add hd44780 pinout info

master
Ondřej Hruška 6 years ago
parent 2ceb327adb
commit ea97235c2c
Signed by: MightyPork
GPG Key ID: 2C5FD5035250423D
  1. 13
      README.md

@ -7,11 +7,22 @@ LCD is HD44780, 2-line.
## Pinout
- D2 - RS
- D3 - RW
- D3 - R/W
- D4 - E
- D5..D8 - DATA4..7
- D9 - 1-Wire data, 4k7 pullup to 5V
## HD44780 connection
- GND
- +5
- contrast (potentiometer +5 - GND)
- RS
- R/W
- E
- D0-D3 ... to GND
- D4-D7 ... communication
## Usage
Everything is automatic, just connect 1-Wire devices to the data pin.

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