PF8100EPES EQES OTP issues

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PF8100EPES EQES OTP issues

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Sam1978
Contributor II

hi folks:

 I applied PF8100EPES and PF8100EQES for imx8qm6avufabb,also i setup a configure script for OTP burnning as per otp form in directory flexGUI,i tried to run this script to burn otp fuse with KITPF8200FRDMPGM tools,but it always restore to default value after re-power on ,anybody can give me your solutions if you met this issue ,thanks!

 

 best reguards

 

 Sam

Sam1978_0-1632380771677.pngSam1978_1-1632380868538.pngSam1978_2-1632380908339.png

disconnect usb cable,and power up again:

Sam1978_3-1632381071923.png

run read otp script,showed below:

Sam1978_4-1632381242771.png

 

 

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igorpadykov
NXP Employee
NXP Employee

Hi Sam

 

seems there is some misunderstanding as PF8100EPES and PF8100EQES are already

programmed parts and due to "OTP (One time programmable) memory for device configuration"

as described in p.9 below datasheet, their configuration can not be changed.

PF8100_PF8200, 12-channel power management integrated circuit for high performance applications - Da...

For OTP burnning it is necessary to use MC33PF8100A0ES (Not programmed) part as

described in Table 2. Ordering information.

 

Best regards
igor

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