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Programming TF536 - Segger

68030 + SDRAM + IDE

Moderators: terriblefire, Terriblefire Moderator

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Aeberbach
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Programming TF536 - Segger

Post by Aeberbach »

All this time I assumed that JTAG is JTAG and I would be able to just use my Segger J-Link to program this thing. But ISE seems to be the only thing that can read a jed file and it doesn't want to talk to my Segger. Looks like I might have to buy one of the uspported hardware links?

Am I wrong? Anyone using a Segger J-Link to program this Xilinx CPLD? :(
Aeberbach
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Re: Programming TF536 - Segger

Post by Aeberbach »

(I worked out the Raspberry Pi method but would still like to know about the Segger J-Link)
amimjf
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Joined: Sun Mar 22, 2020 8:25 am

Re: Programming TF536 - Segger

Post by amimjf »

Hi

JTAG is an industry standard but the Segger programmers only have knowledge of how to write to various NOR/NAND flashes, both on-chip and external ones via SPI/QSPI. They can also access hardware debug unit direct on the CPU to set breakpoints and read/write memory.

I don't think I've every seen CPLD/FPGA programing functionality on the Segger units and I've been using them for about 10 years at work.
czietz
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Joined: Sun Jan 14, 2018 1:02 pm

Re: Programming TF536 - Segger

Post by czietz »

Usually, JTAG programming/debugging hardware can replay a SVF (serial vector format) file, which is just a list of JTAG commands and expected responses. You can use Xilinx Impact to create said SVF file for the firmware.
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