Parallel Port Module -USB to UART I2C SPI TTL ISP EPP/MEM Interface 3.3V/5V Output Voltage

Specification: Item Type: Parallel Port Module Material: PCB Support Parallel Port: Support USB to Printer Parallel Port and EPP or EME Parallel Port Support Serial Port: Support USB to UART, i2C, SPI Interface Output Voltage: Output Voltage and Signal Level Can Choose 3.3V or 5V Purpose: USB to UART, i2C, SPI Interface Package List: 1 x Parallel Port Module Note: USB to i2C and SPI only provide software for downloading and debugging i2C interface chips and SPI interface chips. There is no software for debugging other i2C and SPI interface chips.