message: fix TestRegenProtection (again)
diff: @@ -168,6 +168,9 @@ class TestRegenProtection(TestClosedLoopControlBase):
  """
  Tries to brake with a disabled brake resistor.
  This should result in a low level error disabling all power outputs.
  +
  + Note: If this test fails then try to run it at a DC voltage of 24V.
  + Ibus seems to be more noisy/sensitive at lower DC voltages.
  """
  def run_test(self, axis_ctx: ODriveAxisComponent, motor_ctx: MotorComponent, enc_ctx: EncoderComponent, logger: Logger):
  @@ -177,7 +180,7 @@ class TestRegenProtection(TestClosedLoopControlBase):
  max_current = 15.0
  # Accept a bit of noise on Ibus
  - axis_ctx.parent.handle.config.dc_max_negative_current = -0.5
  + axis_ctx.parent.handle.config.dc_max_negative_current = -0.2
  logger.debug(f'Brake control test from {nominal_rps} rounds/s...')
  