This part is the shit :D! The INA700 is a digital power monitor that includes an integrated shunt resistor and a 16-bit delta-sigma ADC, specifically designed for current sensing applications. It can measure currents up to ±15.728 A with a full-scale range, operating over a common-mode voltage range of –0.3 V to +40 V. (This… Continue reading INA700
Category: Hacking
This is how they do it part 2!
I’m grateful that someone has finally responded to my initial post on this subject. For an insightful read, check out: Hacking My Air Purifier. It’s exciting to see that the website even includes an embedded UUID password generator! Firstly, I want to express my appreciation for the comprehensive and informative write-up. Understanding how the password… Continue reading This is how they do it part 2!
This is how they do it!
For a very thorough write-up on how this all works , please visit : https://unethical.info/2024/01/24/hacking-my-air-purifier/ Well it’s been a long time since I’ve posted something new… But today I’ve got something big: Sometime last year I received an email from Doegox. A Belgium Hacker (I know him for his work on the ICE-man repo of… Continue reading This is how they do it!
Xiaomi Air purifier 3H/C/PRO NFC MOD, How does it work?
After opensourcing the mod chip I wanted to give some insights on how the mod-chip itself works. open source info: click As can be seen in the image above, the system consist out of several sub systems.The two most important sub-systems are: NFC Filter Stm32F412RET6 There are two ways to bypass the NFC filters, Make… Continue reading Xiaomi Air purifier 3H/C/PRO NFC MOD, How does it work?
Xiaomi Modchip open source!
Easier way to replenish your filters : Click The following will be released: Schematic B.O.M (Bill Of Materials) Geber Files Software binaries (see below) I will write the following tutorials: How to flash your Modchip How to order your Modchip see below Explanation of how the software works. Schematic: Downloadable PDF: B.O.M. This is quite… Continue reading Xiaomi Modchip open source!
(Hardware) Hacking tools
I often get the question what tools do you use for Hacking Hardware/ Software.While making this list I realize the fortune of equipment that I’ve gathered over time.. (sorry for not including cheaper stuff… I’ve replaced allot over time) Non of the links are affiliate links. I’m not getting paid to list any of these… Continue reading (Hardware) Hacking tools
Xiaomi Air Purifier 3H/C/PRO MODCHIP is here!
Update: Easier way that does not void warranty!: Click After a couple of nights tinkering ,PCBA designing , software writing and a couple of PCBA revisions later success: (see GIF , above) Why: Using these air purifiers is a wasteful and expensive experience. There are no third party filters on the market , and no… Continue reading Xiaomi Air Purifier 3H/C/PRO MODCHIP is here!
Xiaomi Air Purifier 3H Reverse Engineering Part 3: ESP32 DUMP
Yesterday, I received a mail! By a user named : tuxuser. I thought I was alone in the world of Xiaomi Air purifier poking… Since more people are getting involved I decided to update some more information on the web! I dumped the ESP Flash contents using : Link (look closely and you will see… Continue reading Xiaomi Air Purifier 3H Reverse Engineering Part 3: ESP32 DUMP
Xiaomi Air Purifier 3H Reverse Engineering Part 2: Fremont EEPROM dump
As stated in the first post, the main PCBA contains a Fremont EEPROM. I used one of many Chinese flash tools (mine is a SP8-F made by fly-pro…) ROM dump: The first thing I do with a ROM dump is to analyze the data using a website called : http://binvis.io I then upload my binary… Continue reading Xiaomi Air Purifier 3H Reverse Engineering Part 2: Fremont EEPROM dump
Installing and using ESPtools
Step 1.Install Python (On Windows 10) Option 1: On Windows 10, you may type “python” in the Windows search box beside the Windows Start button and download Python from the Windows App Store. Option 2: Download the latest version of python from their website: click Don’t forget to check the “Add Python X to PATH”… Continue reading Installing and using ESPtools