TM4C123-JTAG

本文摘錄於TI官方手冊SPMA075，主要內容是對JTAG的認識及硬件設計。 一、JTAG的基本認識 JTAG接口主要是四個引腳 TMS 、TDI 、TDO、TCK At power on, the TAP state machine (see Figure 1) is initialized to be in Test Logic Reset state. It moves from one s

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