Datasheet

Rev. 3.00, 03/04, page 178 of 830
Table 8.1 Port Functions (cont)
Port Description
Extended Mode
(EXPE = 1)
Single-Chip Mode
(EXPE = 0) I/O Status
P37/D15/WVEI5 P37/WUE15
P36/D14/WUEI4 P36/WUE14
P35/D13/WUEI3 P35/WUE13
P34/D12/WUEI2 P34/WUE12
P33/D11/WUEI1 P33/WUE11
P32/D10/WUEI0 P32/WUE10
P31/D9/WUEI9 P31/WUE9
Port 3 General I/O port
also functioning
as bidirectional
data bus, and
wake-up event
input
P30/D8/WUEI8 P30/WUE8
Built-in input
pull-up MOSs
LED drive
capability
(sink current 5
mA)
Port 4 General I/O port
also functioning
as interrupt
input, and
TMR_0,
TMR_1,
TMR_X,
TMR_Y input
P47/IRQ7/TMOY
P46/IRQ6/TMOX
P45/IRQ5/TMIY
P44/IRQ4/TMIX
P43/IRQ3/TMO1
P42/IRQ2/TMO0
P41/IRQ1/TMI1
P40/IRQ0/TMI0
Port 5 General I/O port
also functioning
as interrupt
input, PWMX
output, and
SCI_0, SCI_1,
SCI_2 I/O pins
P57/IRQ15/PWX1
P56/IRQ14/PWX0
P55/IRQ13/RxD2
P54/IRQ12/TxD2
P53/IRQ11/RxD1/IrRxD
P52/IRQ10/TxD1/IrTxD
P51/IRQ9/RxD0
P50/IRQ8/TxD0