LCD I2C Bus PCF8574 board with 4 keys

LCD I2C Bus PCF8574 board with 4 keys

LCD I2C Bus with keyboard – PCF8574 version. The PCF version differs, compared to the 4-bit version, by the smaller number of control signals (SCL, SDA). As a result you will have a greater number of signals available for the I/O channels. This solution is to be...
1-WIRE / I2CBUS communication SnipCard

1-WIRE / I2CBUS communication SnipCard

Description This SnipCard can handle two 1-Wire channels or one I2CBUS channel. The card is designed to fit specific components for two opto-isolated outputs (optional mode). The 1-Wire devices made by Dallas Semiconductor, of which the Seletronica uses the iButton...