Difference between revisions of "Serial Wire Debug"

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[[Category:STM32]][[Category:STM32 Development]][[Category:ST-Link]]{{metadesc|Serial Wire Debug (SWD)}}
 
[[Category:STM32]][[Category:STM32 Development]][[Category:ST-Link]]{{metadesc|Serial Wire Debug (SWD)}}
 
[[File:ST-Link Bunch.jpg|400px|thumb|A bunch of ST-Link Clones.  These usually cost less than $2]]
 
[[File:ST-Link Bunch.jpg|400px|thumb|A bunch of ST-Link Clones.  These usually cost less than $2]]
[[SWD]] is a [[ARM]] specific 2-wire version of [[JTAG]].  It enables developers to manipulate the built-in flash (flash new firmware), to debug firmware and to monitor memory locations (variables) while the firmware is running.
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[[SWD]] is a [[ARM]] specific 2-wire version of [[JTAG]].  It enables developers to manipulate the built-in flash (flash new firmware), to debug firmware and to monitor memory locations (variables), live, while the firmware is running.

Revision as of 03:04, 16 March 2022

A bunch of ST-Link Clones. These usually cost less than $2

SWD is a ARM specific 2-wire version of JTAG. It enables developers to manipulate the built-in flash (flash new firmware), to debug firmware and to monitor memory locations (variables), live, while the firmware is running.