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315-2DP, CP341 and modbus master

9/23/2010 8:09 AM	Rate (0)
MicroM Posts: 1 Rating: (0)	Hello, I have a project with 315-2DP, CP341 and a DF977(modbus slave). i want to have a comunication with slave modulethrough CP341. my program send Func03 through FB P_SND_RK and slave moduleresponse this frame, but CP341 can't transfer this fram to CPU with FB P_RCV_RK! thus we have a "time-out" error.status of FB P_SND_RK = W#16#0830. i attach my project. tanks a lot Attachment Training.zip (165 Downloads)
MicroM Posts: 1 Rating: (0)
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