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EEVblog Electronics Community Forum
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CH32V003 to PCF8574 Help needed
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Topic: CH32V003 to PCF8574 Help needed (Read 833 times)
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OZ1LQB
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CH32V003 to PCF8574 Help needed
«
on:
May 20, 2023, 01:00:07 pm »
I'm trying to get the CH32V003 to talk to a PCF8574 but I'm completely stuck.
I don't know if it's just me being old and stupid.
Does anyone have a bit of code that can help me get started?
Claus
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DavidAlfa
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Re: CH32V003 to PCF8574 Help needed
«
Reply #1 on:
May 21, 2023, 12:17:27 am »
The best source is github. Search PCF8574 there, you'll find plenty of code!
https://github.com/siorpaes/stm32-boilerplate/blob/master/stm32F4Discovery/Drivers/pcf8574.c
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OZ1LQB
OZ1LQB
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Re: CH32V003 to PCF8574 Help needed
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Reply #2 on:
May 21, 2023, 10:39:48 am »
Thank you very much for your kind help.
now it works after several days of struggle
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