开发板官方BSP详细解读https://www.phytec.de/cdocuments/?doc=FwDZGQ文件系统:GPIO控制过程GPIOsThe phyBOARD-Polaris has a set of pins especially dedicated as user I/Os. Those pins are connected directly to i.MX 8M pins an
若不起用POWER_SAVING,运放工作正常,能采到正确的值。而若启用POWER_SAVING,如用户手册说明:When power mode 2/3 is entered, the operational amplifier is shut down automatically and must be restarted when entering PM0 again。意味着每次唤醒到PM0模
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