Magnet Module
Mouse-GYM·auto-trainer-hardware·hardware/magnet_module/magnet.kicad_pcb
About the Magnet Module
Magnet Module is an open source STM32 PCB design by Mouse-GYM, published on GitHub. It is a 4-layer board measuring 71 × 89 mm, with 117 components from 50 distinct parts.
Its main chip is the STM32G474RET6, from the STM32 family. Other key parts include the ATA6561-GAQW-N, MCP6001RT-I/OT, NAU7802SGI, KC2520Z4.91520C1KX00 and TXB0102DCUR. By type, the board carries 45 capacitors, 31 resistors, 14 ICs, 13 connectors, 5 inductors and 4 diodes.
From the project
Repository for hardware, firmware, and software related to the Mouse-GYM modules
This repository contains hardware design files, firmware, and support software for the MouseGym project.
- hardware/: Contains hardware design files for the MouseGym modules - magnetmodule/ - KiCAD files for the magnet module - pelletmodule/ - KiCAD files for the pellet module - jetsonbreakout/ - KiCAD files for the Jetson breakout board - manufacturing/ - Contains files that were used for manufacturing the PCBs, including schematics, gerbers, and BOMs - firmware/: Contains firmware for the MouseGym modules. This is set up as a Zephyr West workspace. - software/: Contains host tools and…
Main components on the Magnet Module
Magnet Module bill of materials (BOM)
117 components, 50 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ATA6561-GAQW-N ATA6561 | SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 2 | MCP6001RT-I/OT MCP6001R | SOT-23-5 | U3, U10 |
| 1 | NAU7802SGI NAU7802 | SOP-16_3.9x9.9mm_P1.27mm | U4 |
| 1 | KC2520Z4.91520C1KX00 | Oscillator_SMD_Kyocera_KC2520Z-4Pin_2.5x2.0mm | U5 |
| 1 | TXB0102DCUR TXB0102DCU | VSSOP-8_2.3x2mm_P0.5mm | U6 |
| 3 | ESD122DMYR | DMY0003A | U7, U13, U14 |
| 1 | STM32G474RET6 STM32G474RETx | LQFP-64_10x10mm_P0.5mm | U8 |
| 1 | TPS561201DDCR TPS561201 | SOT-23-6 | U9 |
| 1 | PCM1822IRTER | WQFN20_RTE_TEX | U11 |
| 1 | TPS565208DDCR TPS565208 | SOT-23-6 | U12 |
| 1 | W25Q16JVSSIQ | SOIC-8_5.23x5.23mm_P1.27mm | U15 |
| 1 | 61300311121 Conn_01x03_Pin | PinHeader_1x03_P2.54mm_Vertical | J1 |
| 2 | 1053141104 Conn_02x02_Odd_Even | Molex_Nano-Fit_105314-xx04_2x02_P2.50mm_Horizontal | J2, J3 |
| 2 | S3B-XH-A Conn_01x03_Pin | JST_XH_S3B-XH-A_1x03_P2.50mm_Horizontal | J4, J10 |
| 2 | SM04B-SRSS-TB Conn_01x04_Pin | JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_Horizontal | J5, J12 |
| 1 | 12402012E212A USB_C_Receptacle_USB2.0_14P | AMPHENOL_12402012E212A | J6 |
| 1 | S4B-XH-A-1(LF)(SN) | JST_XH_S4B-XH-A-1_1x04_P2.50mm_Horizontal | J7 |
| 1 | 0530480210 | Molex_PicoBlade_53048-0210_1x02_P1.25mm_Horizontal | J8 |
| 2 | 1053131102 Conn_01x02_Pin | Molex_Nano-Fit_105313-xx02_1x02_P2.50mm_Horizontal | J11, J13 |
| 1 | DCJ200-10-A-K1-K Barrel_Jack | BarrelJack_GCT_DCJ200-10-A_Horizontal | J20 |
