It introduces the RS-232 and CAN bus communication converter card with SJA1000,MAX232,ATMEGA128, TJA1050T, TLP113, attentive matters in design, The hardware circuit is given.

• 介绍了一种由SJA1000、MAX232、ATMEGA128、TJA1050T、TLP113构成的连接计算机串口与CAN总线的通信转换板的设计实例,指出了设计中应注意的问题,并给出了硬件电路。