Texas Instruments RS-485 Half-Duplex Evaluation Module RS485-HF-DPLX-EVM RS485-HF-DPLX-EVM Scheda Tecnica
Codici prodotto
RS485-HF-DPLX-EVM
User's Guide
SLLU173B – October 2012 – Revised June 2013
RS-485 Half-Duplex Evaluation Module
This manual describes the RS-485 Half-Duplex Evaluation Module (EVM). This EVM helps designers
evaluate the device performance, supporting the fast development and analysis of data transmission
systems using any of the TI RS-485 half-duplex devices in an 8-pin SOIC package.
evaluate the device performance, supporting the fast development and analysis of data transmission
systems using any of the TI RS-485 half-duplex devices in an 8-pin SOIC package.
Contents
1
Overview
.....................................................................................................................
2
EVM Setup and Precautions
..............................................................................................
3
Powering Up the EVM and Taking Measurements
.....................................................................
3.1
Measurement Examples
..........................................................................................
List of Figures
1
Typical Applications Diagram
..............................................................................................
2
RS-485 Half-Duplex EVM Schematic
....................................................................................
3
Bridging DUT_GND with EARTH_GND
..................................................................................
4
Example for Stimulus and Probe Points with JMP4 and JMP14
.....................................................
5
Transceiver Configuration for Normal Operation
.......................................................................
6
RS-485 Half-Duplex EVM Setup for Normal Transceiver Operation
.................................................
7
Configuration for Maximum Loading
......................................................................................
8
RS-485 Half-Duplex EVM Setup for Maximum Loading
...............................................................
9
RS-485 Half-Duplex EVM Configurations: Left as Receiver EVM, Right as Transmitter EVM
...................
10
Top View of RS-485 Half-Duplex EVM
...................................................................................
11
Bottom View of RS-485 Half-Duplex EVM
...............................................................................
1
SLLU173B – October 2012 – Revised June 2013
RS-485 Half-Duplex Evaluation Module
Copyright © 2012–2013, Texas Instruments Incorporated