 (MH)
RXD0
P1.2 (MH)
TXD1
P1.3 (MH)
RXD1
P2.0
EPA0
EPA1 (MC, MD)
P2.1
SCLK0# (MH)
BCLK0 (MH)
EPA2 (MC, MD)
P2.2
EPA1 (MH)
EPA3 (MC, MD)
P2.3
COMP3 (MH)
P2.4
COMP0
P2.5
COMP1
P2.6
COMP2
COMP3 (MC, MD)
P2.7
SCLK1# (MH)
BCLK1 (MH)
P5.0
ALE/ADV#
P5.1
INST
P5.2
WR#/WRL#
P5.3
RD#
P5.4
ONCE
P5.5
BHE#/WRH#
P5.6
READY
P5.7
BUSWIDTH
P7.0 (MD)
EPA4
P7.1 (MD)
EPA5
P7.2 (MD)
COMP4
P7.3 (MD)
COMP5
P7.4 (MD)
—
P7.5 (MD)
—
P7.6 (MD)
—
P7.7 (MD)
FREQOUT
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Special-function
Associated
Signal Type
Peripheral
O
SIO
I/O
SIO
O
SIO
I/O
SIO
I/O
EPA
I/O
EPA
I/O
SIO
I
SIO
I/O
EPA
I/O
EPA
I/O
EPA
O
EPA
O
EPA
O
EPA
O
EPA
O
EPA
I/O
SIO
I
SIO
O
Bus controller
O
Bus controller
O
Bus controller
O
Bus controller
I
Bus controller
O
Bus controller
I
Bus controller
I
Bus controller
I/O
EPA
I/O
EPA
O
EPA
O
EPA
I/O
—
I/O
—
I/O
—
O
Frequency generator
I/O PORTS
6-5
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