From October 2019 to January 2020, responsible for the preliminary R & D verification and testing of the LED lighting driver chip. And responsible for writing test code testbench in Verilog for simulation verification in Modelsim. After the simulation verification, Xilinx FPGA chip xc3s500e was used to build the hardware environment for functions Testing and assisting in research and development to find software bugs during testing

Developed automatic test tooling for TTI series power tools. Responsible for automatic tooling wiring diagram drawing, tooling software and hardware debugging, test parameters include quiescent current, dynamic current, speed, phase lack, heavy load, calibration, high voltage protection, low voltage protection, over temperature protection, communication, reverse, over current protection Fully automated detection of fault detection and other functions, and simultaneous output of verification reports and test procedures

Responsible for software development of full keyboard remote control, including NRF24LE1 and BK2433. The remote control has infrared, 2.4G wireless and air mouse, and learning functions. debugging and testing the product, and finally output test specifications. Responsible for software development of massage bed remote control, including LT6909 and DHS171.The remote control has timing, 2.4G wireless and one-button flat, zero gravity and other functions, debugging and testing the product,, and finally output