Search found 3 matches

by mpalladino
Thu Sep 17, 2009 8:23 am
Forum: NetBurner Hardware
Topic: Netburner 5234 for OPtical Keyboard - Keep Killing Netburner
Replies: 8
Views: 6515

Re: Netburner 5234 for OPtical Keyboard - Keep Killing Netburner

Update,

You guys are correct! We do indeed spike up to +5V for about 3mS. I need to look into the datasheet and/or call netburner to see if this is illegal or not. Doesn't seem like you would want to do this to a 3.3V part!

Thanks

-mike
by mpalladino
Thu Sep 17, 2009 7:43 am
Forum: NetBurner Hardware
Topic: Netburner 5234 for OPtical Keyboard - Keep Killing Netburner
Replies: 8
Views: 6515

Re: Netburner 5234 for OPtical Keyboard - Keep Killing Netburner

Ridgeglider/rnixon, First thanks for your replies! There are no pins that are directly connected to 5V. That said we do have comparators(and other circuitry on the PCB) which are powered by +5V and are pulled up to 3.3V.(that seems a little silly in hindsight!) Sorry for the crummy schematic. I'm go...
by mpalladino
Wed Sep 16, 2009 1:31 pm
Forum: NetBurner Hardware
Topic: Netburner 5234 for OPtical Keyboard - Keep Killing Netburner
Replies: 8
Views: 6515

Netburner 5234 for OPtical Keyboard - Keep Killing Netburner

Hello All, We have designed an optical keyboard which is transmitting keys over fiber to a host computer which is able to view the packets and decode the key which is down/struck.(It's military...not sure why they want fiber..they won't tell us) The netburner MOD5234-200IR is the P/N we are using. W...