Show 30 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | IMP23ABSUTR | RHLGA5_3P5X2P65X0P98_STM | MIC1 |
| 1 | DS04-254-2-02BK-SMT SW_DIP_x02 | DIP-4_W8.89mm_SMDSocket_LongPads | SW1 |
| 2 | PTS526 SK15 SMTR2 LFS CK_PTS526_SK15_Switch | CK_PTS526_SK15_Switch | SW2, SW3 |
| 1 | ASEMB-8.000MHZ-LC-T ABRACON | ABRACON_ASE | XTAL1 |
| 2 | UPS840E3/TR13 | POWERMITE3_MCH | D1, D3 |
| 1 | 150060YS75000 | D_0603_1608Metric | D2 |
| 1 | 150060GS75000 | D_0603_1608Metric | D4 |
| 3 | BLM18KG121TN1D FerriteBead | L_0603_1608Metric | FB1, FB2, FB3 |
| 1 | VLS6045EX-3R3N 3.3uH | L_TDK_VLS6045EX_VLS6045AF | L1 |
| 1 | MAMK2520T3R3M 3.3uH | L_Taiyo_Yuden_MAMK | L2 |
| 24 | CC0603KRX7R9BB104 0.1uF | C_0603_1608Metric | C1, C2, C5, C6, C7, C8, C10, C11 +16 |
| 1 | CL10C331JB8NNNC 330pF | C_0603_1608Metric | C3 |
| 8 | CL10A105KB8NNNC 1uF | C_0603_1608Metric | C4, C9, C25, C26, C35, C36, C43, C45 |
| 3 | CL10A106MA8NRNC 10uF | C_0603_1608Metric | C20, C27, C28 |
| 4 | CL10A226MQ8NRNC 22uF | C_0603_1608Metric | C23, C31, C32, C33 |
| 1 | CL10B102KB8NNNC 1nF | C_0603_1608Metric | C24 |
| 1 | 0603B103K500NT 10nF | C_0603_1608Metric | C34 |
| 3 | TAJA106K016RNJ 10uF | CP_EIA-3216-10_Kemet-I | C37, C40, C42 |
| 1 | 0603WAF1200T5E 120 | R_0603_1608Metric | R1 |
| 2 | 0603WAF5101T5E 5.1k | R_0603_1608Metric | R2, R3 |
| 2 | 0603WAF470JT5E 47 | R_0603_1608Metric | R4, R5 |
| 12 | 0603WAF1002T5E 10k | R_0603_1608Metric | R6, R7, R8, R9, R10, R11, R13, R17 +4 |
| 1 | RC0603FR-0733K2L 33.2k | R_0603_1608Metric | R12 |
| 1 | 0603WAF2200T5E 220 | R_0603_1608Metric | R14 |
| 1 | 0603WAF3301T5E 3.3k | R_0603_1608Metric | R15 |
| 1 | 0603WAF5492T5E 54.9k | R_0603_1608Metric | R16 |
| 1 | 0603WAF1001T5E 1k | R_0603_1608Metric | R18 |
| 6 | 0603WAF4701T5E 4.7k | R_0603_1608Metric | R19, R20, R21, R22, R23, R24 |
| 2 | 0603WAF4992T5E 49.9k | R_0603_1608Metric | R29, R30 |
| 1 | ERJ3EKF1650V 165 | R_0603_1608Metric | R31 |
Magnet Module design files
The KiCad project lives in the Mouse-GYM/auto-trainer-hardware repository on GitHub; these links point at the commit this page was built from.
Magnet Module: common questions
What microcontroller does the Magnet Module use?
The Magnet Module is built around the STM32G474RET6, from the STM32 family.
How big is the Magnet Module?
The Magnet Module measures 71 × 89 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Magnet Module?
117 components, from 50 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 Magnet Module design files?
From the Mouse-GYM/auto-trainer-hardware 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 Magnet Module design in my own project?
The repository has no license, so all rights stay with Mouse-GYM. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Magnet Module without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.
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