MOD5282 Mode and Digital I/O

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kevinburtness
Posts: 6
Joined: Thu May 29, 2008 8:12 am

MOD5282 Mode and Digital I/O

Post by kevinburtness »

I've got an application where I need to use MOD5282 pin A8 (port G, pin 0) as an output. It seems that the MOD5282 comes up in master mode and this pin can only be used as a general purpose output when in single chip mode.

Can the MOD5282 be configured to single chip mode? It looks like the MOD5282 is using the external SDRAM so I'm guessing it will only operate in master mode. I also have the requirement to use all 3 UARTS, ethernet and the SPI bus so they all have to operate as well.

Thanks in advance.

kevin
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pbreed
Posts: 1088
Joined: Thu Apr 24, 2008 3:58 pm

Re: MOD5282 Mode and Digital I/O

Post by pbreed »

The MOD5282 t only works in master mode.
Can you use a different pin?

Pin A8 is the Ethernet Transmit clock.

I think you mean pin D2 IE address bus A8.

It is not available for GPIO use.

Are you out of all other GPIO pins?
kevinburtness
Posts: 6
Joined: Thu May 29, 2008 8:12 am

Re: MOD5282 Mode and Digital I/O

Post by kevinburtness »

I figured that was the case. The carrier board for the 5282 has already been built so we've got to cut and jumper.

Thanks for the input.
kevin
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