Some difficulties to start the tests with the library related by banggood page. It works fine with https://learn.adafruit.com/adafruit-led-backpack/0-54-alphanumeric everybody knows, but useful to remember : for arduino UNO (I2C) SDA = analog pin 4 SDK = analog pin 5

Some difficulties to start the tests with the library related by banggood page. It works fine with https://learn.adafruit.com/adafruit-led-backpack/0-54-alphanumeric everybody knows, but useful to remember : for arduino UNO (I2C) SDA = analog pin 4 SDK = analog pin 5

Some difficulties to start the tests with the library related by banggood page. It works fine with https://learn.adafruit.com/adafruit-led-backpack/0-54-alphanumeric everybody knows, but useful to remember : for arduino UNO (I2C) SDA = analog pin 4 SDK = analog pin 5

Muito desagradável, porque em todos os três módulos eu encomendei que um monitor era vermelho e o outro verde, no mesmo módulo.

Very disspointing, beacouse in all the three modules i ordered the one display was red and the other green, in the same module.

Muito desagradável, porque em todos os três módulos eu encomendei que um monitor era vermelho e o outro verde, no mesmo módulo.

Bom

good

Bom

Thanks ! Fast shipping , quality is OK !

Thanks ! Fast shipping , quality is OK !

Thanks ! Fast shipping , quality is OK !

Estou um pouco desapontado com o desempenho. 2 LED vermelho e 2 LUT Gün. O intervalo de aplicação é limitado...

Bin etwas enttäuscht von der Leistung. 2 LED Rot und 2 LET Gün. Einsatzbereich ist beschränkt....

Estou um pouco desapontado com o desempenho. 2 LED vermelho e 2 LUT Gün. O intervalo de aplicação é limitado...