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Transcript
January 2001/ version 1.4
WMOi3 Integrated Modem
Table 26 : keypad interface pin description
Signal
Pin number
I/O
I/O type*
Description
ROW0
39
I/O
CMOS / 1X
Row scan
ROW1
40
I/O
CMOS / 1X
Row scan
ROW2
37
I/O
CMOS / 1X
Row scan
ROW3
38
I/O
CMOS / 1X
Row scan
ROW4
35
I/O
CMOS / 1X
Row scan
COL0
36
I/O
CMOS / 1X
Column scan
COL1
33
I/O
CMOS / 1X
Column scan
COL2
34
I/O
CMOS / 1X
Column scan
COL3
31
I/O
CMOS / 1X
Column scan
COL4
32
I/O
CMOS / 1X
Column scan
*See Table 3 “operating conditions” in subdivision 4.1.1The 50-pin
connector description
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