42
KEH-P4950J
-
Pin Functions (PD6278C)
Pin No.
Pin Name
I/O
Function and Operation
1-5
SEG4-0
O
LCD segment output
6-9
COM3-0
O
LCD common output
10
V3
LCD drive power supply
11-14
KS4-1
O
Key strobe output
15,16
KD1,2
I
Key data input (analogue input)
17
REM
I
Remote control reception
18
RXD
I
System micro computer UART communication data input
19
rst
I
System reset
20
TXD
O
System micro computer UART communication data output
21
MODA
GND
22
X0
Crystal oscillator connection pin
23
X1
Crystal oscillator connection pin
24
VSS
GND
25,26
KD3,4
I
Key data input
27,28
KS6,5
O
Key strobe output
29-55
SEG39-13
O
LLCD segment output
56
VCC
Power supply
57-64
SEG12-5
O
LCD segment output
*PD6278C
25
26
50
51
75
76
100
1
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