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Forum: Serial EEPROM 03-29-2018, 10:19 AM
Replies: 4
Views: 9,674
Posted By merkin
for eeprom, i see SPI and I2C protocol support,...

for eeprom, i see SPI and I2C protocol support, but not MICROWIRE.

here is specific eeprom:
http://ww1.microchip.com/downloads/en/DeviceDoc/doc5140.pdf

MICROWIRE protocol is subset of SPI, but...
Forum: Serial EEPROM 03-28-2018, 01:37 PM
Replies: 4
Views: 9,674
Posted By merkin
microwire protocol

hi, does usbjtagnt support microwire bus protocol for read/write microwire eeprom?
http://www.interfacebus.com/Microwire_Bus_Description.html
Forum: Devices 12-09-2016, 08:22 AM
Replies: 5
Views: 1,215
Posted By merkin
i soldered header on a good working phone and...

i soldered header on a good working phone and flash was detected.

so there is possibility that my issue is hardware not software/firmware.

but i still would like you to take a look. maybe the...
Forum: Devices 12-08-2016, 02:40 PM
Replies: 5
Views: 1,215
Posted By merkin
ok thanks! can you tell me exact pst time you...

ok thanks!
can you tell me exact pst time you will be in irc?

possibly the bootloader is corrupted on this phone. i have another phone same model that does boot so i can get good backup. i just...
Forum: Devices 12-08-2016, 08:56 AM
Replies: 5
Views: 1,215
Posted By merkin
voip - mitel 5330

cpu - tnetv1050 (mips 4kec/ti ar7 arch)
flash - S29GL064A

having trouble with cfi:
Copyright (C) 2010-2015
USB JTAG NT 0.79
Target: VT2542
-speed 1
-detect
IDCODE 0B52D02F
Forum: MISC 06-13-2016, 08:25 PM
Replies: 4
Views: 1,623
Posted By merkin
http://crackingforum.com/index.php

http://crackingforum.com/index.php
Forum: JTAG (NT) on Cable Boxes 09-23-2015, 11:38 AM
Replies: 6
Views: 2,719
Posted By merkin
open it up and take some pictures. dta's have no...

open it up and take some pictures. dta's have no upstream, so clone should be possible.
Forum: JTAG (NT) on Cable Boxes 05-23-2015, 04:04 PM
Replies: 2
Views: 1,854
Posted By merkin
btw jtag pins on xc have also been posted..i...

btw jtag pins on xc have also been posted..i think they are just for boundary scan. i still havent tested this yet. c-band is where i waste my time these days.

i figured out jtag boundary scan...
Forum: JTAG (NT) on Cable Boxes 05-23-2015, 03:58 PM
Replies: 2
Views: 1,854
Posted By merkin
aint no true testers around here anymore..99.9%...

aint no true testers around here anymore..99.9% dont even know what you are asking.

i unpacked ocap firmware a while ago using binwalk and dd. just the jff filesystem though, not the boot.
...
Forum: BDM (NT)on DCT 2224/2244 05-23-2015, 03:42 PM
Replies: 7
Views: 4,011
Posted By merkin
prolly cause some of them do.

prolly cause some of them do.
Forum: Off the topic. 03-16-2015, 01:52 PM
Replies: 42
Views: 19,402
Posted By merkin
thats a nice switch..our core at work is a...

thats a nice switch..our core at work is a 3560..with a couple 2960's hanging off it for hosts and also a couple 248's for poe.
Forum: MISC 03-14-2015, 05:17 PM
Replies: 11
Views: 5,511
Posted By merkin
Hi, whats up? i asked in another thread if...

