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oocar
Joined: 17 Apr 2008
Posts: 2
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 Posted: Fri Apr 25, 2008 2:36 am Post subject: make PLC by yourself |
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i have carry out this circuit, it uses at89c51 as controller,the relay can drive load with 220V/3A.the communication between PC is complement by RS-232C,the flash use x25045,it has watchdog and power inspect, easyly make program . |
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