Common Device Concepts

Setup information common to all devices

Bias Resistors on Digital Inputs
Many digital inputs in the Digital Matter product range have configurable bias resistors. The bias resistor essentially determines the state of the inp...
Wed, 13 Jul, 2016 at 11:23 PM
Active Level on Digital Inputs
Many digital inputs in the Digital Matter product range have a settable "active level". This determines the physical line level (high or low)...
Fri, 15 Jul, 2016 at 3:12 PM
Immobilisation with a Switched Ground Output
Warning: DM does not advise connecting an immobilisation relay to a safety critical system such as the ignition or fuel pump. A starter motor cut is re...
Fri, 15 Jul, 2016 at 6:36 PM
Digital Outputs
Digital Matter devices commonly use switched ground outputs. These provide a ground signal when on and are high impedance when off. There are s...
Fri, 15 Jul, 2016 at 6:53 PM
Accident Detection and Reconstruction
NOTE: Accident detection and reconstruction is disabled by default. It needs to be enabled and tuned to a specific vehicle type   IMPORTANT WARNING: ...
Fri, 5 May, 2017 at 3:19 PM
Why are digital input changes not showing on the server straight away?
Currently for all device, a change on a physical digital input will create a log entry on the device, but it will not be uploaded until it's next ...
Wed, 7 Sep, 2016 at 9:23 PM
Idle Monitoring on Device
It is possible to set a digital input when an idling condition is met on the device. This can be used to trigger events or alerts on a software platfor...
Wed, 7 Sep, 2016 at 10:31 PM
Run Detect
Run detect uses the "external voltage" (Analogue 2) connected to the Telematics Device to determine when the engine is running and when to sta...
Mon, 19 Sep, 2016 at 4:12 PM
Harsh Event Setup on devices
The G60, G100 and Dart devices can log accelerometer based harsh driving events. There are some important things to note when using these features. ...
Thu, 20 Oct, 2016 at 4:06 PM
Installation for Harsh Driving and Accident Detection
The G60, G100, and Dart support accelerometer-based harsh driving and accident detection. In contrast to many competing solutions, these devices do not r...
Tue, 25 Oct, 2016 at 12:01 PM