topic MMPF0100 how to enter OFF mode in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/MMPF0100-how-to-enter-OFF-mode/m-p/265258#M27485 <HTML><HEAD></HEAD><BODY><P>We've developed a custom board with IMX6D and MMPF0100 (default version) and are running a yocto custom build. We have a problem with power off mode, we can't enter it. We're not interested in sleep or standby etc.</P><P></P><P>The datasheet for MMPF0100 states that if PWRON is set low and SWxOMODE bits are not set, OFF mode should be entered, however the voltages (SW1-4 and VGEN1-6) won't shut off so I assume sleep is entered. However I am seeing some weird behavior in SW2, namely it alternates between 1.8V and 2.2V.</P><P></P><P>The power button is connected to the CPU and I see no difference between "shutdown -h 0" and just asserting the power button for &gt;4s.</P><P></P><P>Any ideas?</P></BODY></HTML> Tue, 20 Aug 2013 07:26:40 GMT peterhygren 2013-08-20T07:26:40Z MMPF0100 how to enter OFF mode https://community.nxp.com/t5/i-MX-Processors/MMPF0100-how-to-enter-OFF-mode/m-p/265258#M27485 <HTML><HEAD></HEAD><BODY><P>We've developed a custom board with IMX6D and MMPF0100 (default version) and are running a yocto custom build. We have a problem with power off mode, we can't enter it. We're not interested in sleep or standby etc.</P><P></P><P>The datasheet for MMPF0100 states that if PWRON is set low and SWxOMODE bits are not set, OFF mode should be entered, however the voltages (SW1-4 and VGEN1-6) won't shut off so I assume sleep is entered. However I am seeing some weird behavior in SW2, namely it alternates between 1.8V and 2.2V.</P><P></P><P>The power button is connected to the CPU and I see no difference between "shutdown -h 0" and just asserting the power button for &gt;4s.</P><P></P><P>Any ideas?</P></BODY></HTML> Tue, 20 Aug 2013 07:26:40 GMT https://community.nxp.com/t5/i-MX-Processors/MMPF0100-how-to-enter-OFF-mode/m-p/265258#M27485 peterhygren 2013-08-20T07:26:40Z