M32C/83 Group (M32C/83, M32C/83T)
Table 1.6 Pin Description (144-Pin Package only) (Continued)
Classsfication
I/O Ports
Symbol
I/O Type
I/O
Function
8-bit I/O ports for CMOS. Each port can be programmed for input or output
under the control of the direction register. An input port can be set, by
program, for a pull-up resistor available or for no pull-up resister available in
4-bit units
P00 to P07
P10 to P17
P20 to P27
P30 to P37
P40 to P47
P50 to P57
P60 to P67
P70 to P77
P90 to P97
(P70 and P71 are ports for the N-channel open drain output.)
P10
P11
P12
P13
P14
P15
(1)
0
0
0
0
0
0
to P10
to P11
to P12
to P13
to P14
to P15
7
4
7
7
6
7
I/O
I/O ports having equivalent functions to P0
I/O
I
I/O ports having equivalent functions to P0
P80 to P84
P86, P87
P85
_______
Input Port
Shares a pin with _N__M___I_. NMI input state can be got by reading P8
5
I : Input
NOTE:
O : Output
I/O : Input and output
1. Available in the 144-pin package only.
Page 17
Rev. 1.41 Jan.31, 2006
REJ03B0013-0141
of 91
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