pulse generator by s7 313C

mostapha

Member
M
Join Date
Jul 2015
Location
beirut
Posts
9
how can i generate a pulse of high frequency of range 500 Hz to 1.5 KHz with 313C i want to generate the pulses to control a stepper motor??????
 
Double click COUNT under the CPU in the HW Config window. And choose PWM.

SS.jpg
 
Looking at the manual, section 7 is for controlling. You need to choose a SFB for the control:

● SFB 41 for continuous control (CONT_C)
● SFB 42 for step control (CONT_S)
● SFB 43 for pulse width modulation (PULSEGEN).

Read up on this section
 

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