fingerpi
Python library for GT-511C3. The library was tested on Raspberry Zero.
Connectivity
R-Pi GPIO pinout: https://pinout.xyz/
Raspberry Pi Zero (40 pin, 3.3 V IOs)
I used optional resistors in case there is another FTDI connection
(Optional)
---------------------- 1kOhm ------------------------
GT-511C3 Tx (1)--|----/\/\----|--(10) RxD R-Pi Zero
Rx (2)--|----/\/\----|--(8) TxD
Gnd (3)--|------------|--(6) Gnd
5V (4)--|------------|--(2) 5V
---------------------- ------------------------
Raspberry Pi (40 pin, 5 V IOs)
---------------------- ------------------------
GT-511C3 Tx (1)--|-----------------|--(10) RxD R-Pi
Rx (2)--|---.-----/\/\----|--(8) TxD
| | 1kOhm |
| \ |
| / |
| \ 2kOhm |
| | |
Gnd (3)--|---.-------------|--(6) Gnd
5V (4)--|-----------------|--(2) 5V
---------------------- ------------------------
Usage
Run demo.py for a demo
TODO
- Documentation
- Unit tests
- GUI