TMC2208 SilentStepStick

Pinout

View from the top side. Further infos can be also found in the schematics PDF file.

TMC2208 v1 Pinout

Note: To enable UART communication, the jumper on the driver has to be bridged from the middle to the respective position.

Pin Functions

PinFunction
Power Supply
GNDGround
VMMotor Supply Voltage
VIOLogic Supply Voltage
Motor Outputs
M1AMotor Coil 1
M1BMotor Coil 1
M2AMotor Coil 2
M2BMotor Coil 2
Control Inputs
STEPStep-Signal Input
DIRDirection-Signal Input
ENEnable Motor Outputs (GND=on, VIO=off)
Configuration
MS1Step-Configuration, pd
MS2Step-Configuration, pd
PDN_UARTUART and Auto Power Down Control (GND=on, VIO=off)
DIAGDiagnostics Output (VIO=error)
INDEXIndex Output (one pulse per each four fullsteps)
VREFAnalog Reference Voltage

pd - pin with pull-down resistor

Step-Configuration

CFG2/MS2CFG1/MS1StepsInterpolationMode
GNDGND181256stealthChop
GNDVIO121256stealthChop
VIOGND141256stealthChop
VIOVIO1161256stealthChop

Other modes and options can be set via UART (see TMC220x Configurator).