Matrix Display mit MAX7219, ESP8266 und GY-21 in MicroPython brand_Raspberry 3V to 5V DC Working

3V to 5V DC Working current DC 30mA - 80mA Operating voltage From +3

PCB Board Set Perforated grid plate

The entire box must be returned in its entirety and the shipping costs will be borne by the customer

clocked at up to 240 MHz

Compact design and large capacity: this 16-relay module can switch high currents up to 5A

Matrix Display mit MAX7219, ESP8266 und GY-21 in MicroPython brand_Raspberry 3V to 5V DC WorkingA nice big display alone can't be everything. After all, you don't buy a car just to put it in the garage so that it doesn't feel so alone. That's why the blog for this set shows the use of the matrix display with GY 21 temperature and humidity sensor and ESP8266. Due to the small number of components, this project, as well as the matrix display itself, is well suited for beginners. With the large LED matrix, you can display the values of the HTU21