电子工程专辑

ICP、ISP、IAP、OTA、SOTA、FOTA、DFOTA的区别

一、ICP(In Circuit Programing)： 在电路编程，可通过CPU的Debug Access Port 烧录代码，比如ARM Cortex的Debug Interface主要是SWD(Serial Wire Debug)或JTAG(Joint Test Action Group) 二、ISP(In System Programing)： ...
电子工程专辑

各种调试接口的区别（JTAG、SWD、RDI、Jlink、Ulink、STlink）

学嵌入式，关注@我要学嵌入式，嵌入式男人的加油站。 来源：技术让梦想更伟大 一、JTAG协议 JTAG（Joint Test Action Group，联合测试行动小组）是一种国际标准测试协议（IEEE 1149.1兼容），主要用于芯片内部测试。现在多数的高级器件都支持JTAG协议，如ARM、DSP、FPGA ...
Geeky Gadgets

CMSIS-DAP JTAG/SWD Debug Adapter Kit

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 ...
EDN

A developer’s insight into ARM Cortex M debugging

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 ...
Hackaday

Find SWD Points Quickly, No Extra Hardware Needed

Say you’re tinkering with a smart device powered by a CPU that uses Serial Wire Debug (SWD), but doesn’t mark the testpoints. Finding SWD on a board — how hard could it be? With [Aaron Christophel]’s ...
Hackaday

Raspberry Pi Debug Probe

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 ...
EDN

Debugging software on Cortex-M3 and -M4 devices

Hopefully you know perfectly well what the software in your microcontroller is supposed to do. However, if you have been asking yourself why it doesn’t work as expected and wondered what it is ...