Hello,
normally blind or buried via are used when you have problem with the space. So for don't have a through hole via that occupy spce...
27 results in 0.0176 seconds.
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I think with manually fanout you can optimize better the few space that there is under the chip, expeccialy for the power supply areaLeave a comment:
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Hello Shahriar, here a guide from Robert https://www.youtube.com/watch?v=tNzwtFeE8HELeave a comment:
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Hi Robert,
yes we have hundreds of board produced and this problems was occour only on two or three of they. We have already do many stress test...Leave a comment:
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Thanks marek , that's a great answer.
From what we now understand, as long as we will keep kernel, dtb and initramfs on MTD partitions, we...Leave a comment:
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Hello Robert,
Thanks! We have study more this problem and find that kobs-ng create two copy of uboot. In our case it put the images at 0x1000000...Leave a comment:
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bad block NAND boot problem
Hi,
we have an imx6 board similar to the TinyRex with a problem during the boot from a NAND.
We are experiencing some reliability problems... -
Hello Robert,
we have had a problem in production where the production Employees didn't use the bracelet anti esd and in the buildind we... -
NAND DTSI imx6ull
Hello, I have a question about the dtsi for the imx6ull.
In this project we have had problems with esd discharge during the mounting of the device.... -
Hello all,
important update. Testing the circuit all the day to find the possible source of EMI radiation i have supposed that in my board...Leave a comment:
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In fact is not working reliaby ... with some kernel command that read many data from the NAND we have problems that lock the device and you need to reboot...Leave a comment:
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Hello Robert,
yes the width of the nets are designed for match 50ohm but respect a GND plane, as you have seen there is only a solid plane...Leave a comment:
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Hello Robert,
Thanks for the reply. I m following your advanced PCB layout so comparing this PCB with your course indication I se many errors....Leave a comment:
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Dilemma, reroute all the board or only fix that
Hello all,
i have a big dilemma about a board with:- imx6ull
- nand mlc
- sram
- pmic
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Hello,
one question. On the net MCLK that transport the codec clock at 12Mhz we had many problem because the clock signal was not good and...Leave a comment:
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