Control board(2024-10-31 160845)
About the Control board(2024-10-31 160845)
Control board(2024-10-31 160845) is an open source ESP32 PCB design by Freimor, published on GitHub. It is a 4-layer board measuring 90 × 110 mm, with 105 components from 57 distinct parts.
Its main chip is the ESP32-S3-WROOM-1, from the ESP32 family. Other key parts include the ECMF02-2AMX6, PCA9555D, ADS1015IDGS, AMS1117-3.3 and LM339. By type, the board carries 31 resistors, 25 capacitors, 14 diodes, 10 ICs, 10 connectors and 5 LEDs.
Main components on the Control board(2024-10-31 160845)
Control board(2024-10-31 160845) bill of materials (BOM)
105 components, 57 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ECMF02-2AMX6 | ESD_ECMF02-2AMX6 | IC1 |
| 1 | ESP32-S3-WROOM-1 | ESP32-S3-WROOM-1 | U1 |
| 1 | PCA9555D | SSOP-24_5.3x8.2mm_P0.65mm | U2 |
| 1 | ADS1015IDGS | TSSOP-10_3x3mm_P0.5mm | U3 |
| 1 | AMS1117-3.3 | SOT-223-3_TabPin2 | U4 |
| 1 | LM339 | SOIC-14_3.9x8.7mm_P1.27mm | U5 |
| 1 | VL53L0CXV0DH1 | ToF_LaserRange_VL53L0X_NonStandartFootprint | U6 |
| 1 | PCA9685PW | TSSOP-28_4.4x9.7mm_P0.65mm | U7 |
| 1 | 74LVC1G80 | 74LVC1G80 | U8 |
| 1 | 74LVC2G17 | SOT-23-6_Handsoldering | U9 |
| 1 | AO3415 | SOT-23 | Q1 |
| 2 | SS8050 | SOT-23 | Q2, Q3 |
| 1 | USB_C_Receptacle_USB2.0 | RUICHI_TYPE-C-16PF-020 | J1 |
| 1 | BRUSH&STEPER_motors | PinHeader_2x08_P2.54mm_Vertical_SMD | J2 |
| 1 | POWER | PinHeader_2x03_P2.54mm_Vertical_SMD | J3 |
| 1 | BLDC_ENC_left | JST_PH_S3B-PH-SM4-TB_1x03-1MP_P2.00mm_Horizontal | J4 |
| 1 | I2C | JST_PH_S4B-PH-SM4-TB_1x04-1MP_P2.00mm_Horizontal | J5 |
| 1 | BLDC_ENC_right | JST_PH_S3B-PH-SM4-TB_1x03-1MP_P2.00mm_Horizontal | J6 |
| 1 | BRUSHLESS_motors | PinHeader_2x07_P2.54mm_Vertical_SMD | J7 |
| 1 | Sensors | PinHeader_2x05_P2.54mm_Vertical_SMD | J8 |
Show 37 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ArduCAM | JST_PH_S6B-PH-SM4-TB_1x06-1MP_P2.00mm_Horizontal | J9 |
| 1 | Conn_01x02_Pin | SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm | J10 |
| 1 | Buzzer | PASSIVE_SMD_MLT-8530 | BZ1 |
| 1 | PWRON | SW_SMD_KLS7-TS3401 | SW1 |
| 1 | START | SW_SMD_PAN_EVPAS | SW2 |
| 1 | FLASH | SW_SMD_KLS7-TS3401 | SW3 |
| 1 | EN | SW_SMD_KLS7-TS3401 | SW4 |
| 5 | SK6812_SIDE | ADR_LED_SK6812_SIDE | LED1, LED2, LED3, LED4, LED5 |
| 4 | D_Photo | R_LDR_5.1x4.3mm_P3.4mm_Vertical | D1, D2, D5, D6 |
| 1 | SS34 | D_SMA-SMB_Universal_Handsoldering | D3 |
| 1 | D_TVS | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | D4 |
| 1 | PWRON | LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D7 |
| 1 | BZX585-B2V7 | D_SOD-523 | D8 |
| 4 | LED | LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D9, D11, D12, D13 |
| 1 | 1N4007 | D_SOD-123 | D10 |
| 1 | 1N4007 | D_SOD-123F | D14 |
| 1 | CBM321609U301T | L_1206_3216Metric_Pad1.22x1.90mm_HandSolder | FB1 |
| 1 | MH2029-300Y | L_0805_2012Metric_Pad1.05x1.20mm_HandSolder | FB2 |
| 6 | 10uF | C_0603_1608Metric | C1, C3, C9, C13, C14, C19 |
| 16 | 100n | C_0402_1005Metric_Pad0.74x0.62mm_HandSolder | C2, C4, C5, C6, C8, C10, C11, C16 +8 |
| 2 | 1uF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C7, C15 |
| 1 | 4.7uF | C_0603_1608Metric | C12 |
| 2 | 4.7k | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R1, R2 |
| 10 | 10k | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R3, R4, R5, R8, R9, R10, R11, R19 +2 |
| 2 | 5.1k | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R6, R7 |
| 1 | 10k (or DNP) | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R12 |
| 5 | 220 | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R13, R17, R21, R25, R27 |
| 1 | 2k | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R14 |
| 1 | 1,1k | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R15 |
| 1 | 14k | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R16 |
| 1 | 140 | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R18 |
| 2 | 1k | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R20, R31 |
| 1 | 20 | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R23 |
| 1 | 40 | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R26 |
| 1 | 30k | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R28 |
| 1 | 7.2k | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R29 |
| 1 | 600 | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R30 |
Control board(2024-10-31 160845) design files
The KiCad project lives in the Freimor/HRDW-Microbot repository on GitHub; these links point at the commit this page was built from.
Control board(2024-10-31 160845): common questions
What microcontroller does the Control board(2024-10-31 160845) use?
The Control board(2024-10-31 160845) is built around the ESP32-S3-WROOM-1, from the ESP32 family.
How big is the Control board(2024-10-31 160845)?
The Control board(2024-10-31 160845) measures 90 × 110 mm, has 4 copper layers and is 1.5 mm thick.
How many components are on the Control board(2024-10-31 160845)?
105 components, from 57 distinct parts. The full bill of materials is listed on this page.
Where can I download the Control board(2024-10-31 160845) design files?
From the Freimor/HRDW-Microbot repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Control board(2024-10-31 160845) design in my own project?
The repository has no license, so all rights stay with Freimor. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Control board(2024-10-31 160845) without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.
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