New Remotes

Discussion forum for JP1 software tools currently in use, or being developed, such as IR, KM, RemoteMaster, and other misc apps/tools.

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yakpimp
Posts: 8
Joined: Wed Feb 08, 2012 2:21 pm

Post by yakpimp »

I took some pictures of the inside of the remote today. It looks like the JTAG pads are visible.

Pinout here: http://datasheets.maxim-ic.com/en/ds/MAXQ610.pdf PG27
My Giant Image: http://farm8.staticflickr.com/7165/6850 ... 8d_o_d.jpg
My Slighty Smaller Image: http://farm8.staticflickr.com/7159/6850 ... 22_o_d.jpg

Chip Markings:
MAXQ610
A-UEI
1134B1
+ 475AH
eferz
Expert
Posts: 1078
Joined: Thu Jun 03, 2010 1:25 am
Location: Austin, Texas

Post by eferz »

yakpimp wrote:I took some pictures of the inside of the remote today. It looks like the JTAG pads are visible.

Image
Yep, looks like they line up just fine.
Last edited by eferz on Fri Feb 10, 2012 12:54 am, edited 2 times in total.
Remotes; JP1.2: Comcast URC-1067, JP1.3: Insignia NS-RC02U-10A, JP1.4 OARI06G, JP2.1: Cox URC-8820-MOTO (still trying to figure out how to make them self-aware.)
yakpimp
Posts: 8
Joined: Wed Feb 08, 2012 2:21 pm

Post by yakpimp »

Look at TCK though, it is going to a different pin.

I edited my post above, because I ended up finding another PDF that did have them lining up.

Image
eferz
Expert
Posts: 1078
Joined: Thu Jun 03, 2010 1:25 am
Location: Austin, Texas

Post by eferz »

yakpimp wrote:I edited my post above, because I ended up finding another PDF that did have them lining up.
yeah, that one looks better. I wonder how many versions of this chip they've produced. lol
Last edited by eferz on Fri Feb 10, 2012 12:55 am, edited 1 time in total.
Remotes; JP1.2: Comcast URC-1067, JP1.3: Insignia NS-RC02U-10A, JP1.4 OARI06G, JP2.1: Cox URC-8820-MOTO (still trying to figure out how to make them self-aware.)
yakpimp
Posts: 8
Joined: Wed Feb 08, 2012 2:21 pm

Post by yakpimp »

I'll see if I can probe it to see if anything is being spit out over some of these pins.
yakpimp
Posts: 8
Joined: Wed Feb 08, 2012 2:21 pm

Post by yakpimp »

Turns out the rx and TX pins seem to be putting out some raw data or something. I haven't gathered enough data yet to determine if it is useful.

After looking at the docs some more, I'm going to look into the JTAG interface.
yakpimp
Posts: 8
Joined: Wed Feb 08, 2012 2:21 pm

Post by yakpimp »

I decided to setup a wordpress account to keep track of what I'm doing. Instead of continuing to update this unrelated thread.

http://yakhack.wordpress.com
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