| LCD Description | |
|---|---|
| Model | GEB 2294V-0 PC-B2011-03 μPD7228 |
| Manufacturer | Matsushita |
| Recovered from | |
| LCD type | positive |
| Polarizer type | reflective |
| Columns | 20 |
| Rows | 2 |
| Char matrix | 5×8 1) |
| Driver IC | μPD7228 |
| Backlight | - |
| Arduino driver | μPD7228 driver library |
| Connector | |
| Num Pins | 13 |
| Pin spacing | 0.08” |
| Connector pin-out | Arduino test rig 2) | |||
|---|---|---|---|---|
| Pin# | IC pin | Label | Pin | colour |
| 1 | 41 | clock | d9 | orange |
| 2 | 40 | reset | d6 | red |
| 3 | 39 | cs' | d3 | brown |
| 4 | 36 | c/d' | d4 | black |
| 5 | 35 | stb'/sck' | d2 | white |
| 6 | 32 | busy' | d5 | grey |
| 7 | 30 | d3 | d13 | purple |
| 8 | 29 | d2 | d12 | blue |
| 9 | 28 | d1 | d11 | green |
| 10 | 27 | d0 | d10 | yellow |
| 11 | 213) | vlc5 | d6 4) | orange |
| 12 | 34 | vss | gnd | brown |
| 13 | 33 | vdd | vcc | red |
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 :
