Category Archives: Tips

nRF52840 Meshtastic DFU with MTools BLE

Supported nRF52840 Devices MTools BLE supports firmware upgrades for the following nRF52840-based Meshtastic devices: Canaryone Feather Diy Heltec Mesh Node T114 Meshlink Eink Meshlink Nano G2 Ultra nRF52 Promicro Diy Tcxo Rak Wismeshtap Rak2560 Rak4631 Rak4631 Eink Rak4631 Eth Gw Thinknode M1 T-Echo T-Echo Inkhud Seeed Xiao nRF52840 Kit 🛒🏷️ Tracker T1000 E 🛒🏷️ Wio […]

Chameleon Ultra vs Proxmark3

When it comes to RFID tools, the Chameleon Ultra and Proxmark3 are two of the most popular devices on the market. Both have unique strengths and cater to different use cases. This article provides a detailed comparison of their features, including design, hardware, frequency support, protocol compatibility, and emulation capabilities, to help you decide which tool is best for […]

How to clone Mifare Ultralight tag to ChameleonUltra

Cloning Mifare Ultralight tags to ChameleonUltra is a straightforward process that can be accomplished using the MTools BLE App, available for both iOS and Android devices. This tutorial will guide you through the steps to successfully clone your Mifare Ultralight tags to ChameleonUltra. Steps to do Mifare Ultralight Clone Step 1: Connect to ChameleonUltra First, […]

[Solved] Emulate NDEF on PN532

PN532 can emulate as NDEF with TgInitAsTarget commands, but it can not works with just a single command, after that it also needs to use TgGetData and TgSetData commands to communicate with the reader. The code on Arduino – emulate_tag_ndef.ino requires a host controller, which is the Arduino board or some other board like ESP32 […]

Proxmark3 X vs Proxmark3 RDV4.01

When it comes to advanced RFID and NFC tools, the Proxmark3 X and Proxmark3 RDV4.01 stand out as powerful devices. Both are designed for professional and enthusiast users who need to handle various RFID tasks, but they each have their distinct features and capabilities. This article aims to provide a detailed comparison between the Proxmark3 […]

PN532 vs PN532Killer

In the realm of smart cards and wireless communications, PN532 and PN532Killer are two products that garner significant attention. They differ in features and capabilities when it comes to handling RFID and NFC communications. This article provides a detailed comparison of these two devices to aid users in making an informed choice. Main Chip • […]

How to fix connection failed on UHF Reader

What cause the connection failed on UHF Reader Program How to install the driver for UHF Reader? Baud Rate Issues in UHF Reader There are 2 module in UHF Reader, one is an adaptive baud rate serial communication module and another one is UHF module. The default baud rate between serial module and UHF module […]

How to solve Serial Communication Error on Piswords UHF Reader

While using the Piswords UHF Reader with the provided software UHFReader09demo_en on their website, it always show Serial Communcation Error like the screenshot below. We’ve done a lot of testing, such as reboot the laptop, reinstall the latest CP210X driver, try the program in another language version but no luck. And after checking with our […]

How to use mfkey32 on ChameleonUltra devices

What’s mfkey32? MFKey32 is a technique used against Mifare Classic cards to retrieve sector data without the proper key by exploiting weaknesses in its Crypto1 encryption. It involves capturing data from card-reader interactions during two authentication attempts, then leveraging the MFKey32 algorithm to reverse-engineer the key used by the reader, ultimately revealing the original state […]

Chameleon & MTools BLE Review by RED TEAM

In the Christmas of 2023, the new version of MTools BLE released with the Magic cards reading and writing function on Chameleon Ultra. And our dev Wilson post it as the Christmas gift for everyone on twitter. Christmas gift for everyone 🎄MTools BLE supports fully and partially formatting and writing sectors on Ordinary Mifare Classic, […]