Adaptive Modules

Site Last Updated: Tuesday, February 5, 2008

Owa22A Wireless Telematic Unit

Owa22A

Hardware terminal with open software for the development of wireless automotive applications.

Wireless device that makes vehicle positioning and communications possible.

Locate and talk to your fleet, turning kilometers into millimeters.

No matter how far your vehicle is your driver and cargo are accompanied by you.

Combines Linux OS, GSM/GPRS with IP connectivity and GPS.

General Specifications

  • Power Supply:
    • Nominal Voltage Range: 12 to 36 Vdc
    • Maximum Voltage Range: 8 to 40 Vdc
  • Interfaces:
    • Power Supply
    • 2 Analog Inputs
    • 7 Digital Inputs (4 + 3)
    • 5 Digital Outputs (4 + 1), 2 configurable as PWM
    • Audio IN/OUT (2,5 W)
    • RS-232 Serial Port
    • RS-485 Port
    • CAN Port
    • Odometer Input
    • GSM antenna connector
    • GPS antenna connector
  • Approvals:
    • CE Marking
    • E-Marking
  • Power consumption-Typical average @ 12V
Off 0,2 mA
Deep Sleep (1) 13 mA
Run (2) 115 mA
Battery Recharge (3) 55 mA

(1) - Only CPU in stand by
(2) - CPU+GSM (voice call at max power)+GPS, running
(3) - Only for owa22A/B

  • Temperature
Operating -25°C to +55°C
Operating but not fully compliant with GSM -25°C to +70°C
Storage -40°C to +85°C
Operation with battery back up (4) -20°C to +55°C

(4) - Only for owa22A/B

Firmware Specifications

  • 32 bits RISC ARM7 core up to 60 MIPS (Dhrystone 2.1) at 70 Mhz
  • Linus OS (Kernel v.2.4.18)
  • Memory:
    • 8 Mbyte FLASH
    • 16 Mbyte RAM
  • Application programming interface for:
    • Owa22A control
    • Power management
    • GSM/GPRS
    • Internet connection
    • Controlling all the interfaces: I/Os, CAN
    • GPS

GSM/GPRS Specifications

  • EGSM 900 / GSM1800
  • Power output at 900 MHz: 2W
  • Power output at 1800 MHz: 1W
  • GPRS class B, class 8 (4+1)
  • Audio calls
  • Data calls
  • SMS (MT/MO)

GPS Specifications - Support for WAAS and EGNOS

  • Receiver: L1 frequency, 16 Channel.
  • Update rate: >4 Hz
  • Accuracy: 2.5 m CEP (Circular Error Probability)
  • Signal Acquisition:
    • Cold Start: 34 sec
    • Warm Start: 33 sec
    • Hot Start: 3.5 sec
  • Signal Reacquisition: 1 sec
  • 3.3 Volt power supply for active antenna

Mechanical Specifications

  • Dimension (mm): 168 (w) x 35 (H) x 55,25 (L)
  • Weight 290gr
  • Material: Aluminum anodized
  • Connectors
    • 2 SMA (Female)
    • Molex 24 Pins P/N 90130-3124
    • RJ45
    • 2 Jack 3.5 mm
    • RS232 DB-9 (Female)
    • Molex Mini-fit 6 Pins P/N 39-30-1060
    • SIM card holder

Universal Development Kit

A development kit is available, including:

  • GSM/GPRS, GPS and Bluetooth antennas
  • Wall-plug to supply the owa2X and developer’s board
  • Developers Board
  • Power Supply cable
  • Cables for Interfaces
  • CD with: Cross complier, API’s Library, manuals and application notes

Related Products

  • Owa22A/B: with battery back-up
  • Owa22I: without GPS
  • Universal Development kit: A kit designed to accelerate the owa2X products integration and develop powerful vertical application
  • Owa22I/22A-BT: 100 meters Bluetooth connectivity and USB 1.1
  • Owa22I-ETH: Ethernet 10baseT (10 Mbps, RJ45) and USB 1.1