XL400 8051 MCU Development Board Demo System
The XL400 is an integrated demo system for the study and development of the 8051 Microcontroller, which is provided with four functions: experimental instrument, programmer, simulation interface, and ISP download cable. Enclosed with the control CPU is programming software which has independent intellectual property rights.

XL2000 8051 MCU Development Board
XL2000 is an integrated demo system for study and development of 8051 Microcontroller, which is provided with four functions of experimental instrument, programmer, simulation interface and ISP Download Cable. Enclosed with control CPU and combined with programming software which has independent intellectual property rights.