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Allow for transformed PWMOut-based error #67

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Merged
merged 4 commits into from
Jan 10, 2023
Merged

Allow for transformed PWMOut-based error #67

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4a50113
Allow for transformed PWMOut-based error
tekktrik Jan 6, 2023
44bdcf4
Use ValueError instead of RuntimeError
tekktrik Jan 6, 2023
4701a64
Fix logic for checking PWMOut
tekktrik Jan 9, 2023
bdf122d
Reformatted per pre-commit
tekktrik Jan 9, 2023
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11 changes: 9 additions & 2 deletions adafruit_motor/stepper.py
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Original file line number Diff line number Diff line change
Expand Up @@ -113,8 +113,15 @@ def __init__(
# set a safe pwm freq for each output
self._coil = (ain2, bin1, ain1, bin2)
for i in range(4):
if self._coil[i].frequency < 1500:
self._coil[i].frequency = 2000
if (
self._coil[i].frequency < 1500
and not self._coil[i].variable_frequency
):
raise ValueError(
"PWMOut outputs must either be set to at least "
"1500 Hz or allow variable frequency."
)
self._coil[i].frequency = 2000
if microsteps < 2:
raise ValueError("Microsteps must be at least 2")
if microsteps % 2 == 1:
Expand Down