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gendex:gxs700

This is an old revision of the document!


TLDR: driver here: https://github.com/JohnDMcMaster/uvscada/tree/master/gxs700

Bare sensors

Some of these were sold at defcon 22. Look something like this:

WARNING WARNING WARNING

Bond wires are exposed! Be very very careful handing these! Seen at upper part of sensor above

WARNING WARNING WARNING

JM 2015-11-24: gave away my possibly working bare sensors (3x) and kept 2x definitely broken. Still have 2x encased units

PCB

USB pinout

I didn't pin it out when I had the chance but have a picture:

FIXME

Flash

“128 Megabit CMOS 3.0 Volt Flash Memory with 104-MHz SPI (Serial Peripheral Interface) Bus”

SPANSION
FL128PIF
12699003 C
THAILAND
(C) 06

FPGA

Sticker:

001-
00015

Package:

Actel
ProASIC3
A3P250
QNG132 1140
ZA637115

FX2 USB controller

“CY7C68 Series 16 kb RAM EZ-USB FX2LP USB Microcontroller”

CY7C68
13A4S65
1131
642364

MT unknown

9WA47
PW6B7

01Z9

MT

274

274
036
.VY

USB connector

5 pin ribbon cable

  • 1: +5V
  • 2: GND
  • 3: D+
  • 4: D-
  • 5: N/C?
    • Goes to unpopulated capacitor or something

Die

No maker's mark observed on die. There are some foundry marks but that probably won't be very helpful even if the foundry is identified

CNC machine

DIY XY scanner

x-ray_cnc

gendex/gxs700.1448430160.txt.gz · Last modified: 2015/11/25 05:42 by mcmaster