ADNK-3533-TN24

ADNK-3533-TN24 Datasheet


ADNK-3533-TN24 Optical Mouse Product Overview

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ADNK-3533-TN24 Optical Mouse Product Overview

Product Overview

Introduction

This design guide describes the design of a low power consumption optical mouse using the new Avago Technologies ADNB-3532 low power small form factor optical mouse sensor, Texas Instruments MSP430F1222 microcontroller and Nordic Semiconductor nRF2402 2.4GHz RF transmitter. The receiver dongle is implemented with a Nordic Semiconductor nRF2401A 2.4GHz RF transceiver in conjunction with a Cypress CY7C63231A enCoRe USB controller. This reference design kit provides a power efficient and feature-rich solution in one small and slim package.

The design guide discusses the reference design hardware and firmware implementation. The document starts with the basic operations of a computer mouse peripheral followed by an introduction to the Avago ADNS-3530 low power optical mouse sensor, the Nordic Semiconductor nRF2402 transmitter and nRF2401A transceiver, Texas Instruments MSP430F1222 microcontroller. The software section of this application note describes the architecture of the firmware required to implement the mouse and the USB dongle functions. Included in Appendix A is the schematic for this reference design mouse and USB dongle.

The ADNK-3533-TN24 low power slim optical mouse utilizes the ADNB-3532 low power Light Emmiting Diode LED slim mouse sensor bundle. The LED mouse bundle is a small form factor SFF LED illuminated navigation system. The bundle consists of an integrated chip-onboard COB LED mouse sensor ADNS-3530 and a SFF lens ADNS-3150-001.

The ADNS-3530 is a low- power optical navigation sensor. It has a new, low-power architecture and automatic power management modes, making it ideal for batteryand power-sensitive applications such as cordless input devices.

The ADNS-3530 is capable of high-speed motion detection up to 20ips and 8G. In addition, it has an onchip oscillator and integrated LED to minimize external components.

The ADNS-3530 along with the ADNS-3150-001 lens form a complete and compact mouse tracking system. There are no moving parts which means high reliability and less maintenance for the end user. In addition, precision optical alignment is not required, facilitating high volume assembly.

The bundle sensor is programmed via registers through a four-wire serial port. It is packaged in a 16 I/O surface mountable package.

Introduction to ADNS-3530 Optical Mouse Sensor

The ADNS-3530 is based on Optical Navigation Technology, which measures changes in position by optically acquiring sequential surface images frames and mathematically determining the direction and magnitude of movement.

The ADNS-3530 contains an Image Acquisition System IAS , a Digital Signal Processor DSP , and a four wire serial port.

The IAS acquires microscopic surface images via the lens and illumination system. These images are processed by the DSP to determine the direction and distance of motion. The DSP calculates the and relative displacement values.

An external microcontroller reads the and information from the sensor serial port. The microcontroller then translates the data into PS2, USB, or RF signals before sending them to the host PC or game console.

To learn more about sensor’s technical information, please visit the Avago web site at

Texas Instrument MSP430F1222 Microcontroller

The Texas Instruments MSP430 family of ultra-low power microcontrollers consists of several devices featuring different sets of peripherals targeted for various applications. The architecture, combined with five low-power modes, is optimized to achieve extended battery life in portable measurement applications. The device features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that attribute to maximum code efficiency. The Digitally Controlled Oscillator DCO allows wakeup from low-power modes to active mode in less than 6 µsec.

