
Mini robot car
bharathimurugesan-hue/mini-robot-car-pcb
Mini robot car PCB design developed using KiCad.

A rover built on the ESP32 chip coded with the ESPIDF framework. Can be controlled remotely and has an omniwheel setup to move in all directions without rotating.
Rover is an open-source printed circuit board by devbyesh, from the devbyesh/rover repository on GitHub. It is a 2-layer board of 60.2 × 91.9 mm with 45 parts on 75 nets, routed with 365 tracks and 62 vias.
It is built around the ESP32-S3-WROOM-1-N4, DRV8832DGQR and SKQGAFE010. Its parts include 15 resistors, 13 capacitors, 8 ICs, 5 connectors and 2 switches. It belongs with the robots and motor control boards and the ESP32 boards of this library.
A rover built on the ESP32 chip coded with the ESPIDF framework. Can be controlled remotely and has an omniwheel setup to move in all directions without rotating. There is a gyroscope to further prevent unwanted rotation.
There is also a v2 underway. I have only figured out the electronics and havent had time to fabricate it yet.
| Qty | Value | Footprint | References |
|---|---|---|---|
| 5 | 10uF | Library:CAPC3216X140N | C1, C2, C3, C5, C11 |
| 5 | 22uF | Library:CAPC3216X140N | C6, C7, C10, C12, C13 |
| 4 | 10kOhms | Library:RESC3116X65N | R7, R8, R9, R19 |
| 3 | 2.87kOhms | Library:RESC3116X65N | R1, R2, R3 |
| 3 | 400mOhms | Library:RESC3116X65N | R4, R5, R6 |
| 3 | DRV8832DGQR | Library:IC_XTR111AIDGQR | U1, U2, U3 |
| 3 | ~ | Library:twopad | P2, P3, P4 |
| 2 | .1uF | Library:CAPC3216X140N | C4, C9 |
| 2 | 1uH | LQM31PN1R0M00L:INDC3216X95N | L1, L2 |
| 2 | SKQGAFE010 | SKQGAFE010:SW_SKQGAFE010 | S1, S2 |
| 2 | TPS61023DRLT | TPS61023DRLT:SOT50P160X60-6N | U6, U8 |
| 2 | ~ | Library:gyro | U4, U5 |
| 1 | 0Ohms | Library:RESC3116X65N | R18 |
| 1 | 100kOhms | Library:RESC3116X65N | R17 |
| 1 | 1050170001 | 1050170001:MOLEX_1050170001 | J1 |
| 1 | 150kOhms | Library:RESC3116X65N | R21 |
| 1 | 1uF | Library:CAPC3216X140N | C8 |
| 1 | 680kOhms | Library:RESC3116X65N | R20 |
| 1 | 732kOhms | Library:RESC3116X65N | R11 |
| 1 | ESP32-S3-WROOM-1-N4 | ESP32-S3-WROOM-1-N4:XCVR_ESP32-S3-WROOM-1-N4 | U7 |
| 1 | ~ | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | P1 |
It measures 60.2 × 91.9 mm and has 2 copper layers, 1.6 mm thick.
45 parts, built around the ESP32-S3-WROOM-1-N4, DRV8832DGQR and SKQGAFE010. 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.
From the devbyesh/rover repository on GitHub, at the commit this page was made from: the board is rover_elec/rover.kicad_pcb and its schematic rover_elec/rover.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask devbyesh before reusing the design.

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