ORA CONTROLBOARD REV1
About the ORA CONTROLBOARD REV1 PCB
ORA CONTROLBOARD REV1 is an open source AVR/Arduino PCB design by oaklandrobotics, published on GitHub. It is a 2-layer board measuring 100 × 60 mm, with 65 components from 36 distinct parts.
Its main chip is the ATmega32U4-A, from the AVR/Arduino family. Other key parts include the MCP2515-xSO, MCP2551-I-SN, NCP1117-5.0_SOT223 and IMU_MOUNT. By type, the board carries 22 resistors, 15 capacitors, 9 connectors, 6 transistors, 5 ICs and 4 diodes.
Main components on the ORA CONTROLBOARD REV1
ORA CONTROLBOARD REV1 bill of materials (BOM)
65 components, 36 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ATmega32U4-A | TQFP-44_10x10mm_P0.8mm | U1 |
| 1 | MCP2515-xSO | SOIC-18W_7.5x11.6mm_P1.27mm | U2 |
| 1 | MCP2551-I-SN | SOIC-8_3.9x4.9mm_P1.27mm | U3 |
| 1 | NCP1117-5.0_SOT223 | SOT-223-3_TabPin2 | U5 |
| 1 | IMU_MOUNT | IMU_MOUNT | U6 |
| 3 | BS170 | TO-92_Inline | Q1, Q3, Q5 |
| 3 | IRF9540N | TO-220-3_Vertical | Q2, Q4, Q6 |
| 1 | 8Mhz | Crystal_HC49-4H_Vertical | Y1 |
| 1 | 16MHz | Crystal_HC49-4H_Vertical | Y2 |
| 3 | CAN | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | J1, J2, J5 |
| 1 | USB_B_Micro | USB_Micro-B_Amphenol_10118194_Horizontal | J3 |
| 1 | 12V | BarrelJack_Horizontal | J4 |
| 1 | Conn_02x03_Top_Bottom | PinHeader_2x03_P2.54mm_Vertical | J6 |
| 2 | Conn_01x05_Pin | PinHeader_1x05_P2.54mm_Vertical | J7, J8 |
| 1 | Stack Light | TerminalBlock_Phoenix_MKDS-1,5-4_1x04_P5.00mm_Horizontal | J9 |
| 1 | MF-MSMF050-2 | Fuse_1812_4532Metric_Pad1.30x3.40mm_HandSolder | F1 |
| 1 | Reset | SW_SPST_TL3342 | SW1 |
| 1 | rst | D_SOD-323 | D1 |
| 1 | LED_Small | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D2 |
| 1 | PWRIN | D_SOD-323 | D4 |
Show 16 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | IMU_LED | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D5 |
| 2 | 22uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C2 |
| 6 | 100nF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C3, C5, C6, C8, C12, C14 |
| 2 | 1uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C4, C15 |
| 1 | 10uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C7 |
| 2 | 22pF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C9, C10 |
| 1 | 10nF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C11 |
| 1 | 22uF | CAP_WCAP-ASLI_05p0X05p5_WRE | C13 |
| 2 | 1M | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1, R11 |
| 10 | 10k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2, R3, R4, R12, R14, R15, R18, R19 +2 |
| 2 | 22 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R5, R6 |
| 2 | 470 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R7, R9 |
| 1 | 2.2k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R8 |
| 1 | 1.57k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R10 |
| 1 | 120 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R13 |
| 3 | 1k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R16, R17, R20 |
ORA CONTROLBOARD REV1 design files
The KiCad project lives in the oaklandrobotics/electrical_ora24 repository on GitHub; these links point at the commit this page was built from.
ORA CONTROLBOARD REV1: common questions
What microcontroller does the ORA CONTROLBOARD REV1 use?
The ORA CONTROLBOARD REV1 is built around the ATmega32U4-A, from the AVR/Arduino family.
How big is the ORA CONTROLBOARD REV1 PCB?
The ORA CONTROLBOARD REV1 measures 100 × 60 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the ORA CONTROLBOARD REV1?
65 components, from 36 distinct parts. The full bill of materials is listed on this page.
Where can I download the ORA CONTROLBOARD REV1 design files?
From the oaklandrobotics/electrical_ora24 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the ORA CONTROLBOARD REV1 design in my own project?
The repository has no license, so all rights stay with oaklandrobotics. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the ORA CONTROLBOARD REV1 without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug AVR/Arduino firmware against it before you order a PCB.
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