Electronic Logging Devices Extender for HOS User Manual R1.2 Author Gil Winograd Gil Winograd Gil Winograd Revision 1.0 1.1 1.2 Changes Initial version Change some descriptions Change the diagram Date 2017-04-18 2017-04-24 2017-04-27 Confidential Material: This document contains information that is proprietary and confidential, reading and copying this document is prohibited without Contents permission.
1 2 3 Introduction .............................................................................................................................. 3 ID and Tooling Design ................................................................................................................ 4 Hardware Design ....................................................................................................................... 5 Basic Hardware..........................................................................
1 Introduction The ELD is a self-contained vehicle tracking device that combines GPS location with Bluetooth LE connectivity. Logically, the device appears to a user or a server application as a single endpoint device. It can be queried, updated and configured over the Bluetooth LE connection. The ELD presents.
2 ID and Tooling Design The housing will be provided by customer.
3 Hardware Design Basic Hardware Items Requirement Baseband Chipset STM32 RF Transceiver Nordic 51822 Memory Serial Flash 128Mb Air Interface Bluetooth LE Frequency 2.4Ghz Antenna Internal Antenna GPS Antenna Dedicate high performance ceramic antenna Debug Interface Reserved the interface for the R&D test and catch the performance of the ELD board.
FCC Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
