USB20 high-speed device with a bandwidth of 480Mbps. High speed dual serial port, supporting up to 9Mbps baud rate. 12C interface, can be used to operate EEPROM or various sensors. SPI interface, supporting 2 channel chip selection signals, capable of operating 2 SPI slave devices with a maximum frequency of 36MHZ. JTAG interface, 4-wire standard JTAG protocol, high-speed transmission, up to 60MHz frequency. Easy to install easyto use. APPLICABLE PEOPLE: Suitable for college students/engineers/technicians/factory personal DIY/electronic enthusiasts and other operations. Colour:Black Material:ABS Package Contents: 1 set * Microcontroller module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.