说明：  99SE画的一块新华龙C8051F020的开发板，现在JTAG越来越便宜，芯片也是，所以穿上来一定会有大用处的
(Draw a new 99SE hualong C8051F020 development board, and now more and more expensive JTAG chip is, so must be great to put on the usefulness of the)