SPI display - $9.99
Inexpensive display of four digits of data. SPI interface for simple control.
BLE breakout - $17.99
Use the RN4871 bluetooth low energy module on a breadboard or in a PCB via common 100mil headers.
SPI display - $9.99
Inexpensive display of four digits of data. SPI interface for simple control.
BLE breakout - $17.99
Use the RN4871 bluetooth low energy module on a breadboard or in a PCB via common 100mil headers.