ST8012 View Datasheet(PDF) - Sitronix Technology Co., Ltd.
Part Name
Description
Manufacturer
ST8012 Datasheet PDF : 47 Pages
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3. PIN DESCRIPTION
ST8012
SYMBOL
I/O
DESCRIPTION
No of Num
COMSEG0-COMSEG119 O LCD drive output
120
V0~V4
P Power supply for LCD drive
5
L/R
I Display data shift direction selection
1
VDD
P Power supply for logic system (+2.5 to +5.5 V)
1
EIO2, EIO1
Input/output for chip selection at segment mode and FLM input output
I/O
2
function at com/seg mix mode or common mode
DI0-DI3
I Display data input at segment mode
4
XCK
I Clock input for taking display data at segment mode
1
XDISPOFF
I Control input for output of non-select level
1
I Latch pulse input for display data at segment mode/
LP
1
Shift clock input for shift register at common mode
FR
I AC-converting signal input for LCD drive waveform
1
XRST
I System Reset pin .When low level active.
1
The XRST L PULSE timing min value is 200us and max value is 0.5s
This is the parallel data input/serial data input switch terminal.
P/S
I P/S=”H”: Parallel data input.
1
P/S=”L”: Serial data input.
VSS
P Ground (0 V)
1
CAP1-
DC/DC voltage converter. Connect a capacitor between this terminal
O
1
and the CAP2- terminal.
CAP1+
DC/DC voltage converter. Connect a capacitor between this terminal
O
1
and the CAP1- terminal.
CAP2-
DC/DC voltage converter. Connect a capacitor between this terminal
O
1
and the CAP2- terminal.
CAP2+
DC/DC voltage converter. Connect a capacitor between this terminal
O
1
and the CAP2- terminal.
CAP3+
DC/DC voltage converter. Connect a capacitor between this terminal
O
1
and the CAP1- terminal.
CAP4+
DC/DC voltage converter. Connect a capacitor between this terminal
O
1
and the CAP2- terminal.
CAP5+
DC/DC voltage converter. Connect a capacitor between this terminal
O
1
and the CAP1- terminal.
VOUT
DC/DC voltage converter. Connect a capacitor between this terminal
O
1
and VSS.
This is the command mode select pin.
XCS
I
1
When XCS=”L” then write command to the LCD. See Figure1
V1.6
3/ 47
2004/09/08
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