Stepper Motor Driver Design

Execution stopped due to insufficient credits.

5:00

Started: cleaning net names and documenting mapping.

Applied changes.

0:01

Updated project description and checked layout state

1:13

Read layout.
Started: configuring layout holes and keepouts.
Read schematic.
Read layout.

Updated project description

0:01

Updated to: "5V barrel-powered stepper motor controller board using a TMC2300 driver, a 4-wire JST-PH motor connector, and mechanical motor mounting with two 2 mm holes spaced 20 mm apart plus a centered 8 mm shaft hole."

inspected schematic and layout state

1:19

Accessing knowledge.
Started: repairing schematic power and control details.
Reading schematic for C4, U1, R1.
Read layout.

flux

I corrected the driver default logic so only the logic supply node stays pulled up, and I added the missing local 10 uF motor-supply decoupler. I also added the required motor mounting/shaft holes so the layout matches the mechanical brief.
Diagram



  
    
  
  
    
  


















Barrel Jack node_5V
5V Rail
TMC2300
100uF Bulk
10uF Local
JST PH 4 Pin Motor
2mm Mount Hole
2mm Mount Hole
8mm Shaft Hole
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U1 MODE - R1 P1
U1 1.8VOUT - C2 P1
U1 MODE - R1 P1
J1 VCC - C1 P1
J1 VCC - C1 P1
J1 VCC - C1 P1
U1 BRB - R3 P1
U1 1.8VOUT - C2 P1
U1 OA2 - J2 2
R1 P1 - U1 VIO/NSTDBY
J1 VCC - C1 P1
U1 VCP - C3 P1
U1 BRA - R2 P1
U1 OA1 - J2 1
R1 P1 - U1 VIO/NSTDBY
U1 OA2 - J2 2
U1 BRA - R2 P1
R1 P1 - U1 VIO/NSTDBY
U1 VCP - C3 P1
U1 OB1 - J2 3
U1 OB2 - J2 4
U1 OA1 - J2 1
U1 OB2 - J2 4
U1 BRB - R3 P1
J1 VCC - C1 P1
J1 VCC - C1 P1
U1 OB1 - J2 3
J1 GND - C1 P2
J1 GND - C1 P2
R1 P2 - U1 GND
J1 GND - C1 P2
GND
J1 GND - C1 P2
J1 GND - C1 P2
GND
R1 P2 - U1 GND
U1 EP - U1 MS1_AD0
U1 EP - U1 MS1_AD0
J1 GND - C1 P2
U1
R2
Resistance
220mΩ
C3
Capacitance
100nF
J2
C2
Capacitance
100nF
J1
C1
Capacitance
100uF
R1
Resistance
10kΩ
R3
Resistance
220mΩ

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Motor Project

Motor Project thumbnail
5V barrel-powered stepper motor controller board using a TMC2300 driver, a 4-wire JST-PH motor connector, and mechanical motor mounting with two 2 mm holes spaced 20 mm apart plus a centered 8 mm shaft hole.

Properties

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