2023.05.1

What's Changed

• support for relative predefined targets
• increased PWM frequency
• updated MATLAB class
• minor bugfixes and formatting

Full Changelog: 2022.06.1...2023.04.1

2023.04.1

What's Changed

• PCB revision 1.5.4 by @sanworks in #5
• major clean-up of code base
• additional chopper mode ("Classic Constant Off Time Chopper")
• control of hold-current
• function signatures for MATLAB class
• various bugfixes

Full Changelog: 2022.06.1...2023.04.1

2022.06.1

What's Changed

• Move to platform.io
• ArCOM v2
• PCB revision 1.5
• Support for hardware quadrature decoder
• Jlink debugging

Full Changelog: 2022.03.2...2022.06.1

2022.03.02

What's Changed

• Fixed bug in handling of position
• Streaming mode is now more robust with regards to cross-talk on the serial interface

Full Changelog: 2022.03.1...2022.03.2

2022.03.1

What's Changed

• Hardware revision 1.4 adding
  • hardware SPI communication (for TMC2130 and TMC5160 drivers)
  • powering of Teensy through barrel jack (enabling use independent of PC or Bpod)
  • detection of external motor supply voltage (VM)
  • switchable logic voltage (VIO) for driver IC
  • support for DIAG pins (TMC2100, TMC2130 and TMC5160)
• SPI communication with TMC2130 and TMC5160 using TMCStepper library, enabling
  • setting of motor current
  • support for different chopper modes
  • detection of fault conditions (under-voltage, over-temperature, short-detection, etc ...)
  • preliminary (incomplete!) support for TMC5160's "Motion Controller Mode"
• fully configurable IO ports
  • floating / pull-up / pull-down
  • assignment of various functions (see README)
• predefined absolute targets with individual velocity and acceleration
• extremely high pulse-rates thanks to luni64's amazing TeensyStep library
• MATLAB live-view for observing velocity, acceleration and motor load
• checksummed storage of configuration across reboots (EEPROM)
• tracking of last-known position across reboots (using SD-card)
• optional support for serial debugging
• ...

Full Changelog: 2021.04.1...2022.03.1

2021.04.1

What's Changed

• hardware revision 1.2 with more IO ports
• MATLAB control class
• interrupts for limit switches
• firmware supports absolute positioning
• cleanup and bug-fixes

Full Changelog: 2020.10.1...2021.04.1

2020.10.1

The first pre-release of Bpod_stepper as announced on the SanWorks forums.