Festo MSE6-E2M Original Instructions Manual page 96

8 Diagnostics and error handling
Reading out the diagnostic data flow diagram
The function number is applied if there is a positive edge at control bit A15. The input bits E0 ... E7 sup­
ply the diagnostic data when the acknowledgement bit supplies a logic 1.
Start the read process
Start timeout
Set function number
Set control bit (A15)
Acknow­
ledgement
bit =1?
Apply Data
Reset control bit A15
Acknow­
ledgement
bit =0?
Fig. 8.5 Reading out the diagnostic data flow diagram
96
Timer
No
expired?
Yes
Timer
No
expired?
Yes
No
Yes
Reset control bit
No
Yes
Timeout
Festo – MSE6-E2M-SY-EN – 1703d – English