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please help me what is correct picture of the pin. because my order not yet come and I try to understand relays pin.
thx before.
Forum ‹ Members section ‹ DIY Ferduino controller ‹ About pin relay PCF857 (pict Inside)
this module works perfectly, right now I have not used the module at this time.
About pin relay PCF857 (pict Inside) [SOLVED]
8 posts
• Page 1 of 1
Post Number:#1
Sun May 03, 2015 3:24 pm
Sun May 03, 2015 3:24 pm
Posts: 69
Topics: 18 Images: 2 Solve rating: 1 Joined: Tue Apr 14, 2015 11:54 pm Topics: 18
Age: 42 Gender: 
National Flag:
halow everyone,
please help me what is correct picture of the pin. because my order not yet come and I try to understand relays pin.
thx before.
please help me what is correct picture of the pin. because my order not yet come and I try to understand relays pin.
thx before.
Post Number:#2
Sun May 03, 2015 7:11 pm
Sun May 03, 2015 7:11 pm
Posts: 1699
Topics: 38 Images: 301 Solve rating: 233 Joined: Mon Mar 03, 2014 5:59 pm Topics: 38
Age: 40 Location: São Paulo Gender: National Flag:
Hi!
The wiring seems good but, the realay board connected to ULN2803 need be "active low".
The relay board connected to Arduino pins need be "active high" or you need add an ULN2003 or change on code HIGH to LOW and LOW to HIGH.
Best regards.
The wiring seems good but, the realay board connected to ULN2803 need be "active low".
The relay board connected to Arduino pins need be "active high" or you need add an ULN2003 or change on code HIGH to LOW and LOW to HIGH.
Best regards.
Post your doubts on forum because it can help another user too. Just PM me for support if it's absolutely necessary.
Post Number:#3
Sun May 03, 2015 9:41 pm
Sun May 03, 2015 9:41 pm
Posts: 69
Topics: 18 Images: 2 Solve rating: 1 Joined: Tue Apr 14, 2015 11:54 pm Topics: 18
Age: 42 Gender: National Flag:
Thank you for answering quickly brother, 
ohh. change the code may not now, i am newbie need more learn
what do you mean like this
quoting from your replay
thx.
ohh. change the code may not now, i am newbie need more learn
what do you mean like this
quoting from your replay
thx.
Post Number:#4
Sun May 03, 2015 10:50 pm
Sun May 03, 2015 10:50 pm
Posts: 1699
Topics: 38 Images: 301 Solve rating: 233 Joined: Mon Mar 03, 2014 5:59 pm Topics: 38
Age: 40 Location: São Paulo Gender: National Flag:
You can't connect the moonlight to ULN2003.
The circuit for LEDs is other.
The circuit for LEDs is other.
Post your doubts on forum because it can help another user too. Just PM me for support if it's absolutely necessary.
Post Number:#5
Sun May 03, 2015 11:41 pm
Sun May 03, 2015 11:41 pm
Posts: 69
Topics: 18 Images: 2 Solve rating: 1 Joined: Tue Apr 14, 2015 11:54 pm Topics: 18
Age: 42 Gender: National Flag:
ok, thank you very much for your answers.
I hope, do not get tired of answering questions later
I hope, do not get tired of answering questions later
Post Number:#6
Sat Apr 13, 2019 1:53 pm
Sat Apr 13, 2019 1:53 pm
Posts: 1699
Topics: 38 Images: 301 Solve rating: 233 Joined: Mon Mar 03, 2014 5:59 pm Topics: 38
Age: 40 Location: São Paulo Gender: National Flag:
Hi!
Do you have this PCF module working with your relay board?
Can you show us some pics?
Best regards.
Do you have this PCF module working with your relay board?
Can you show us some pics?
Best regards.
Post your doubts on forum because it can help another user too. Just PM me for support if it's absolutely necessary.
Post Number:#7
Mon Apr 15, 2019 3:40 am
Mon Apr 15, 2019 3:40 am
Posts: 69
Topics: 18 Images: 2 Solve rating: 1 Joined: Tue Apr 14, 2015 11:54 pm Topics: 18
Age: 42 Gender: National Flag:
Hi!
Do you have this PCF module working with your relay board?
Can you show us some pics?
Best regards.
Do you have this PCF module working with your relay board?
Can you show us some pics?
Best regards.
this module works perfectly, right now I have not used the module at this time.
Post Number:#8
Mon Apr 15, 2019 9:32 pm
Mon Apr 15, 2019 9:32 pm
Posts: 1699
Topics: 38 Images: 301 Solve rating: 233 Joined: Mon Mar 03, 2014 5:59 pm Topics: 38
Age: 40 Location: São Paulo Gender: National Flag:
Thank you!
Post your doubts on forum because it can help another user too. Just PM me for support if it's absolutely necessary.
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