CM5IO
Distaff·RPi_CM_Drone_Board·pcb_CMDB_rev1/CM5IO.kicad_pcb
About the CM5IO PCB
CM5IO is an open source Raspberry Pi PCB design by Distaff, published on GitHub under the MIT license. It is a 4-layer board measuring 59.7 × 78 mm, with 51 components from 36 distinct parts.
Its main chip is the 10164227-1001A1RLF, from the Raspberry Pi family. Other key parts include the AP22653W6, RT9742SNGV and RT9742GGJ5. By type, the board carries 11 connectors, 10 resistors, 9 capacitors, 3 ICs, 3 diodes and 1 switch.
It belongs with the robotics & motion designs in this gallery.
From the project
Source of the CM5-based drone controller used for onboard image processing, communication, and high-level automation. Originally created for IARC2026 (drone engineering competition), used in other competitions as well.
These files have been created in version 9 of KiCAD.
Some of the 3d models need to be downloaded form the following places and put into the CM5IO.3shapes directory some models are approximations.
https://datasheets.raspberrypi.org/cm5/CM5-step.zip https://www.molex.com/molex/products/part-detail/memorycardsocket/5033981892
The models provided in the 3dmodels directory are from various manufacturers including Diodes, Hirose, MTCONN, Toby, TRXCOM. Terms and conditions for the use of the models remain with the original manufacture.
Main components on the CM5IO
CM5IO bill of materials (BOM)
51 components, 36 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | AP22653W6 | SOT-23-6 | U6 |
| 1 | RT9742SNGV | TSOT-23_HandSoldering | U12 |
| 1 | RT9742GGJ5 | SOT-23-5 | U18 |
| 1 | POWER TERMINAL | TerminalBlock_bornier-2_P5.08mm | J1 |
| 1 | CONN_02X06_ODD_EVEN Conn_02x06_Odd_Even | PinHeader_2x06_P2.00mm_Vertical | J2 |
| 1 | J_PSU_EN | PinHeader_1x02_P2.54mm_Vertical | J4 |
| 2 | FH12-22S-0.5SH55 Conn_01x22_Female | Hirose_FH12-22S-0.5SH_1x22-1MP_P0.50mm_Horizontal | J5, J16 |
| 1 | 503398-1892 Micro_SD_Card_Det | SDCARD_MOLEX_503398-1892 | J7 |
| 1 | THD-20-R | PinHeader_2x20_P2.54mm_Vertical | J8 |
| 1 | USBF31-0171 USB_C_Receptacle_USB2.0 | USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal | J11 |
| 1 | 48393-0003 USB3_A | USB3_A_Molex_48393-001 | J12 |
| 1 | SHBM04B-SRSS-TB JST_SHBM04B-SRSS-TB | JST_SH_BM04B-SRSS-TB_1x04-1MP_P1.00mm_Vertical | J14 |
| 1 | 46765-1301 | CONN_467651301_MOL | J22 |
| 1 | 10UF 10uF | CP_EIA-6032-28_Kemet-C_HandSolder | CP1 |
| 2 | 22UF 22uF | CP_EIA-3528-21_Kemet-B_HandSolder | CP2, CP3 |
| 1 | 100NF 100nF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | CP4 |
| 1 | 2.7NF 2.7nF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | CP5 |
| 1 | 33PF 33pF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | CP6 |
| 1 | 10NF 10nF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | CP7 |
| 1 | OPEN | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | CP8 |
Show 16 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SRN8040HA-3R6M 3.6uH | L_Bourns-SRN8040_8x8.15mm | LP1 |
| 1 | 10164227-1001A1RLF ComputeModule5-CM5 | Raspberry-Pi-5-Compute-Module | Module1 |
| 1 | 115K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | RP1 |
| 1 | 22.1K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | RP2 |
| 1 | 15.8K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | RP3 |
| 1 | Right angle Tact button | SW_Push_1P1T_NO_CK_KMR2 | SW1 |
| 1 | AP64501SP-13 Diodes Incorporated | SOP_AP64501SP-13_DIO | UP1 |
| 2 | SML-A12U8TT86Q LED Red | LED_0603_1608Metric | D1, D3 |
| 1 | SML-A12M8TT86N LED Green | LED_0603_1608Metric | D2 |
| 4 | 10U 10u | C_0805_2012Metric | C2, C5, C7, C8 |
| 1 | 100UF 100uF | CP_EIA-7343-31_Kemet-D | C3 |
| 4 | 100N 100n | C_0402_1005Metric | C9, C12, C13, C18 |
| 3 | 1k | R_0402_1005Metric | R1, R2, R10 |
| 4 | 2.2K 1% | R_0402_1005Metric | R6, R7, R8, R9 |
| 2 | 10K 1% | R_0402_1005Metric | R11, R13 |
| 1 | 15K 1% | R_0402_1005Metric | R12 |
CM5IO design files
The KiCad project lives in the Distaff/RPi_CM_Drone_Board repository on GitHub; these links point at the commit this page was built from.
- Layoutpcb_CMDB_rev1/CM5IO.kicad_pcb
- Schematicpcb_CMDB_rev1/CM5IO.kicad_sch
- BOMCM5IO_BOM.xlsx
CM5IO: common questions
What microcontroller does the CM5IO use?
The CM5IO is built around the 10164227-1001A1RLF, from the Raspberry Pi family.
How big is the CM5IO PCB?
The CM5IO measures 59.7 × 78 mm, has 4 copper layers and is 1.06016 mm thick.
How many components are on the CM5IO?
51 components, from 36 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the CM5IO design files?
From the Distaff/RPi_CM_Drone_Board repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the CM5IO design in my own project?
Yes, under the terms of its MIT license, which Distaff chose for the repository.
Can I test firmware for the CM5IO without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug Raspberry Pi firmware against it before you order a PCB.
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