Remote Controller of Air Conditioner using Low Power Microcontroller
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This design demonstrates an ultra-low power general purpose infrared remote controller solution. An FRAM-based MCU MSP430FR4133 is used which supports all the necessary features like real time clock, button scan, infrared code sending, LED backlight and LCD display.

  • Ultra-low power system with long battery life : as low to 3uA standby current with LCD and RTC On
  • Low cost design using highly integrated ultra-low power FRAM MCU for minimum external components
  • Full functional demonstration including battery detection, key-scan, RTC, infrared signal transmitting for remote controller
  • SW optimized for real remote controller of air conditioner application
  • Easy for evaluation, ready to use

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Schematic/Block Diagram

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Design Guide

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Source Files

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TI Devices (1)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
MSP430FR4133  16 MHz Ultra-Low-Power Microcontroller with 16 KB FRAM, 2 KB SRAM, 60 IO, 10-bit ADC, LCD, IR Logic  Microcontrollers (MCU)  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
MSP430FR4133 Download Download
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Technical Documents

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User guides (1)
Title Type Size (KB) Date
PDF 2034 03 Oct 2014
Design files (3)
Title Type Size (KB) Date
ZIP 45 03 Oct 2014
PDF 246 03 Oct 2014
PDF 338 03 Oct 2014
Related Tools & Software

Design Kits & Evaluation Modules  ( 1 )

Name Part Number Tool Type
MSP430FR4133 LaunchPad Development Kit  MSP-EXP430FR4133  Evaluation Modules & Boards 

Development Tools (1)

Name Part Number Tool Type
EnergyTrace Technology  ENERGYTRACE  SW Development Tools, IDEs, Compilers 

Software (1)

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