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Hi digit, The PLCBUS modules are connected to contactors, and they are directly linked to the 1141 (in the same electrical board), so I don't think I have a noise problem, but I can't tell I don't. Thank you for the details, but do you know the meanings of theses parameters ? 9600 => bauds, ok I get...

Hi digit, Thank you for your quick answer. I'm disappointed because I have already bought 2 PLCBUS 1141 and for the both of them, I do not have a good reliability. Overall on the response from the modules. Sometimes I don't receive ACK for hours, and tadamm it's working again. Sometimes they simply ...

Hi everyone, So, after months of using PLCBUS, I'm still very disapointed. I think it could come from the termios options, I'll share mine with you and tell me what you think. struct termios toptions; int fd = open('/dev/plcbus', O_RDWR | O_NOCTTY | O_NONBLOCK); if (fd == -1) {printf("Error por...

Hi,

I figure it out !

It came from the prolific driver installed on Mac OS X 10.6. It cost to me hours of sniffing my serial port to find it !

I tested on PC, it works like a charm...

Cyril

Hi everyone, I'm new in the PLCBUS world, and I'm trying to adding PLCBUS support in a software I wrote myself in C++ earlier, but I have a problem with the ACK. Let me describe the bug, and how to reproduce it. When I send a message to a non existant PLCBUS module, I expect to receive a message fro...