copper280z fef9087a00 fix opamp instance
fix voltage scale in utils.cpp
fix switch case for pins in _readADCVoltageInline

added commented out lines for my motor config, changed PID values, added global monitor variables near loop
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Lemon Pepper Stepper Driver

Small, all in one hybrid stepper + BLDC driver, designed to mount to the back of NEMA 14/17 size stepper motors. The board supports up to 48V @ 1.5A with a choice of either step-dir, CAN bus, I2C, or USB inputs. The boards can easily be assembled by JLC and the design has been cost-optimized, coming in at about $20 per board fully assembled (minus connectors, which need to be modified to sit flat on motor back).

Due to the high pole pair count of stepper motors, a high resolution (21 bit) magnetic encoder is used, supporting both SPI and hardware ABI position encoding. Despite the rather high theoretical performance of this board I think you would need some serious cooling to actually hit the potential 50-70W specs of the parts. Photo of PCB PCB on motor

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Readme 60 MiB
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