BBB and BB Dual Micro-stepping Motor Controller Cape

Micro-stepping can cure many problems that have always plagued standard stepping motors for years. Problems like stalling, step oscillations, rough operation, and many unexplainable stepping motor problems.

BBB and BB Dual Micro-stepping Motor Controller Cape

Posted by Angel on 2014-01-29T18:24:57-05:00

  • Intelligent high end stepping motor controller Cape to control two motors
  • Step rate programmable from full step to 32 micro-step
  • DRV8825 stepping motor controller from TI
  • MSP430 micro-processor from TI
  • SPI communication to the Beagle Bone
  • Stand-alone capabilities with full control of stepper motor via RS232
  • Programmable motor current  from 1 to 2.5 amps
  • 12 volts to 45 volt drive voltage capabilities
  • Evaluation firmware available for the Beagle Bone written in C and runs under the Bone’s Linux Operation System
  • Motor control parameters loaded into the embedded MSP430 are Motor current, micro-step mode, step count, starting speed, run speed and acceleration/deceleration control
  • Acceleration and deceleration controller by algorithm in MSP430 micro-processor
  • Motor movement controlled by algorithm in MSP430 micro-processor
  • Size Beagle Bone Cape 3.4 X 2.1 inches
  • Over travel limit detection included
  • Homing algorithm included
  • Firmware in MSP430 programmed with Code Composer
  • MSP430 programmable via JTAG
  • This is not a bit-switch motor stepper, but a full step controller

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