TIDA-00485

Non-Isolated RS-485 to Wi-Fi Bridge with 24 VAC Power Reference Design

TIDA-00485

Design files

Overview

TIDA-00485 uses our SimpleLink Wi-Fi CC3200 Internet-on-a-chip wireless MCU module to create a data bridge between an RS-485 network and a Wi-Fi® network. The SN65HVD72 transceiver provides the RS-485 interface with 12 kV of ESD protection and additional protection is provided on board. The design can be powered with AC or DC power up to 30-V RMS or 48-V peak.

A version of this design with an isolated RS-485 interface is available in TIDA-00486.

Features
  • Add Wi-Fi connectivity to an RS-485 network quickly and simply
  • CC3200 application processor provides adaptability to customer communication protocol
  • Wide-input voltage range of 18-V to 30-V AC and 12-V to 48-V DC
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

TIDUA48B.PDF (3897 KB)

Reference design overview and verified performance test data

TIDRFG0.PDF (440 KB)

Detailed overview of design layout for component placement

TIDRFG1.PDF (445 KB)

Detailed overview of design layout for component placement

TIDRFF9.PDF (223 KB)

Complete listing of design components, reference designators, and manufacturers/part numbers

TIDRFG3.ZIP (1043 KB)

Files used for 3D models or 2D drawings of IC components

TIDCAI2.ZIP (1387 KB)

Design file that contains information on physical board layer of design PCB

TIDRFG2.PDF (2185 KB)

PCB layer plot file used for generating PCB design layout

TIDRFF8.PDF (678 KB)

Detailed schematic diagram for design layout and components

Products

Includes TI products in the design and potential alternatives.

Wi-Fi products

CC3200MODSimpleLink™ 32-bit Arm Cortex-M4 Wi-Fi® and Internet-of-Things wireless module

Data sheet: PDF | HTML
RS-485 & RS-422 transceivers

SN65HVD753.3-V half-duplex RS-485 transceiver with IEC ESD, 20 Mbps

Data sheet: PDF | HTML
AC/DC & DC/DC converters (integrated FET)

LM5160LM5160 wide input 65V, 2A synchronous buck/Fly-Buck™ converter

Data sheet: PDF | HTML
Wi-Fi products

CC3100SimpleLink™ 32-bit Arm Cortex-M3 Wi-Fi® wireless network processor

Data sheet: PDF | HTML
Wi-Fi products

CC3200SimpleLink™ 32-bit Arm Cortex-M4 Wi-Fi® wireless MCU with 2 TLS/SSL and 256kB RAM

Data sheet: PDF | HTML
RS-485 & RS-422 transceivers

SN65HVD783.3 V Half-Duplex RS-485, with IEC ESD, 50 Mbps

Data sheet: PDF | HTML
Wi-Fi products

CC3100MODSimpleLink™ Wi-Fi CERTIFIED™ network processor module for Internet-of-Things with 2 TLS/SSL

Data sheet: PDF | HTML
AC/DC & DC/DC converters (integrated FET)

LM5160ALM5160A Wide Input 65V, 2A Synchronous Buck / Fly-Buck™ Converter

Data sheet: PDF | HTML
RS-485 & RS-422 transceivers

SN65HVD723.3-V half-duplex RS-485 with IEC ESD, 250 kbps

Data sheet: PDF | HTML

Start development

Software

Firmware

TIDCAO8 — TIDA-00485 and TIDA-00486 Firmware

Supported products & hardware

Supported products & hardware

Hardware development
Reference design
TIDA-00485 Non-Isolated RS-485 to Wi-Fi Bridge with 24 VAC Power Reference Design TIDA-00486 Isolated RS-485 to Wi-Fi Bridge with 24 VAC Power Reference Design
Download options

TIDCAO8 TIDA-00485 and TIDA-00486 Firmware

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Latest version
Version: 01.00.00.00
Release date: Jul 26, 2015
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Hardware development
Reference design
TIDA-00485 Non-Isolated RS-485 to Wi-Fi Bridge with 24 VAC Power Reference Design TIDA-00486 Isolated RS-485 to Wi-Fi Bridge with 24 VAC Power Reference Design

Release Information

The design resource accessed as www.ti.com/lit/zip/tidcao8 or www.ti.com/lit/xx/tidcao8/tidcao8.zip has been migrated to a new user experience at www.ti.com/tool/download/TIDCAO8. Please update any bookmarks accordingly.

Technical documentation

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Type Title Date
* Design guide Non-Isolated RS-485 to Wi-Fi Bridge With 24-V AC Power Design Guide (Rev. B) Feb 10, 2016
Technical article Add connectivity to existing hardware with our UART to Wi-Fi bridge PDF | HTML Sep 8, 2015

Related design resources

Reference designs

REFERENCE DESIGN
TIDA-00375 UART to Wi-Fi Bridge with 24 VAC Power Reference Design TIDA-00380 CAN to Wi-Fi Gateway Reference Design TIDA-00486 Isolated RS-485 to Wi-Fi Bridge with 24 VAC Power Reference Design

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