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BIGTREETECH TMC2209 V1.2 User Manual

BIGTREETECH TMC2209 V1.2
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TMC2209-V1.2 manual Shenzhen Biqu Technology Co., Ltd.
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6、Microstep Setting
7、Drive Current Formula
1、Vref：0.2V – 2.2V
2、Factory default Vref: 1.2V ±0.1V
3、Factory default current：0.9A
4、Potentiometer regulation instructions
Rotate the potentiometer clockwise to reduce the Vref voltage and
the drive current can be reduced.
Rotate the potentiometer clockwise to reduce the Vref voltage and
the drive current can be reduced.
Rotate the potentiometer counterclockwise to increase the Vref

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BIGTREETECH TMC2209 V1.2 Specifications

General IconGeneral
MicrosteppingUp to 1/256
InterfaceUART
Logic Voltage3.3V / 5V
VersionV1.2
FeaturesStealthChop2, SpreadCycle, StallGuard4, CoolStep
ProtectionShort circuit
Dimensions20mm x 15mm

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