Understanding Programming for STM32: A Comprehensive Guide

Understanding Programming for STM32: A Comprehensive Guide

Hello everyone, I am Liang Xu. This article is the 5th in the embedded series, and I plan to publish two articles per week in the future. The articles will be organized systematically to facilitate learning and communication. All of Liang Xu’s articles are first published on the website: www.lxlinux.net/e/, feel free to bookmark it. … Read more

Understanding JTAG and Other Debug Interfaces

Understanding JTAG and Other Debug Interfaces

1. JTAG Protocol JTAG (Joint Test Action Group) is an international standard testing protocol (IEEE 1149.1 compatible), primarily used for internal chip testing. Most advanced devices today support the JTAG protocol, such as ARM, DSP, and FPGA devices. The standard JTAG interface consists of 4 lines: TMS, TCK, TDI, and TDO, which correspond to test … Read more