文章目录
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- SystemTrace ITM
- SystemTrace ITM 常用命令
- Trace Data Analysis
SystemTrace ITM
CoreSight ITM (Instrumentation Trace Macrocell) provides the following information:
- Address, data value and instruction address for selected data cycles
- Interrupt event information
- Program counter sampling for a pre-defined interval
SystemTrace ITM 常用命令
ITM.PortSize
: 用于指定trace输出方式,及size:ITM.PortSize SWV | <tpiu_portsize>