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Completed
STD STM32 Balancing Robot
License: Public Domain
Mode: Schematic/Simulation
- 0
Update time：
2024-05-03 22:24:55
Creation time：
2023-10-29 22:21:35
Description
The PCB has been designed for a balancing robot based on the STM32 MCU. It contains an STM32L4 MCU, an ICM-20948 IMU sensor to estimate angles, a STSPIN240 Motor driver, a pair of gearbox DC motors, and other passive components.
The video demonstration can be found here:
https://youtube.com/shorts/NuKeweZzmVs
Designed by Steppeschool: Steppeschool Robotic Courses
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity | JLCPCB Part Class | |
|---|---|---|---|---|---|---|
| 1 | 22nf | C1 | C0402 | 1 | C_0402_EU | |
| 2 | 10 nF | C2,C7,C15,C20 | C0402 | 4 | C_0402_EU | |
| 3 | 1u | C3,C4,C16 | C1206 | 3 | C_1206_EU | |
| 4 | 1u | C5 | C0805 | 1 | C_0805_EU | |
| 5 | 0.1u | C6,C12,C13,C14,C22 | C0402 | 5 | C_0402_EU | |
| 6 | 100 nf | C8,C9,C10,C11,C19 | C0402 | 5 | C_0402_EU | |
| 7 | 1u | C21 | C0402 | 1 | C_0402_EU | |
| 8 | BAS70-05-7-F | D1 | SOT-23_L2.9-W1.3-P1.90-LS2.4-BR | 1 | BAS70-05-7-F | |
| 9 | HDR-F-2.54_1x5 | H1 | HDR-F-2.54_1X5 | 1 | HDR-F-2.54_1x5 | |
| 10 | HDR-F-2.54_1x2 | H4 | HDR-F-2.54_1X2 | 1 | HDR-F-2.54_1x2 | |
| 11 | HDR-F-2.54_1x6 | H5,H6 | HDR-F-2.54_1X6 | 2 | HDR-F-2.54_1x6 | |
| 12 | HDR-F-2.54_2x3 | H7 | HDR-F-2.54_2X3 | 1 | HDR-F-2.54_2x3 | |
| 13 | LED-0603_R | LED1,LED2 | LED0603_RED | 2 | LED-0603_R | |
| 14 | 20k | R1,R5,R11,R17 | R0402 | 4 | R_0402_EU | |
| 15 | 1k | R2,R3,R10,R18,R19 | R0402 | 5 | R_0402_EU | |
| 16 | 10k | R4,R6,R16 | R0402 | 3 | R_0402_EU | |
| 17 | 47k | R9 | R0402 | 1 | R_0402_EU | |
| 18 | 200k | R12 | R0402 | 1 | R_0402_EU | |
| 19 | 40k | R13 | R0402 | 1 | R_0402_EU | |
| 20 | 0.33 | R14,R15 | R1812 | 2 | R_1812_EU | |
| 21 | EVQ-Q2 | SW1 | KEY-SMD_4P-L6.5-W6.0-P4.00-LS6.5 | 1 | EVQ-Q2 | |
| 22 | STM32L476RGT6 | U1 | LQFP-64_L10.0-W10.0-P0.50-LS12.0-BL | 1 | STM32L476RGT6 | |
| 23 | LP2985AIM5-3.0/NOPB | U2 | SOT-23-5_L3.0-W1.7-P0.95-LS2.8-BR | 1 | LP2985AIM5-3.0/NOPB | |
| 24 | ICM-20948 | U3 | QFN-24_L3.0-W3.0-P0.40-BL-EP | 1 | ICM-20948 | |
| 25 | STSPIN240 | U4 | QFN-16_L3.0-W3.0-P0.50-BL-EP1.7 | 1 | STSPIN240 | |
| 26 | BM06B-SRSS-TB(LF)(SN) | U5,U6 | CONN-SMD-6P-P1.00_BM06B-SRSS-TB-LF-SN | 2 | BM06B-SRSS-TB(LF)(SN) | |
| 27 | LP2985AIM5-5.0/NOPB | U8 | SOT-23-5_L3.0-W1.7-P0.95-LS2.8-BR | 1 | LP2985AIM5-5.0/NOPB | |
| 28 | LP2985AIM5-1.8/NOPB | U10 | SOT-23-5_L3.0-W1.6-P0.95-LS2.8-BR | 1 | LP2985AIM5-1.8/NOPB |
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