In this paper, the flexibility and advantage of the programmable device GAL chip are showed by the application of it in the interface cireuit of CYD15-1 micro-printer with computer.

• 本文通过可编程PLD器件GAL芯片在CYD15－1型微型打印机接口电路中的应用，展示了GAL芯片应用的灵活性和优越性。