• 关于camera senor的power引脚问题


    <CamDevie>
                <HardWareInfo>
                    <Sensor>
                        <SensorName name="OV5640" ></SensorName>
                        <SensorDevID IDname="CAMSYS_DEVID_SENSOR_1A"></SensorDevID>
                        <SensorHostDevID busnum="CAMSYS_DEVID_MARVIN" ></SensorHostDevID>
                        <SensorI2cBusNum busnum="3"></SensorI2cBusNum>
                        <SensorI2cAddrByte byte="2"></SensorI2cAddrByte>
                        <SensorI2cRate rate="100000"></SensorI2cRate>
                        <SensorMclk mclk="24000000"></SensorMclk>
                        <SensorAvdd name="NC" min="0" max="0"></SensorAvdd>
                        <SensorDovdd name="NC" min="18000000" max="18000000"></SensorDovdd>
                        <SensorDvdd name="NC" min="0" max="0"></SensorDvdd>
                        <SensorGpioPwdn ioname="RK30_PIN2_PB6" active="1"></SensorGpioPwdn>
                        <SensorGpioRst ioname="NC" active="0"></SensorGpioRst>
                        <SensorGpioPwen ioname="RK30_PIN0_PC1" active="1"></SensorGpioPwen>
                        <SensorFacing facing="front"></SensorFacing>
                        <SensorInterface mode="CCIR601"></SensorInterface>
                        <SensorMirrorFlip mirror="0"></SensorMirrorFlip>
                        <SensorOrientation orientation="0"></SensorOrientation>
                        <SensorPowerupSequence seq="1234"></SensorPowerupSequence>
                        <SensorFovParemeter h="60.0" v="60.0"></SensorFovParemeter>
                        <SensorAWB_Frame_Skip fps="15"></SensorAWB_Frame_Skip>
                        <SensorPhy phyMode="CamSys_Phy_Cif" sensor_d0_to_cif_d ="2" cif_num="0"               
    sensorFmt="CamSys_Fmt_Raw_10b"></SensorPhy>
                    </Sensor>

    上面SensorGpioPwen相应的引脚在底板原理图中的V CC18_DVP和V CC28_DVP:



    在电源板的原理图中,由DVP_PWR引脚控制:



    DVP_PWR引脚在主控芯片上。在顶板原理图中:



    平台:瑞芯的rk3288

    作者:fulinux

    *****本文同意转载,只是请注明出处:http://blog.csdn.net/fulinus****



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  • 原文地址:https://www.cnblogs.com/tlnshuju/p/6994009.html
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