TI-H: Re: Does the output latch?


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TI-H: Re: Does the output latch?



>> And what is the PCF8574 chip I keep hearing about?  How does it work?
>
>It's an I2C chip made by Philips. It has 8 quasi-bidirectional I/O pins 
so
>it can be used e.g. to blink LEDs or read switches, to take a simple
>example. It can be hooked up directly to the link port and used via I2C
>routines.

One more question???

Does the output latch high or low, or does if fall back to a defalt High 
or low after it outputs the data?

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