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Description: 232直接转成全双工（4线制）485接口
只用一片MAX488即能转换成功，其实是422通信方式，已经测试通过。
带有配套电源电路-232 be transferred directly into a full-duplex (4 wire system) 485 with only a MAX488 that is able to convert successfully, in fact, is a 422 means of communication have been tested. Matching power supply circuit with
Platform: |
Size: 107520 |
Author: 孙明杰 |
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Description: RS485转RS232电路原理图及PCB图-RS232 RS485 switch PCB circuit diagram and map
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Size: 558080 |
Author: wty |
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Description: 232转485电路，电路从串口取电，无需外接电源-232 to 485 circuits, the circuit to take power from the serial port, no external power supply
Platform: |
Size: 34816 |
Author: 王飞 |
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Description: 232转485非常好的资料，有程序有电路图。-Very good information
Platform: |
Size: 558080 |
Author: 张鹏 |
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