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Dear all,
what's the JTAG ground should be connected to for Piccolo, Analog ground or digital?
I found the emulator can not keep on for more than half an hour when running real time mode.
Hi,
JTAG interacts with the digital section of a device, therefore I expect it to be connected to the digital ground and avoid noise propagation to the ADC. Although the F2802x control card schematic diagram seem to have a common ground...
The fact the emulator does not keep a connection for long periods is probably tied to noise or interference, therefore you could check if buffering the JTAG signals can help. Check the pages below:
http://processors.wiki.ti.com/index.php/XDS_Target_Connection_Guide
http://processors.wiki.ti.com/index.php/JTAG_Connectors
Hope this helps,
Rafael