Hi, whats up?
i asked in another thread if anyone on a powervu headend would log some emms to see if the exploit exists, but nobody responds. if the exploit does not exist in the current emm stream,...
Forum: News 02-04-2015, 02:55 PM
Replies: 3
Views: 3,060
Posted By merkin
thats cool.. the foundation just released a new...

thats cool..
the foundation just released a new rpi
http://www.raspberrypi.org/raspberry-pi-2-on-sale/
this new one should run kodi much better
Forum: JTAG to debrick 01-21-2015, 08:06 PM
Replies: 4
Views: 3,343
Posted By merkin
ok you got lucky twice.. 1. the pcb has the...

ok you got lucky twice..
1. the pcb has the unpopulated 16-pin footprint
2. boot was stored on serial flash and not on the parallel flash

so the enigma OS is on the parallel flash.
Forum: MISC 01-21-2015, 07:51 PM
Replies: 11
Views: 5,511
Posted By merkin
did you try writing to another device to clone? ...

did you try writing to another device to clone?

@wolfgang can confirm but these devices do not have a return channel..its one way communication so clone may be possible.
Forum: MISC 01-19-2015, 11:17 AM
Replies: 11
Views: 5,511
Posted By merkin
powervu has been compromised..consider yourself...

powervu has been compromised..consider yourself lucky if you are on a cisco headend.
Forum: JTAG to debrick 01-19-2015, 11:13 AM
Replies: 4
Views: 3,343
Posted By merkin
nice, but what about reading the parallel flash?...

nice, but what about reading the parallel flash? what data is stored there?
Forum: Off the topic. 12-22-2014, 05:28 PM
Replies: 0
Views: 2,108
Posted By merkin
powervu headend

anybody here on a powervu/scientific atlanta headend?
Forum: JTAG on Dish Receivers. 10-28-2014, 05:17 PM
Replies: 11
Views: 8,779
Posted By merkin
look at TDI trace on PCB..it goes in different...

look at TDI trace on PCB..it goes in different direction that other tap signals.
maybe there is another device in the chain?

check and see if tap signals have pull-down resistors according to...
Forum: MISC 09-25-2014, 10:47 AM
Replies: 10
Views: 3,827
Posted By merkin
pretty cool, eh? i feel like i was able to...

pretty cool, eh?

i feel like i was able to get some sort of crippled shell prompt when using a ttl>rs232 adapter with the serial port on the rear of the box, hard to recall the exact details.
it...
Forum: MISC 09-24-2014, 07:02 PM
Replies: 10
Views: 3,827
Posted By merkin
cant believe its been a year already. here...

cant believe its been a year already.

here ya go.. http://speedy.sh/TFgVG/dcx3200p2-fs-ocap.zip

mind sharing some details about your project?
Forum: JTAG ON DCH boxes 08-29-2014, 05:04 PM
Replies: 24
Views: 6,300
Posted By merkin
But these are for the pld..only good for boundary...

But these are for the pld..only good for boundary scan probably. Btw the blue color is a dead giveaway that the test points are on the bottom of the board, if red they would be on top I think.
...
Forum: JTAG on Dish Receivers. 08-04-2014, 07:16 PM
Replies: 8
Views: 3,172
Posted By merkin
No clue...I have never had DISH, but my guess...

No clue...I have never had DISH, but my guess would be broadcom.
Maybe bcm7405/7413/7425.
The ejtag ports on these production CPU are locked/secured..at least they are on the Comcast boxes I tried.
Forum: JTAG on Dish Receivers. 08-03-2014, 03:43 PM
Replies: 8
Views: 3,172
Posted By merkin
How do you know STi chipsets are in DISH...

How do you know STi chipsets are in DISH set-tops?
Maybe only Broadcom chipsets are in new HD set-tops.

btw BCM 4500/3440 is the satellite demod/tuner, not the main decoder.
Forum: JTAG on dct2500/dct700 07-22-2014, 02:54 PM
Replies: 30
Views: 7,072
Posted By merkin
What's up wolfie? My local headend encrypts OTA...

What's up wolfie?
My local headend encrypts OTA channels for about almost a year now...maybe your locals are encrypted also.
Plug the coax into your Tele and do a qam scan to be sure.

All...
Showing results 1 to 25 of 246

 
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