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DS9490B

22.90 €

USB to iButton Adapter

The DS9490B is a USB bridge and holder for a single F5-size iButton. The iButton is securely held behind a latched door. The DS9490B adapter is based on the DS2490 USB to 1-Wire bridge chip.

Features

High-Speed 12Mbps Universal Serial Bus (USB) Interface
Supports Standard and Overdrive 1-Wire® Communication
Slew-Rate-Controlled 1-Wire Timing and Active Pullup for Improved 1-Wire Network Performance
iButton® Interface and Retains a Fixed iButton
Built-In Custom DS2401 Identification Chip
Reads all 1-Wire and iButton Devices. Writes All Except EPROM 1-Wire/iButton Devices

Applications

Software Authorization - Protection against software piracy by tying software operation to the presence of iButton hardware.
iButton Initialization and Download - Loggers like the Thermochron® can be missioned and downloaded. Monetary iButtons can be refilled with money.
Demonstration - Demonstrate the features of iButtons or 1-Wire chips on personal computers.
Development - Aid development of 1-Wire applications by providing a PC interface to verify device contents and state.

Drivers
Notes on PC software drivers can be found in our Download section.