【摘要】 以Tpup-AF系列高速面板式微型打印机为例,设计了与AT89S52单片机的硬件接口以及相关控打软件。介绍了AT89S52单片机串行口应用设置、接口转换电路及微型打印机的串行通信方法,此方法也适合于其他类型的微型打印机及串行通信场合。运行结果表明,系统工作稳定可靠,具有硬件电路简单、成本低廉、编程方便、通信可靠性高的特点,能广泛地应用于工业打印场合。更多还原

【Abstract】 Based on the performance of Tpup-AF micro printer, the design ofhardware/software interface with AT89S52 is presented. The initialization of AT89S52’ s serial port, the hardware composition and the serial communication method of micro printer are introduced. And the method is extended of micro printer character base.更多还原