Driver
About the Driver PCB
Driver is an open source PCB design by m24h, published on GitHub. It is a 2-layer board measuring 136 × 52 mm, with 113 components from 59 distinct parts.
Other key parts include the 74HC595, AP1117-33, XL2001, MCP23017_SS and 74HC273. By type, the board carries 31 connectors, 25 capacitors, 20 resistors, 15 ICs, 7 transistors and 7 diodes.
It belongs with the robotics & motion and audio designs in this gallery.
From the project
A 3D printer/CNC controller using ESP32 with its DMA/FIFO bufferd I2S port
A 3D printer or CNC controller using ESP32 module Using DMA/FIFO buffered I2S port to output step pulses
Main components on the Driver
Driver bill of materials (BOM)
113 components, 59 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 74HC595 | SOP-16_4.55x10.3mm_P1.27mm | U1, U4 |
| 1 | AP1117-33 | SOT-223-3_TabPin2 | U2 |
| 1 | XL2001 | SOP-8_5.28x5.23mm_P1.27mm | U3 |
| 1 | MCP23017_SS | SSOP-28_5.3x10.2mm_P0.65mm | U5 |
| 1 | 74HC273 | SOIC-20W_7.5x12.8mm_P1.27mm | U6 |
| 5 | A4988 | Pololu_Breakout-16_15.2x20.3mm | U7, U8, U9, U10, U11 |
| 4 | TLP521 | DIP-4_W7.62mm | U12, U13, U14, U15 |
| 4 | 75N75 | TO-220-3_Vertical | Q1, Q2, Q6, Q7 |
| 3 | 50N06 | TO-220-3_Vertical | Q3, Q4, Q5 |
| 1 | FPC16 | Molex_200528-0160_1x16-1MP_P1.00mm_Horizontal | J1 |
| 1 | POWER | TerminalBlock_bornier-2_P5.08mm | J2 |
| 1 | D/A | PinHeader_1x03_P2.54mm_Vertical | J3 |
| 1 | TEMP1 | PinHeader_1x02_P2.54mm_Vertical | J4 |
| 1 | BEDTEMP | PinHeader_1x02_P2.54mm_Vertical | J5 |
| 1 | BED | TerminalBlock_bornier-2_P5.08mm | J6 |
| 1 | STEPPER5 | PinHeader_1x04_P2.54mm_Vertical | J7 |
| 1 | VDRV | TerminalBlock_bornier-2_P5.08mm | J8 |
| 1 | FAN | TerminalBlock_bornier-2_P5.08mm | J9 |
| 1 | STEPPER0 | PinHeader_1x04_P2.54mm_Vertical | J10 |
| 1 | STEPPER7 | PinHeader_1x04_P2.54mm_Vertical | J11 |
Show 39 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | STEPPER6 | PinHeader_1x04_P2.54mm_Vertical | J12 |
| 1 | TEMP2 | PinHeader_1x02_P2.54mm_Vertical | J13 |
| 1 | I2C | PinHeader_1x04_P2.54mm_Vertical | J14 |
| 1 | HEAT1 | TerminalBlock_bornier-2_P5.08mm | J15 |
| 1 | TOOLSET | PinHeader_1x03_P2.54mm_Vertical | J16 |
| 1 | HEAT2 | TerminalBlock_bornier-2_P5.08mm | J17 |
| 1 | STEPPER1 | PinHeader_1x04_P2.54mm_Vertical | J18 |
| 1 | STEPPER3 | PinHeader_1x04_P2.54mm_Vertical | J19 |
| 1 | AUX0 | PinHeader_1x03_P2.54mm_Vertical | J20 |
| 1 | XMIN | PinHeader_1x03_P2.54mm_Vertical | J21 |
| 1 | XMAX | PinHeader_1x03_P2.54mm_Vertical | J22 |
| 1 | AUX1 | PinHeader_1x03_P2.54mm_Vertical | J23 |
| 1 | YMIN | PinHeader_1x03_P2.54mm_Vertical | J24 |
| 1 | YMAX | PinHeader_1x03_P2.54mm_Vertical | J25 |
| 1 | AUX2 | PinHeader_1x03_P2.54mm_Vertical | J26 |
| 1 | STEPPER2 | PinHeader_1x04_P2.54mm_Vertical | J27 |
| 1 | STEPPER4 | PinHeader_1x04_P2.54mm_Vertical | J28 |
| 1 | ZMIN | PinHeader_1x03_P2.54mm_Vertical | J29 |
| 1 | ZMAX | PinHeader_1x03_P2.54mm_Vertical | J30 |
| 1 | AUX3 | PinHeader_1x03_P2.54mm_Vertical | J31 |
| 1 | 15A/30R300 | Fuse_Bourns_MF-RG300 | F1 |
| 1 | 30A/30R600 | Fuse_Bourns_MF-RG500 | F2 |
| 5 | SW_DIP_x03 | DIP-6_W7.62mm | SW1, SW2, SW3, SW4, SW5 |
| 3 | SS36 | D_SMA_Handsoldering | D1, D2, D3 |
| 4 | 12V | D_DO-41_SOD81_P2.54mm_Vertical_KathodeUp | D4, D5, D6, D7 |
| 1 | 47/3A | L_Toroid_Horizontal_D7.8mm_P13.00mm_Diameter9-5mm_Amidon-T30 | L1 |
| 3 | 1 | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C1, C5, C11 |
| 1 | 47/35V | CP_Radial_D6.3mm_P2.50mm | C2 |
| 9 | 0.1 | C_0603_1608Metric_Pad1.05x0.95mm_HandSolder | C3, C7, C8, C12, C21, C22, C23, C24 +1 |
| 1 | 1/35V | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C4 |
| 4 | 10 | C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C6, C13, C14, C15 |
| 1 | 220p | C_0603_1608Metric_Pad1.05x0.95mm_HandSolder | C9 |
| 1 | 100/10V | CP_Radial_D6.3mm_P2.50mm | C10 |
| 5 | 100/35V | CP_Radial_D6.3mm_P2.50mm | C16, C17, C18, C19, C20 |
| 4 | 10k | R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R1, R2, R5, R9 |
| 4 | 470 | R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R3, R7, R10, R12 |
| 4 | 47k | R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R4, R8, R11, R13 |
| 1 | 68k | R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R6 |
| 7 | 15 | R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R14, R15, R16, R17, R18, R19, R20 |
Driver design files
The KiCad project lives in the m24h/espcnc repository on GitHub; these links point at the commit this page was built from.
Driver: common questions
How big is the Driver PCB?
The Driver measures 136 × 52 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Driver?
113 components, from 59 distinct parts. The full bill of materials is listed on this page.
Where can I download the Driver design files?
From the m24h/espcnc repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Driver design in my own project?
The repository has no license, so all rights stay with m24h. Use it as a reference, and ask the author before reusing the design.
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