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模式需启用运放时运放需restart,就此我会重新调用运放初始化函数,但从运放采到的值却不正确。
请高人指教,谢谢! |