Microchip ATmega644RFR2 Manual

Microchip Ikke kategoriseret ATmega644RFR2

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SMART ARM-Based Microcontroller
AT13519: ATSAMR21 LED Driver with ZigBee
Light Link – Firmware User Guide
USER GUIDE
Introduction
The Atmel® SAM R21 LED Driver is a reference platform for a Dimmable
Light with a LED Driver implemented in firmware, which can be controlled
wirelessly over ZigBee® using a ZigBee-based remote control device.
This user guide explains the firmware components of the system.
Features
•LED Driver module implemented in firmware (no external driver IC
needed)
•Dimmable Light application as per ZigBee Light Link Specification –
implementation uses the Atmel BitCloud® SDK
•0.5% to 100% dimming using combination of analog and PWM
dimming
•Up to 95% efficiency
•Light control from the AVR477 Touch Remote Control
Atmel-42483A-ATSAMR21-LED-Driver-with-ZigBee-Light-Link_AT13519_User Guide-08/2015
Table of Contents
Introduction......................................................................................................................1
Features.......................................................................................................................... 1
1. Overview....................................................................................................................3
1.1. System Overview..........................................................................................................................3
1.1.1. ATSAMR21-LED-Driver (Dimmable) Light.....................................................................3
1.1.2. Remote Control..............................................................................................................4
2. Dimmable Light – The ATSAMR21-LED-Driver Board.............................................. 5
2.1. Source Code Organization........................................................................................................... 5
2.2. Project Configuration....................................................................................................................7
2.3. Configuration of Parameters.........................................................................................................7
2.4. Memory Footprint......................................................................................................................... 8
2.5. Operating Principles of the LED Driver.........................................................................................8
2.6. ZigBee Functionalities of the Dimmable Light............................................................................ 10
2.6.1. Joining a ZigBee Light Link Network........................................................................... 10
2.6.2. Unique MAC Address Storage ....................................................................................10
2.6.3. Information Sets/Clusters Supported by the Dimmable Light...................................... 10
2.6.4. Application Code Flow................................................................................................. 11
2.6.5. Light Control from the Remote.....................................................................................11
3. Remote Control – The AVR477 Touch Remote Control Board................................13
3.1. Status LED Indications on the AVR477 Remote........................................................................ 14
3.2. Resetting the Light to Factory New State from the AVR477 Remote......................................... 15
3.3. Controlling Multiple Lights from a Single AVR477 Remote Control............................................15
4. Related Documents................................................................................................. 16
5. Revision History.......................................................................................................17
Atmel AT13519: ATSAMR21 LED Driver with ZigBee Light Link – Firmware User Guide
[USER GUIDE]
Atmel-42483A-ATSAMR21-LED-Driver-with-ZigBee-Light-Link_AT13519_User Guide-08/2015
2

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Kategori: Ikke kategoriseret
Model: ATmega644RFR2

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