移植了可运行于arm lpc2294下的uc/os2，且具有完整的pdiusbd12 通信驱动程序，能进行上下位机的通信，还完成了iic总线的控制，完成eeprom的读写。 -Transplantation can be run under the arm lpc2294 in uc/os2, and has a complete communications PDIUSBD12 driver, can be upper and lower machine communications, h