摘要:
http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0499b/BEHEIHCE.htmlhe ARM JTAG 20 connector is a 20-way 2.54mm pitch connector. It can be used in either standard JTAG (IEEE 1149.1) mode orSerial Wire Debug(SWD) mode.The following figure shows the ARM JTAG 20 connector pinout:The follo 阅读全文