S skyways New Member Jan 3, 2005 #1 I need help in the schematic circuit between ULN2003 with L297 stepper motor controller... Any Pros here can help me in the circuit designing ?? Thanks Alot for the Help
I need help in the schematic circuit between ULN2003 with L297 stepper motor controller... Any Pros here can help me in the circuit designing ?? Thanks Alot for the Help
Sebi Active Member Jan 3, 2005 #2 ULN is an open collector-type driver, not a good choice for stepmot. Need a dual H-bridge for bidirectional control. Attachments step.gif 18.8 KB · Views: 21,412
ULN is an open collector-type driver, not a good choice for stepmot. Need a dual H-bridge for bidirectional control.
Nigel Goodwin Super Moderator Most Helpful Member Jan 3, 2005 #3 Sebi said: ULN is an open collector-type driver, not a good choice for stepmot. Need a dual H-bridge for bidirectional control. Click to expand... Only for a bipolar stepper, the more common unipolar type requires open collector drivers!.
Sebi said: ULN is an open collector-type driver, not a good choice for stepmot. Need a dual H-bridge for bidirectional control. Click to expand... Only for a bipolar stepper, the more common unipolar type requires open collector drivers!.
S skyways New Member Jan 6, 2005 #4 UCN5804~M42sp-5 Thanks for the suggestion... Now I am trying out UCN5804 to stepper motor(m42sp-5) directly.... Anybody can give me the schemetic that connect both... just to double check with my own drawn up diagram.... Thanks ^_^
UCN5804~M42sp-5 Thanks for the suggestion... Now I am trying out UCN5804 to stepper motor(m42sp-5) directly.... Anybody can give me the schemetic that connect both... just to double check with my own drawn up diagram.... Thanks ^_^