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MR-Servo Board

Product Code: MR-SERVO


Special Price Excl. VAT: £14.20 Incl. VAT: £17.04

You will earn 14 Robo Points for buying this product

MR-Servo Board is a small pre-assembled R/C (Radio Control) servo controller, which has 16 R/C servo connectable I/O pins.

The MR-Servo Board can control up to 8 R/C servos at the same time.

The MR-Servo Board uses an AT90S4433 (Atmel AVR series) CPU chip as a microcontroller.

The AT90S4433 has a 4K bytes In-System Programmable Flash memory, 128 bytes SRAM, 256 bytes EEPROM and many other peripherals.

The user can download a program to the board without a ROM Writer using the ISP function. A free C-compiler (Microrobot AVR GCC) is provided.



  • AT90S4433 (Atmel AVR series, 8 MHz (8 MIPS)) 4 Kbyte ISP flash, 128 bytes SRAM, 256 bytes EEPROM, two Timers, 6ch ADC, UART, PWM, WDT with Internal RC Oscillator and more
  • Pre-assembled board
  • 16 R/C servos connectable at the same time
  • ISP port
  • ISP download indicating LED, Power indicating LED
  • A Push Switch, LED Piezo buzzer for general use
  • 20 I/O port pins
  • Reset button
  • Free Windows C compiler(Microrobot AVR GCC)
  • C Source Code Examples
  • ISP downloader (Optional)


Size: 26 x 51 x 19(H) mm
Package: 40 pin DIP (900mil)
CPU: AT90S4433(44 pin TQFP)
CLOCK: 8 MHz(8 MIPS Throughput)
Key: Key reset key
LED: ISP Down load indicating LED
PORT: PA0~7, PB0~7, PC0~7, PD0~7, PE0~2, /RESET, VCC, GND 10 Pin ISP Port
POWER: DC 4.0~5.5V

Product Attachments

View FilePonyProg version 206C    Size: (621.01 KB)
View FileHow to use PonyProg with MicroRobot AVR Products    Size: (295.94 KB)
View FileMR AVR Source Code    Size: (5.71 KB)
View FileMicroRobot AVR GCC Compiler    Size: (16.73 MB)
View FileMicroRobot AVR GCC User Guide    Size: (16.73 MB)
View FileMR-SERVO4433 User Manual    Size: (259.43 KB)
View FileAT90S/L4433 Datasheet Summary    Size: (149.32 KB)
View FileAT90S/L4433 Datasheet Complete    Size: (1.39 MB)

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Whenever possible, items which are in stock are dispatched the same day, or the next working day.

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MR-Servo Board
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