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LCD module data

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Character

Mixed

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VLGEM1021-10

LCD Description
ModelVLGEM1021-10
ManufacturerVaritronix
Recovered fromSiemens optiPoint 500 advance phone
Board IDsVLG1021#2-01, C102/VLGEM1021-10
Compatible withJM2402A, HB24209, CPS2013-1, C142-FSTN/VLGEM1122, VLGEM1021-03, VLGEM1021-09
LCD typepositive
Polarizer typereflective
Columns24
Rows2
Char matrix5×8
Driver ICKS0073 (eqv)
Backlightorange LED
Arduino driverKS0073 driver library
ConnectorPCB flex cable
Num Pins10
Pin spacing1mm
Module size97.5mm x 25 mm
Connector pin-out Arduino test rig
Pin#LabelDescriptionPincolour
1LED ABacklight+
2LED ABacklight+
3SIDSerial Data Input
4LED KBacklight-
5SClkSerial clock
6VssGround
7SODSerial Data Output
8VddLogic +5V
9CSChip select
10VCIVoltage converter input for LCD1)

Notes: I can't read the backlight voltage specification on the compatible LCD datasheet, it looks like 3.0V, 180mA. In testing I get 140mA at 3.0v, or 180mA at 3.3V which gives a reasonable amount of light.

Additional info

Examples :

VLGEM1021 front VLGEM1021 back

VLGEM1021 end

VLGEM1021 connector VLGEM1021 connector VLGEM1021 connector

VLGEM1021 cable VLGEM1021 label

VLGEM1021 chip

VLGEM1021 character set
VLGEM1021 character set
VLGEM1021 character set
VLGEM1021 character set
VLGEM1021 character set
VLGEM1021 character set

VLGEM1021 examples VLGEM1021 examples

VLGEM1021 pixel layout

1) Normal “contrast” type control, about +2V