Ana karɓar abubuwan da aka dawo da su cikin kwanaki 40 tun ranar karɓar kayan. Ba za a iya mayar da abubuwan da aka keɓance ba. Abubuwan da aka saya tare da katin kyauta ana iya musayar su kawai.
Kyauta Kyauta
Barka da zuwa Roymall, shafinku na siyan kyaututtuka masu inganci. Muna girmama goyon bayanku, kuma muna ba da kyauta kyauta tare da kowane siyayya.Shirya don bincika tarinmu kuma ku sami kyaututtukanku masu dacewa.
Manufar Jigilar Kaya
Za mu aika kayanku cikin kwanaki 2 bayan siyayya.Lokacin jigilar kaya yawanci kwanaki 5-7 ne.Saboda jigilar mu ta duniya ne, lokacin jigilar zai dogara da wurin ku.
1. Manufar Komawa
Muna karɓar abubuwan da aka saya daga roymall.com kawai.Ba za a iya mayar da kyauta kyauta ba.Dole ne abu ya kasance ba a yi amfani da shi ba kuma a cikin yanayin da kuka karɓa.Za mu sarrafa komawar ku cikin kwanaki 3-5 bayan karɓa.Ba za a iya mayar da abubuwan da aka keɓance ba.Tuntuɓi mu. service@roymall.com ko Whatsapp: +447549870296
2.Manufar Maida Kuɗi
Za ku sami cikakken maida kuɗi bayan mu karɓi abubuwan da aka dawo.Kuɗin jigilar kaya ba za a iya mayar da su ba.Tuntuɓi mu. service@roymall.com ko Whatsapp: +447549870296
Videos for similar product
Loading product videos...
❮
❯
Products related to this item
Loading related products...
❮
❯
Description:
· A single module can drive an 8*8 common negative lattice · Module operating voltage: 5V · Module size: 3.2 cm long, 3.2 cm wide and 1.5 cm high · With 4 fixed screw holes and 3 mm diameter, it can be fixed with M3 copper column. · Modules with input and output interfaces support multiple modules cascade
Wiring instructions:
The left side of the module is the input port, and the right side is the output port. When controlling a single module, you only need to connect the input port to the CPU. When multiple modules are cascaded, the input end of the first module connects to the CPU, the output end connects to the input end of the second module, the output end of the second module connects to the input end of the third module, and so on. Take 51 single chip computer as an example: · VCC 5V · GND GND · DIN_P20 · CS_P21 · CLK_P22