|
|
@@ -2633,7 +2633,7 @@ with this signal behave exactly like pressing a RESET button. |
|
|
|
@emph{JTAG TAP Reset} ... the @emph{TRST} hardware signal resets |
|
|
|
just the TAP controllers connected to the JTAG adapter. |
|
|
|
Such resets should not be visible to the rest of the system; resetting a |
|
|
|
device's the TAP controller just puts that controller into a known state. |
|
|
|
device's TAP controller just puts that controller into a known state. |
|
|
|
@item |
|
|
|
@emph{Emulation Reset} ... many devices can be reset through JTAG |
|
|
|
commands. These resets are often distinguishable from system |
|
|
@@ -2673,7 +2673,7 @@ Use the @command{reset_config} @var{signals} options to say |
|
|
|
when either of those signals is not connected. |
|
|
|
When SRST is not available, your code might not be able to rely |
|
|
|
on controllers having been fully reset during code startup. |
|
|
|
Missing TRST is not a problem, since JTAG level resets can |
|
|
|
Missing TRST is not a problem, since JTAG-level resets can |
|
|
|
be triggered using with TMS signaling. |
|
|
|
|
|
|
|
@item @emph{Signals shorted} ... Sometimes a chip, board, or |
|
|
|