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Onewire Accessories

The Antares 4G supports the 1-Wire (OneWire) bus for connecting compatible sensors and identification devices.

Supported Device Types​

Family CodeDescription
0x01Standard DS1990A iButton
0x81USB iButton variant
0x28DS18B20 temperature sensor

iButton​

See iButton Support for full documentation on iButton identification.

Key facts:

  • Up to 600 authorized iButtons
  • ID format: 14 hex characters
  • Signals: F18 (any detected), F19 (authorized), Q00–Q99 (per-device)

Temperature Sensors (DS18B20)​

See DS18B20 Temperature Sensors for full documentation.

Extended Tag: IS​

The IS (iButton Status) extended tag reports the current iButton connection state in report messages. See iButton Support for details.