SWD vs JTAG: When the Choice Actually Matters
SWD uses two wires vs JTAG's four and works fine for single-core flashing and debugging. The cases where JTAG's daisy-chain and boundary scan capabilities are worth the extra pins.
SWD uses two wires vs JTAG's four and works fine for single-core flashing and debugging. The cases where JTAG's daisy-chain and boundary scan capabilities are worth the extra pins.
Overview
This note is part of the field-notes archive generated for this site. The summary below is the published excerpt; you can expand the full write-up anytime in the CMS.
Related notes
Tags
- swd
- jtag
- debugging
- embedded
- arm
Manish Bookreader
Electronics enthusiast, Embedded Systems Expert, Linux/Networking programmer, and Software Engineer passionate about AI, electronics, books, and cooking.