2 layers82.6 × 79.5 mm
2 layers99.9 × 60.4 mm
GR StepperIO
GadgetReboot/GR_StepperIO11Dual Stepper module PCB with Arduino Pro Micro, PCF8574, and various sensor/switch IO's
- Size
- 99.9 × 60.4 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 59
- Nets
- 55
- Pads
- 198
- Tracks, vias
- 588, 212
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 13 Apr 2020
- Updated
- 8 May 2020
Overview
GR StepperIO is an open-source printed circuit board by GadgetReboot, from the GadgetReboot/GR_StepperIO repository on GitHub. It is a 2-layer board of 99.9 × 60.4 mm with 59 parts on 55 nets, routed with 588 tracks and 212 vias.
It is built around the PCF8574T. Its parts include 17 capacitors, 12 connectors, 10 resistors, 4 diodes and 2 ICs.
Main components
1README
KiCAD/readme.mdKiCAD design files
Parts
59| Qty | Value | Footprint | References |
|---|---|---|---|
| 14 | 100nF | Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C2, C5, C6, C7, C8, C9, C10, C11, C12, C13, C14, C15, C16, C17 |
| 6 | Conn_01x03 | Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical | J10, J11, J12, J13, J14, J15 |
| 5 | Conn_01x01 | Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical | TP1, TP2, TP3, TP4, TP5 |
| 4 | 1K | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R15, R16, R17, R18 |
| 4 | LED | LED_SMD:LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D2, D3, D4, D5 |
| 3 | Conn_01x04 | Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical | J5, J6, J7 |
| 2 | 0r | Resistor_SMD:R_0402_1005Metric | R1, R3 |
| 2 | 10K | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R9, R10 |
| 2 | 47uF 50V | Capacitor_THT:CP_Radial_Tantal_D6.0mm_P5.00mm | C3, C4 |
| 2 | A4988 Module | Module:Pololu_Breakout-16_15.2x20.3mm | DRV1, DRV2 |
| 2 | Conn_01x12 | Connector_PinHeader_2.54mm:PinHeader_1x12_P2.54mm_Vertical | J1, J2 |
| 2 | DNI | Resistor_SMD:R_0402_1005Metric | R2, R4 |
| 2 | PCF8574 | Package_SO:SOIC-16W_7.5x10.3mm_P1.27mm | U1, U2 |
| 1 | 4.7uF | Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C1 |
| 1 | Conn_01x02 | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J4 |
| 1 | LOGO | _Custom_Footprints:pcb way logo | G*** |
| 1 | Rotary_Encoder_Switch | Rotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mm | SW1 |
The 54 most common of 59 parts.
Questions
How big is the GR StepperIO PCB?
It measures 99.9 × 60.4 mm and has 2 copper layers, 1.6 mm thick.
What parts does the GR StepperIO use?
59 parts, built around the PCF8574T. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the GR StepperIO KiCad files?
From the GadgetReboot/GR_StepperIO repository on GitHub, at the commit this page was made from: the board is KiCAD/GR_Stepper_IO.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the GR StepperIO design in my own project?
Its repository states no licence, so its author keeps all rights: ask GadgetReboot before reusing the design.
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