见经常有人问如何开钱箱.就做了个非常简单的DEMO,中高手不要下了

只支持POS打印机带钱箱接口的钱箱

POS打印机 必须使用并口,及使用电脑的 LPT1 端口 -See often asked how to open the cash box to do a very simple DEMO, not under a master.　

Cash Drawer POS printer supports only with cash drawer interface　

POS printer must use the parallel port, and the use of computers LPT1 port