A: There is no response when controlling GPIO in user mode? For example: Figure 1
B: GPIO is not configured by default (MX6UL_PAD_CSI_MCLK__GPIO4_IO17)
It is recommended to configure in linux-4.1.15/a...
Logistics POS machine with serial port expansion ICI. BackgroundWith the development and progress of Internet technology, more and more of our work needs to rely on computers or electronic devices. Ev...
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