LPC2294下的串口驱动，里面包括2294自带的两个串口控制器的驱动，和四片ST16C554的的驱动，全部采用中断方式，本程序用在产品上有两年了，没有出过问题，编程思路本人认为值得参考下-LPC2294 under the serial port driver, which include the 2294 comes with two serial controller driver, and four ST16C554 of the drive, all with interrupt, the program used in products for two years, not had any problems, programming I think the idea is worth considering the next