hi all ,
I used in my following circuit lm393 as a comparator but in proteus 6 when running the circuit it gives the following error
please help me in my small circuit and i have another question which if can i replace this circuit with lm555 timer circuit ?
thanks alot
I used in my following circuit lm393 as a comparator but in proteus 6 when running the circuit it gives the following error
PHP:
SIMULATION LOG
==============
Design: D:\pcb's\cerbres.DSN
Doc. no.: <NONE>
Revision: <NONE>
Author: <NONE>
Created: 04/11/09
Modified: 04/16/09
Compiling source files...
Build completed OK.
Compiling netlist...
Linking netlist...
Partition analysis...
ERROR [PSM] : No model specified for 'U1:A'.
ERROR [PSM] : No model specified for 'U1:B'.
Simulation FAILED due to partition analysis error(s).
please help me in my small circuit and i have another question which if can i replace this circuit with lm555 timer circuit ?
thanks alot