Cov txheej txheem:
Video: USB Barcode Scanner (Raspberry Pi): 4 Cov Kauj Ruam
2024 Tus sau: John Day | [email protected]. Kawg hloov kho: 2024-01-30 09:27
Kev qhia yooj yim ntawm yuav teeb tsa USB barcode scanner nrog Raspberry Pi.
Kauj Ruam 1: Qhov Chaw
RPI 3 -
4 Amp Power Adapter -
16GB micro SD -
USB Barcode Scanner:
Kauj ruam 2: Teeb
1. Txuas USB Barcode Scanner rau Raspberry Pi
2. Boot Pi thiab qhib davhlau ya nyob twg
Ntaus "sudo raspi-config"
3. Mus rau cov kev xaiv cuam tshuam thiab pab kom "Serial"
4. Txhim kho kev vam khom
Ntaus "pip install applications"
5. Nkag mus rau https://upcdatabase.org/ thiab tsim tus as khauj dawb thiab sau tseg ntawm tus yuam sij api
6. Kho kab 6 ntawm barcode.py thiab sau koj tus lej api
7. Ntaus "sudo nab hab sej barcode.py" los sau tsab ntawv (nias ctrl+c kom tawm tsab ntawv)
Kauj ruam 3: Code
Kev vam khom:
"pip nruab thov"
khiav:
sudo nab hab sej barcode.py
Kauj Ruam 4: Cov Lus Qhia Ntxiv
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