adccommunitymod (AutomationDirect) asked a question.

Password confusion

Created Date: January 11,2011

Created By: twbrock

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Can anyone tell me how a D0-05DA set a password on its own? I was running a program on my test bench and stopped for lunch. I logged off and turned the PLC off. When I came back and powered the PLC up and tried to connect I got the PASSWORD message.


  • adccommunitymod (AutomationDirect)

    Created Date: January 11,2011

    Created by: bcarlton

    Just a wild guess - one member had an application using pointers. The points strayed into the system memory addresses. The parameters for COM1 were changed. Could it possibly be something like that?

  • adccommunitymod (AutomationDirect)

    Created Date: January 13,2011

    Created by: twbrock

    Just a wild guess - one member had an application using pointers. The points strayed into the system memory addresses. The parameters for COM1 were changed. Could it possibly be something like that?

    No I have gone back over the program and have nothing that is even close to the system memory. COM 1 and 2 are at default. Must be one of those gee I don't know what. I loaded the program into another 05 and it is working fine on my test bench. Thanks for the input

    TWBrock

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  • adccommunitymod (AutomationDirect)

    Created Date: January 13,2011

    Created by: sii

    I did this once when I was just starting to learn to use DirectSoft. I powered an 06 off while connected to it and when I tried to reconnect it was password protected. I never did figure out what happened.

  • adccommunitymod (AutomationDirect)

    Created Date: January 11,2011

    Created by: twbrock

    Can anyone tell me how a D0-05DA set a password on its own? I was running a program on my test bench and stopped for lunch. I logged off and turned the PLC off. When I came back and powered the PLC up and tried to connect I got the PASSWORD message.