我写的基于NXP ARM7 的EPSON微型打印机驱动程序，其打印格式可根据自己的需要修改。此程序已成功用于一个比较大的项目。-I write NXP ARM7 based on the micro-EPSON printer driver, its print format according to their needs to be revised. This procedure has been successfully used for a relatively large projec

微型针式打印机的源代码和PCB图纸，可以方便的潜入到已有的产品中，比如POS机、一卡通出租车计价器等。