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LAUNCHXL-F280039C: TIDA-010062: Lab3

Part Number: LAUNCHXL-F280039C

你好!我在按照设计指南做实验三时,设计指南中提到将TTPLPFC_ac_cur_ref_pu 缓慢增至 0.14,我在代码中发现Iac_ref对应的采样通道是ADC_B3,但是我在代码运行后对开发板上的B3脚加电压,CCS中的TTPLPFC_ac_cur_ref_pu 值无变化,这是为什么呢?