My Projects

GEB 2294V-0 PC-B2011-03 μPD7228

LCD Description
ModelGEB 2294V-0 PC-B2011-03 μPD7228
ManufacturerMatsushita
Recovered from
LCD typepositive
Polarizer typereflective
Columns20
Rows2
Char matrix5×8 1)
Driver ICμPD7228
Backlight-
Arduino driverμPD7228 driver library
Connector
Num Pins13
Pin spacing0.08”
Connector pin-out Arduino test rig 2)
Pin#IC pinLabelPincolour
141clockd9orange
240resetd6red
339cs'd3brown
436c/d'd4black
535stb'/sck'd2white
632busy'd5grey
730d3d13purple
829d2d12blue
928d1d11green
1027d0d10yellow
11 213)vlc5d6 4)orange
1234vssgndbrown
1333vddvccred

Compatible with MGCS μPD7228, except socket CNJ9 transposed, can use same wired plug if keyed ridges removed and plugged in backwards.

Edge connectors CNJ61 and CNJ62 are interconnected but not connected to the rest of the circuit.


Examples :

GEB 2294V-0 PC-B2011-03 μPD7228 front

GEB 2294V-0 PC-B2011-03 μPD7228 back

GEB 2294V-0 PC-B2011-03 μPD7228 connector

GEB 2294V-0 PC-B2011-03 μPD7228 examples

1) 5×7 with underscore
2) reminder for my personal testing, not useful for anyone else!
3) via 465Ω
4) via 1.2kΩ