
KevinVR
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- Country Belgium
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I already found the areas used for the CPU bus unit: my question is what range is doing what inside the D30100 range. In Section 9-21 of W339 it says " Each CPU Bus Unit is allocated 100 words (based on unit numbers 0 to F). Refer to the Unit’s Operation Manual for details on the function of these words". The Unit's operation manual is W472, but I cannot seem to find any specifics what range is doing what.
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Hello fellow tinkerers, Inside our company we're expanding our IoT network with the replacement of CJ1G-H to CJ2M CPU units. When swapping models we are downloading the Datamemories back into the CPU. Our engineer warned us to not download all the DM memories: only up to D20000, so I did. When starting we had some inputs that weren't showing in the Data trace: and noticed that it were pulses shorter than 8ms. We found out the "Unit settings" were back to default and this is not unusual since we only downloaded range D0-D20000 but I'd like to avoid this in the future and look up what each datamemory means. I know D30000 to D31599 are the memories for the CPU bus unit settings (manual W473 section 4-5) but what range is the "unit settings" within these 1600 datamemories? I can't seem to find it in any manual I look into (W473, W472).. Also do you see any problems with downloading the full datamemory range? Kind regards!
- 6 replies
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- cj2m
- datamemories
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KevinVR started following CJ2M-CPU32 DM area for "unit settings"
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I've filed a request, I'll have to wait for it to be approved
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Hello, thank you for the suggestion. My company manages my network and prohibits use of wireshark
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Thank you for the hint, but the manually (of the light source) states that there must be leading 0's as there should always be 3 digits
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Dear, I am trying to setup an UDP connection between my Omron NJ301 PLC & my LED power supply CCS PD3-10024-8-EI (https://www.ccs-grp.com/products/model/3329). My setup: I Close all used sockets. I SktUDPCreate Socket 1 for sending messages. I Fill in DstAdr & DstPortNo to 192.168.000.002 & 40001 (I have pinged with cmd and the IP adress does respond). I Fill in the sendstring with "@00E01172.016.110.007A2CRLF" as per manual. I SktUDPSend this string. I clear the receive buffer to be sure it is empty. I Create socket 2 for receiving messages. I tried filling in only the Dst and filling in both Dst and Src but it has the same result. (DstAdr 192.168.000.016 & DstPortNo 30001) I SktUDPRcv without error then used a TON for 10ms before I check my buffer I Check my receive buffer and it is empty (Size 0) When trying to ping (by using laptop in same network) 192.168.000.016 it automaticly tries to ping 192.168.000.014 without succes. So my question: Is there another way then using 2 sockets? And does anybody have any clue what I'm doing wrong?