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Description
copy of howard project : https://easyeda.com/hdutton/OnStepMaxPCB-38b1d02b4071474997e19d99033d3f9e
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 5V Reg | 5V | OKI78SR5/1.5W36C | 1 |
| 2 | 12V Reg | 12V | TO-220 | 1 |
| 3 | MOLEX KK 1X3 | AUX3,AUX4,PEC | MOLEX KK 1X3 | 3 |
| 4 | 100uF | C1,C2 | CAP-D8.0XF3.5 | 2 |
| 5 | 0.1UF-50V-10% | C3,C6,C7,C9,C10,C11,C12 | CAP-PTH-SMALL-KIT | 7 |
| 6 | 47uF | C4,C5 | CAP-D5.0XF2.0 | 2 |
| 7 | 0.33UF-50V-10% | C8 | CAP-PTH-SMALL-KIT | 1 |
| 8 | Alim_LED | D1 | LED-5MM | 1 |
| 9 | RED5mm | D2,D3 | LED-5MM | 2 |
| 10 | 1N4001 | D4 | DO-35 | 1 |
| 11 | D Schottky | D5 | DIODE_TO-220_VERTICAL | 1 |
| 12 | 1N4001 | D6 | DIODE-1N4001 | 1 |
| 13 | d+d-_header | D+_D- | HDR1X2 | 1 |
| 14 | TMC2130_stepstick | DEC,RA | TMC2130 STEPSTICK | 2 |
| 15 | MOLEX KK 1X2 | FAN,LIMIT,FUSE,SWITCH | MOLEX KK 1X2 | 4 |
| 16 | MOLEX KK 1X5 | I2C,UART4,WEMOS | MOLEX KK 1X5 | 3 |
| 17 | MOLEX KK 1X4 | J3,J4 | MOLEX KK 1X4 | 2 |
| 18 | 1x2 Header | J7 | HDR1X2 | 1 |
| 19 | 1x3 Header | J20,J_VCAPTEUR | HDR1X3 | 2 |
| 20 | 1x1 Header | JP1 | 1X1 HEADER | 1 |
| 21 | DC005-2.5MM | P1 | DC005-2.5MM | 1 |
| 22 | 4.7k | R1 | AXIAL-0.3 | 1 |
| 23 | 3.3k | R2,R3 | AXIAL-0.3 | 2 |
| 24 | 2k | R4 | AXIAL-0.3 | 1 |
| 25 | 180 | R6 | AXIAL-0.3 | 1 |
| 26 | RJ12 | RJ3 | 6P6C | 1 |
| 27 | SPEAKER | SP1 | 12MM SPEAKER | 1 |
| 28 | Bused Resistor Network 5pin | ST4_NET | RESISTOR NETWORK (4) | 1 |
| 29 | TEENSY_3.5_3.6_BASIC_n3 | U8 | TEENSY_3.53.6_BASIC_ONSTEP | 1 |
| 30 | USB B Female | USB1 | USB-M-49 | 1 |
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