Read timers and couters in S7 300 with libnodave

dscosta

Member
Join Date
Apr 2007
Location
Aveiro
Posts
2
Hello!

I'm trying to read the value of timers and counters in a Siemens S7 314, with libnodave on vs 2005.
when i read the value the answer is the same number as it's possible to see on step7 when i go online with the plc, how can i transform/change that value to the real value of the timer or counter.

thanks

DSC
 
From the block editor select Help and then search on s5time and all is explained. The time is coded in BCD with the top digit specifying the time base. Counter value are in BCD.
 

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