| LCD Description | |
|---|---|
| Model | SH7-9230, HP LJ II |
| Manufacturer | Hewlett Packard |
| Recovered from | HP Laserjet II printer |
| Brother HL-8 printer | |
| Board IDs | DEC-3V0, SHI505607 |
| LCD type | positive |
| Polarizer type | reflective |
| Columns | 16 |
| Rows | 1 |
| Char matrix | 5×8 |
| Driver IC | Hitachi HD44780 compatible |
| Backlight | - |
| Arduino driver | LiquidCrystal.h |
| Connector | PCB flex cable |
| Num Pins | 14 |
| Pin spacing | 0.05” |
Display panel, DEC-3V0, SH1505607, SG5-4090, Made in Japan. Containing LCD module, SH7-9230, 941803 or SH7-9230 913003.
| Connector pin-out | Arduino test rig | ||
|---|---|---|---|
| Pin# | Label | Description | Pin |
| 1 | +5v | ||
| 2 | gnd | ||
| 3 | vlc5 | ||
| 4 | rs | ||
| 5 | r/w' | ||
| 6 | e | ||
| 7 | d0 | ||
| 8 | d1 | ||
| 9 | d2 | ||
| 10 | d3 | ||
| 11 | d4 | ||
| 12 | d5 | ||
| 13 | d6 | ||
| 14 | d7 | ||
| Bottom view of J2 flex cable socket | |||||
|---|---|---|---|---|---|
| Arduino test rig 1) | |||||
| Label | Pin# | Pin# | Label | colour | |
| 1 | +5v | red | |||
| gnd | 2 | orange | |||
| 3 | vlc5 | yellow | |||
| rs | 4 | green | |||
| 5 | r/w' | blue | |||
| e | 6 | purple | |||
| 7 | d0 | ||||
| d1 | 8 | ||||
| 9 | d2 | ||||
| d3 | 10 | ||||
| 11 | d4 | grey | |||
| d5 | 12 | white | |||
| 13 | d6 | black | |||
| d7 | 14 | brown | |||
Examples from HP Laserjet II printers :
Examples from Brother HL-8 printers :
1)
reminder for my personal testing, not useful for anyone else!