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adv_debug_sys/tap : TDO output enable signal is asserted too late #18

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rbarzic opened this issue Mar 8, 2016 · 0 comments
Open

adv_debug_sys/tap : TDO output enable signal is asserted too late #18

rbarzic opened this issue Mar 8, 2016 · 0 comments
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rbarzic commented Mar 8, 2016

It looks like that the tdo_padoe_o signal is asserted too late at the begining of the shift_dr state.
Looks like it is not captured by the tests in adv_debug_sys because it is not used to tri-state TDO
top_io.v contains a simple fix : TDO is driven all the time
@rbarzic rbarzic self-assigned this Mar 8, 2016
@rbarzic rbarzic added the bug label Mar 8, 2016
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