AMR7 uart驱动。 LPC2138基于ucos的中间件,用信号量通知收发.-AMR7 uart driver. LPC2138 based on the middleware CENTER, using signal transceiver with information.

LPC2138键盘显示密码串口代码包含键盘显示程序，LCD驱动程序，串口程序在UCOS2下的总程序-LPC2138 keyboard and display password serial code contains the keyboard display program, LCD driver, serial program under the general procedure UCOS2