Sharp DX-361HM Service Manual page 54

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IC301 VHiPC8576/-1 (PCF8576T)
Pin Terminal
Function
No. Name
1 SDA
FC- bus data input/output
2 SCl FC- bus clock input/output
3*
SYNC
Cascade synchronization input/output
4*
ClK External clock input/output
5 VDD Positive supply voltage
6 OSC
Oscillator input
7 AO
8 A1
1
2C-
bus subaddress inputs
9 A2
10 SAO 1
2C:
bus slave address bit 0 input
Pin Terminal
Function
No.
Name
11 VSS logic ground
12 VlCD LCD supply voltage
13 BPO
14*
BP2
15
BP1
LCD backplane outputs
16*
BP3
17* to 26*.
27.28*.
SOto S39 LCD segment outputs
29 to 55.
56*
In this unit, the terminal with asterisked mark
(*l
is (open)
terminal which is not connected to the outside.
IC301 VHiPC8576/-1 (PCF8576T)
SUB-
ADDRESS
COUNTER
OUTPUT
BANK
SELECTOR
SHIFT REGISTER
DISPLAY LATCH
DISPLAY SEGMENT OUTPUTS
INPUT
BANK
SELECTOR
LCD
VOLTAGE
SELECTOR
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