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About pcf8574 io problem #1

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ywandy opened this issue Aug 7, 2015 · 0 comments
Open

About pcf8574 io problem #1

ywandy opened this issue Aug 7, 2015 · 0 comments

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@ywandy
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ywandy commented Aug 7, 2015

hello
I dont know how can i control each io port and make them output high or low.Does the io can be controled by send something to the address such as 0x08 0x00? I am a beginer of the i2c i cant understand how to make a driver from the datasheet. ps:My running environment is raspberry pi(arm v6)linux I use python
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@ywandy