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Hidden Hynix DDR Enable Command

While sniffing traffic on a Hynix NAND chip (H27Q1T08EM6R ID: ad 3c 19 a3) we found a hidden command to change the read mode from NON-DDR to DDR which effectively doubles the read throughput of the chip. Cmd 0xEF Addr…

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[SOLVED] SD Card Recovery & Repair

If your SD card is no longer functional you need to send it to a data recovery company. Here are some common faults to look at before trying to fix or repair your damaged SD card. With the exception of…

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[SOLVED] SanDisk Flash Drive Recovery

If your flash drive is no longer functional you need to send it to a data recovery company. Here are some common diagnostic tips for SanDisk Cruzer failures including broken connectors, damaged components, and firmware corruption. SanDisk flash drives are…

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[FIXED] SanDisk Extreme USB 3.0 (CZ80) Died

We received an unresponsive SanDisk Extreme USB 3.0 (CZ80) flash drive that heats up when plugged into a computer. The computer didn’t recognize the flash drive and the LED didn’t blink. After opening the SanDisk flash drive and diagnosing the…

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Recovering Deleted Pictures

There are a few "PRO" file recovery programs like R-Studio used by data recovery companies, but there are some lesser known free applications that are just as good. In this video, I show how to use Image Explorer from Soft-Center…

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Off Chip Recovery Demonstration

I want to do a series of videos demonstrating the general ideas behind off-chip recovery and the tools involved. Here is an example of an off-chip recovery from an SM321 QF USB Flash Drive Controller using Flash Extractor. This is…

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