Re: [U-Boot-Users] [PATCH] soft_i2c/i2c_probe(): Perform reads instead of writes

11 Jun 2005


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"Tolunay" == Tolunay Orkun listmember@orkun.us writes:
Hi, and sorry for the slow response!
Tolunay> Peter, I believe the implementation was correct but the
 Tolunay> comment was wrong. It should be a write transaction with
 Tolunay> just address byte. After the address byte is transmitted the
 Tolunay> I2C slave will acknowledge (if present) and we finish the
 Tolunay> transaction by generating the stop condition. i.e. fake
 Tolunay> write.
Why write? Wouldn't a zero byte read transaction be safer?
-- 
Bye, Peter Korsgaard