Pioreactor/hardware

Issues

• heterogeneous LED outputs and PD inputs

  #5 opened 6 months ago by CamDavidsonPilon
  0

• Is there any significant differences between PWM outputs?

  #35 opened 6 months ago by CamDavidsonPilon
  0

• why did the IR led blow up?

  #39 opened 6 months ago by CamDavidsonPilon
  0

• Agitation fan overheating for high viscosity medium?

  #45 opened a year ago by VitorFrost
  1

• +- (or some polarity / power figure) on the bottom silkscreen below the PWM connectors

  #47 opened a year ago by CamDavidsonPilon
  0

• Hardware Compliance

  #43 opened a year ago by CamDavidsonPilon
  0

• v0.2 issues

  #44 opened a year ago by CamDavidsonPilon
  0

• Populate stemma qt power connection

  #40 opened a year ago by CamDavidsonPilon
  1

• Move PD connectors back into board a smidge

  #41 opened a year ago by CamDavidsonPilon
  0

• Blue and white LEDs emitting some light even when driver is set to 0

  #37 opened a year ago by CamDavidsonPilon
  2

• IR light reflected back

  #34 opened a year ago by CamDavidsonPilon
  1

• Light Baffles

  #32 opened a year ago by CamDavidsonPilon
  1

• Test IR absorbance of the matte black PLA we are using

  #33 opened a year ago by CamDavidsonPilon
  0

• Why does our ADS1115 have two i2c addresses in i2c-detect?

  #27 opened a year ago by CamDavidsonPilon
  0

• use ads1015

  #25 opened a year ago by CamDavidsonPilon
  9

• Pinout diagram of HAT

  #20 opened a year ago by CamDavidsonPilon
  4

• PCB Artwork on the bottom of the HAT

  #22 opened a year ago by CamDavidsonPilon
  1

• support UV -> IR leds

  #19 opened a year ago by CamDavidsonPilon
  0

• LED driver has reference voltage on 3.3v rail

  #15 opened a year ago by CamDavidsonPilon
  2

• External power supply has correct diodes

  #16 opened a year ago by CamDavidsonPilon
  0

• Fritzing part for Pioreactor HAT

  #10 opened a year ago by CamDavidsonPilon
  0

• fiducials?

  #36 opened a year ago by CamDavidsonPilon
  2

• 3 LED outputs instead of 4

  #46 opened 2 years ago by CamDavidsonPilon
  0

• short track to detect when the heater pdb has moisture on it (from overflow)

  #38 opened 2 years ago by CamDavidsonPilon
  1

• test out the idea of using a PD to measure direct LED intensity

  #30 opened 2 years ago by CamDavidsonPilon
  0

• Lower resistors on the heating PCB

  #42 opened 2 years ago by CamDavidsonPilon
  1

• Feedback resistor values

  #17 opened 2 years ago by CamDavidsonPilon
  2

• What to do with the last ADC input?

  #26 opened 3 years ago by CamDavidsonPilon
  1

• printed caps need to be less light permeable.

  #31 opened 3 years ago by CamDavidsonPilon
  0

• Conform to RaspberryPi hat specifications

  #1 opened 3 years ago by CamDavidsonPilon
  0

• How to write to EEPROM

  #11 opened 3 years ago by CamDavidsonPilon
  2

• Move button/led off GPIO 23 and 24

  #29 opened 3 years ago by CamDavidsonPilon
  0

• Adding mux to set TIA feedback resistor

  #24 opened 3 years ago by CamDavidsonPilon
  0

• Move PWM off GPIO6

  #12 opened 3 years ago by CamDavidsonPilon
  0

• Print what the button does on the PCB

  #9 opened 3 years ago by CamDavidsonPilon
  0

• PD "oscillates" when near 0 signal

  #7 opened 3 years ago by CamDavidsonPilon
  5

• Caps around the PWM channels to control voltage spikes

  #14 opened 3 years ago by CamDavidsonPilon
  0

• set LDAC to 0 in LED driver

  #21 opened 3 years ago by CamDavidsonPilon
  0

• How do we integrate with other hardware?

  #23 opened 3 years ago by CamDavidsonPilon
  1

• 1-based indexing on silkscreen

  #28 opened 3 years ago by CamDavidsonPilon
  0

• Hardware PWM

  #13 opened 3 years ago by CamDavidsonPilon
  1

• Connector for heating PCB needs to be able to fit in bottom hole

  #18 opened 3 years ago by CamDavidsonPilon
  0

• Investigate the possible "fall" in LED output after 30 seconds

  #6 opened 3 years ago by CamDavidsonPilon
  3

• Remove two photodiodes; expand existing PD to have 2 jumper caps that connect to different Rf

  #8 opened 3 years ago by CamDavidsonPilon
  0

• Labelling on PCB

  #4 opened 3 years ago by CamDavidsonPilon
  0

• add cap between btn and ground to fix bounceback

  #2 opened 3 years ago by CamDavidsonPilon
  0

• PWM 2 appears to be floating (with no active PWM from the GPIO)

  #3 opened 3 years ago by CamDavidsonPilon
  0