User's Guide

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VDWIFI-RTL

Features

 2.4Ghz - 2.5Ghz Wireless Link:

 UART/SPI interfaces

 Support for both mains-powered and

battery-powered devices

 Operating Voltage: 3.0V to 3.6V typical

 Temperature Range: -40C to +85C

Integrated Networking Stack

 Integrated power management

 Integrated wireless Link

Applications

 Battery Chargers

 Power Supplies

 iOT devices

VDWIFI-RTL User's Guide

Summary of content (5 pages)

PAGE 1
VDWIFI-RTL VDWIFI-RTL User's Guide Features      2.4Ghz - 2.5Ghz Wireless Link: UART/SPI interfaces Support for both mains-powered and battery-powered devices Operating Voltage: 3.0V to 3.
PAGE 2
VDWIFI-RTL Note Warning: Changes or modifications to this device not expressly approved by Viper Design LLC could void the user’s authority to operate the equipment. Class B Device “NOTE: 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.
PAGE 3
VDWIFI-RTL Low Power License-Exempt Device This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device. Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence.
PAGE 4
VDWIFI-RTL SPECIFICATIONS Operational Supply Voltage: Operating Temperature: 3.0V to 3.6 -40C to +85C Radio 2.4GHz: Communication Interface: UART (2 wire: TX, RX) Line interface options: Logic level, RS-232, or RS-485 Data Format: 8 data bits, 1 stop bit, configurable parity bits Baud Rate: Configurable up to 115.2k SPI (4 wire logic level: SS, SCLK, MISO, MOSI) Data Format: 8 data bits Data Rate: Viper Design LLC 85 Cude Lane Madison, TN 37115 Phone: 615-420-6858 Version 0.
PAGE 5
Installation Guidance The final host / module combination may also need to be evaluated against the FCC Part 15B criteria for unintentional radiators in order to be properly authorized for operation as a Part 15 digital device. The user’s manual or instruction manual for an intentional or unintentional radiator shall caution the user that changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.