基于Cortex-M内核的单片机，目前主流的下载接口就是JTAG和SWD。 其中SWD只需要两根线（SWCLK和 SWDIO），在PCB布局有限、引脚资源紧张的情况下，SWD算是一种不错的选择。 SWD简介 SWD：Serial Wire Debug，代表串行线调试，是ARM设计的协议，用于对其微控制器进行编程和调试 ...

CAMBRIDGE, UK – Sept 23, 2009 – ARM [(LSE: ARM); (Nasdaq: ARMH)] has introduced multi-drop support into the ARM® CoreSight™ Serial Wire Debug (SWD) solution, enabling simultaneous connection to ...

Adafruit has announced the arrival of a new piece of kit to their online store in the form of the IBDAP – CMSIS-DAP JTAG/SWD Debug Adapter Kit, which is now available to purchase priced at $19.95. The ...

SWD(Serial Wire Debug) Verification IP provides an efficient and simple way to debug and trace functionality on processor cores and System on Chip (So ...

Debugging a Raspberry Pi Pico is straightforward enough; it simply involves hooking up something up to the USB and SWD pins. [Mark Stevens] whipped up the PicoDebugger to make this job easier than ...

Microchip Technology has introduced the MPLAB PICkit Basic, an affordable and versatile in-circuit debugger designed to simplify programming and debugging for engineers, hobbyists, and students. The ...

We mentioned the Raspberry Pi Debug Probe when it was launched, a little RP2040-based board that provides both a USB-to-UART and an ARM SWD debug interface. [Jeff Geerling] was lucky enough to snag ...

A software developer describes tips and tricks for using the built-in debugging options on the ARM Cortex M microcontroller. (Paper from ARM TechCon 2010.) This article is from class ATC-133 at ARM ...