i.MX ProcessorsのトピックMMA8452 accelerometer sensor not working after device wakeup https://community.nxp.com/t5/i-MX-Processors/MMA8452-accelerometer-sensor-not-working-after-device-wakeup/m-p/210600#M12549 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>&nbsp; We are using MMA8452 accelerometer sensor in one of our android based target board.</P><P>&nbsp;&nbsp; Driver for the acccelerometer (mma8452.c) working fine in normal conditions.Once the device entered into the sleep mode ,though the suspend and resume callback functions are getting called&nbsp; we are not able to read the X,Y,Z register values through I2C.</P><P>&nbsp;&nbsp; This chip driver is registered as a input polled device.It doest have the interrupt handling capabilities.Is there any settings required to make driver to work porperly after wakeup in android.</P></BODY></HTML> Tue, 14 Feb 2012 06:15:49 GMT nit123 2012-02-14T06:15:49Z MMA8452 accelerometer sensor not working after device wakeup https://community.nxp.com/t5/i-MX-Processors/MMA8452-accelerometer-sensor-not-working-after-device-wakeup/m-p/210600#M12549 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>&nbsp; We are using MMA8452 accelerometer sensor in one of our android based target board.</P><P>&nbsp;&nbsp; Driver for the acccelerometer (mma8452.c) working fine in normal conditions.Once the device entered into the sleep mode ,though the suspend and resume callback functions are getting called&nbsp; we are not able to read the X,Y,Z register values through I2C.</P><P>&nbsp;&nbsp; This chip driver is registered as a input polled device.It doest have the interrupt handling capabilities.Is there any settings required to make driver to work porperly after wakeup in android.</P></BODY></HTML> Tue, 14 Feb 2012 06:15:49 GMT https://community.nxp.com/t5/i-MX-Processors/MMA8452-accelerometer-sensor-not-working-after-device-wakeup/m-p/210600#M12549 nit123 2012-02-14T06:15:49Z