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#1670 - 06/08/15 12:41 AM JTAG DM500s
Admin Online   content
Japhar Member
Carpal Tunnel

Registered: 10/19/10
Posts: 9876
JtagDm500.exe works? There are no settings on this tool regarding the connection (every body is refering to LPT). I'm asking that since my PC has LPT1 on I/O Range 0xE800 and this is not a standard one (usual adress for LPT1 is 0x378). I had a connection problem in the past but other jtag tools that used LPT have a settings for adress so i changed to 0xE800. For DM500s jtag i did not find any settings for LPT adress. I tryed to change I/O Range on the PC but is impossible. I suspect that this may be a problem for my connection problems.

Dreambox DM500(S) use PPC CPU )
14 pads JTAG close to serial port.
0.53 needed to program the flash.

All the best about hardware/support from Johnny_B, link :
http://jb8a8f8.com
http://jb8a8f8.nl



Attachments
cOeSS.jpg

zd1WI.jpg

2souN.jpg

dm500c-j61.jpg (22 downloads)

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#1671 - 06/08/15 12:42 AM Re: JTAG DM500s [Re: Admin]
Admin Online   content
Japhar Member
Carpal Tunnel

Registered: 10/19/10
Posts: 9876
Flash 8MB J28F640
Firmware 2MB $FF800000-$FFFFFFFF

Connection
Name JTAG connector of USB JTAG NT DM500 16 pin JTAG
TRST 1 4
TDI 3 3
TDO 5 1
TMS 7 9
TCK 9 7
HALT 11 11
GND 2,4,6,8,10 16


Attachments
dm500board.jpg (26 downloads)
dm500jtag.jpg (25 downloads)
Lödfri_JTAG.rar (45 downloads)

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