The specific device used in this reference design is the MSP430F1222 with 28 pin to accommodate ample amount of I/O. It is an ultra-low power mixed-signal microcontrollers with a built-in 16-bit timer, 10-bit A/D converter with integrated reference and Data Transfer Controller DTC , and 14 20 pin package or 22 28 pin package general purpose I/O pins. The MSP430x12x2 series microcontrollers have built-in communication capability using asynchronous UART and synchronous SPI protocols. The architecture, combined with five low power modes is optimized to achieve extended battery life on wireless application.
• Low Supply Voltage Range V to V
• Ultra Low-Power Consumption:
− Active Mode 200 µA at 1 MHz, V − Standby Mode µA − Off Mode RAM Retention µA
• Five Power Saving Modes
• Wake-Up From Standby Mode in less than 6 µs
• 16-Bit RISC Architecture, 125 ns Instruction Cycle Time
• Basic Clock Module Configurations − Various Internal Resistors − Single External Resistor − 32-kHz Crystal − High Frequency Crystal − Resonator − External Clock Source
• 16-Bit Timer_A With Three Capture/Compare Registers
• 10-Bit, 200-ksps A/D Converter With Internal Reference, Sample-and-Hold, Autoscan, and Data Transfer Controller
• Serial Communication Interface USART0 With Software-Selectable Asynchronous UART or Synchronous SPI
• Serial Onboard Programming, No External Programming Voltage Needed Programmable Code Protection by Security Fuse
• Supply Voltage Brownout Protection
• 4KB + 256B Flash Memory 256B RAM
• Available in 28-Pin Plastic SOWB, 28-Pin Plastic TSSOP, and 32-Pin QFN Packages

For Complete Module Descriptions, See the TI MSP430x1xx Family User’s Guide, Literature Number SLAU049

Nordic Semiconductor nRF2402 2.4GHz Transmitter and nRF2401A 2.4GHz Transceiver

The Nordic nRF2402 and nRF2401A are the low-power, single-chip radio transmitter and transceiver for the world wide - GHz ISM band. The entire transmitter and transceiver including all inductors and filters are integrated in each single chip respectively which gives the lowest cost solution to the end user. All configurations of the nRF2402 transmitter and nRF2401A transceiver are done via a standard serial interface. The nRF devices include the ShockBurst engine which allow for high data rates on air using low data rates between the microcontroller and the nRF device, it will also automatically validate the packets address and CRC, further reducing the microcontrollers processing tasks.

Features for nRF2402 2.4GHz Transmitter
• True single chip GFSK transmitter in a
• small 16-pin package QFN16 4x4
• Adjustable output power up to 0dBm
• Data rate 0 to 1Mbps
• Low Bill of Material
• Multi Channel operation
• 128 channels
• Support frequency hopping
• Channel switching time <200ms.
• Power supply range to V
• CRC computation
• ShockBurst mode for ultra-low power operation
• Low supply current, typical 10mA peak -5dBm
output power
• 100% RF tested

Features for nRF2401A 2.4GHz Transceiver
• True single chip GFSK transceiver in a small 24-pin package QFN24 5x5mm
• Data rate 0 to 1Mbps
• Only 2 external components
• Multi channel operation
• 125 channels
• Channel switching time <200ms.
• Support frequency hopping
• Data slicer / clock recovery of data
• Address and CRC computation
• DuoCeiver for simultaneous dual receiver topology
• ShockBurst mode for ultra-low power operation and
relaxed MCU performance
• Power supply range to V
• Low supply current TX , typical 10.5mA peak -5dBm
output power
• Low supply current RX , typical 18mA peak in receive
mode
• 100 % RF tested
• No need for external SAW filter

Avago Tech ADNS-3532

Optical Mouse Sensor

MISO MOSI SCLK NCS MOTION

Voltage regulator LP2980AIM5

Z-wheel buttons

Left Button

Button signals

Texas Instrument MSP430F1222 Microcontroller
Ordering Information
For ordering information, please contact your local Avago Technologies sales representative. At Avago Technologies call 800 235-0312, visit the website at Sunplus call +886-3-5786005 ext. 3288 or visit the web site at

For product information and a complete list of distributors, please go to our web site:

Avago, Avago Technologies, and the A logo are trademarks of Avago Technologies, Limited in the United States and other countries. Data subject to change. Copyright 2007 Avago Technologies Limited. All rights reserved. AV02-0333EN - June 13, 2007
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Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived ADNK-3533-TN24 Datasheet file may be downloaded here without warranties.

Datasheet ID: ADNK-3533-TN24 519940