User's Manual
Table Of Contents
- Contents
- 0. Revision History
- 1. Introduction
- 2. Product Overview
- 3. Get Started
- 3.1. Open the Case
- 3.2. Install a SIM Card
- 3.3. Install the Internal Backup Battery
- 3.4. Switch on the Backup Battery
- 3.5. Install the External GPS Antenna
- 3.6. Power Connection
- 3.7. Ignition Detection
- 3.8. Digital Inputs
- 3.9. Analog Inputs
- 3.10. Digital Outputs
- 3.11. Device Status LED
- 3.12. Serial Port/UART Interface
- 3.13. Reset Button
- 4. FCC Statement
GV300TP User Manual
TRACGV300TPUM001 - 16 -
Table 9.Electrical Characteristics of the Digital Inputs
Logical status
Electrical characteristics
Active
0V to 0.8V
Inactive
Open
The following diagram shows the recommended connection of a digital input.
Figure 9.Typical Digital Input Connection
3.9.Analog Inputs
There are two analog inputs on GV300TP, and the analog input voltage range is from 0 to 32V.
The following diagram shows the recommended connection.
Figure 10.Typical Analog Input Connection
Note:
PIN 12 and PIN13 are multifunction pins: it can be configured as a digital input or an analog
input.
PIN 15 is a multifunction pin: it can be configured as a digital input or a negative output.