# RPi PICO Stepper Motor Driver ## Description A precise stepper motor controller using the RP2350A MCU (Raspberry Pico 2) and L297/L298N drivers for two-phase bipolar motors. Great for robotics and automation applications. #RP2350 #Pico2 #StepperMotorDriver #L297 #L298N #Robotics #Automation #MotorControl ## Project Details - **Owner:** vasy_skral - **Created:** 5/8/2025 - **Last Updated:** 5/8/2025 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ - **Stars:** 1 ## Key Components ### D1 — [1N4007W](https://www.flux.ai/vasy_skral/1n4007w~xpy.md) - Part Type: Diode - Datasheet URL: https://www.evvosemi.com/Uploads/file/20240515/2024051515581665.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Shandong Jingdao Microelectronics - Manufacturer Part Number: 1N4007W **Pins:** - A [pin 2] - K [pin 1] ### D2 — [1N4007W](https://www.flux.ai/vasy_skral/1n4007w~xpy.md) - Part Type: Diode - Datasheet URL: https://www.evvosemi.com/Uploads/file/20240515/2024051515581665.pdf - Manufacturer Name: Shandong Jingdao Microelectronics - Manufacturer Part Number: 1N4007W - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - A [pin 2] - K [pin 1] ### D3 — [1N4007W](https://www.flux.ai/vasy_skral/1n4007w~xpy.md) - Datasheet URL: https://www.evvosemi.com/Uploads/file/20240515/2024051515581665.pdf - Part Type: Diode - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Shandong Jingdao Microelectronics - Manufacturer Part Number: 1N4007W **Pins:** - A [pin 2] - K [pin 1] ### D4 — [1N4007W](https://www.flux.ai/vasy_skral/1n4007w~xpy.md) - Manufacturer Name: Shandong Jingdao Microelectronics - Manufacturer Part Number: 1N4007W - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Diode - Datasheet URL: https://www.evvosemi.com/Uploads/file/20240515/2024051515581665.pdf **Pins:** - A [pin 2] - K [pin 1] ### D5 — [1N4007W](https://www.flux.ai/vasy_skral/1n4007w~xpy.md) - Part Type: Diode - Datasheet URL: https://www.evvosemi.com/Uploads/file/20240515/2024051515581665.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Shandong Jingdao Microelectronics - Manufacturer Part Number: 1N4007W **Pins:** - A [pin 2] - K [pin 1] ### D6 — [1N4007W](https://www.flux.ai/vasy_skral/1n4007w~xpy.md) - Part Type: Diode - Datasheet URL: https://www.evvosemi.com/Uploads/file/20240515/2024051515581665.pdf - Manufacturer Name: Shandong Jingdao Microelectronics - Manufacturer Part Number: 1N4007W - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - A [pin 2] - K [pin 1] ### D7 — [1N4007W](https://www.flux.ai/vasy_skral/1n4007w~xpy.md) - Part Type: Diode - Datasheet URL: https://www.evvosemi.com/Uploads/file/20240515/2024051515581665.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: 1N4007W - Manufacturer Name: Shandong Jingdao Microelectronics **Pins:** - A [pin 2] - K [pin 1] ### D8 — [1N4007W](https://www.flux.ai/vasy_skral/1n4007w~xpy.md) - Manufacturer Name: Shandong Jingdao Microelectronics - Manufacturer Part Number: 1N4007W - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Diode - Datasheet URL: https://www.evvosemi.com/Uploads/file/20240515/2024051515581665.pdf **Pins:** - A [pin 2] - K [pin 1] ### LED1 — [LED-0603-Template](https://www.flux.ai/vasy_skral/led-0603-template~ye5.md) - Part Type: LED - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - A [pin 2] - K [pin 1] ### M_COIL_1 — [TerminalBlock-01x02P-3.50mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-350mm~mcc.md) - Part Type: Connector **Pins:** - P1 [pin 2] - P2 [pin 1] ### M_COIL_2 — [TerminalBlock-01x02P-3.50mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-350mm~mcc.md) - Part Type: Connector **Pins:** - P1 [pin 2] - P2 [pin 1] ### POWER — [TerminalBlock-01x02P-3.50mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-350mm~mcc.md) - Part Type: Connector **Pins:** - P1 [pin 2] - P2 [pin 1] ### PROG — [Pin Header 01x03 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x03-254mm-vertical~cp4.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### U1 — [L298N](https://www.flux.ai/vasy_skral/l298n~uhf.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: STMicroelectronics - Symbol Style: Parametric - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/82/cc/3f/39/0a/29/4d/f0/CD00000240.pdf/files/CD00000240.pdf/jcr:content/translations/en.CD00000240.pdf - Part Type: Integrated Circuit - Manufacturer Part Number: L298N **Pins:** - ENA [pin 6] - ENB [pin 11] - GND [pin 8] - IN1 [pin 5] - IN2 [pin 7] - IN3 [pin 10] - IN4 [pin 12] - OUT1 [pin 2] - OUT2 [pin 3] - OUT3 [pin 13] - OUT4 [pin 14] - SENSE_A [pin 1] - SENSE_B [pin 15] - VS [pin 4] - VSS [pin 9] ### U2 — [L297-1](https://www.flux.ai/adrian95/l297-1~wp.md) - Manufacturer Part Number: L297/1 - Manufacturer Name: STMicroelectronics - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/f9/35/6e/3f/48/18/48/51/CD00000063.pdf/files/CD00000063.pdf/_jcr_content/translations/en.CD00000063.pdf **Pins:** - A [pin 4] - B [pin 6] - C [pin 7] - CLOCK [pin 18] - CONTROL [pin 11] - CW [pin 17] - D [pin 9] - ENABLE [pin 10] - GND [pin 2] - HALF [pin 19] - HOME [pin 3] - INH1 [pin 5] - INH2 [pin 8] - OSC [pin 16] - RESET [pin 20] - SENS1 [pin 14] - SENS2 [pin 13] - SYNC [pin 1] - Vref [pin 15] - Vs [pin 12] ### U3 — [L7805CV](https://www.flux.ai/adrian95/l7805cv~q03.md) - Manufacturer Part Number: L7805CV - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: STMicroelectronics - Datasheet URL: https://datasheet.octopart.com/L7805CV-STMicroelectronics-datasheet-5316848.pdf - Part Type: Integrated Circuit **Pins:** - GND [pin 2] - IN [pin 1] - OUT [pin 3] ### U4 — MCP1755T-3302E/OT - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Integrated Circuit - Manufacturer Name: Microchip - Manufacturer Part Number: MCP1755T-3302E/OT - Symbol Style: Parametric - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/MCP1755-MCP1755S-Data-Sheet-DS20005160B.pdf **Pins:** - EN [pin 3] - GND [pin 2] - PWRGD [pin 4] - VIN [pin 1] - VOUT [pin 5] ### U6 — [RP2350A](https://www.flux.ai/vasy_skral/rp2350a~yf9.md) - Manufacturer Part Number: RP2350A - Datasheet URL: https://cdn2.flux.ai/copilot-datasheets/pdf-upload-42b1ac17fa99447872bb75334a75d2fe3396182f51790cdbf9b88e022ed43904/e095863baea4b32fe411f947dac8ff446ed7060b942529871db787c2bbf56cd5.pdf?GoogleAccessId=graviton-mvp%40appspot.gserviceaccount.com&Expires=4876807598&Signature=N6C%2B7Ij%2Bsb7nb%2B%2BnSnRmIw2ZOtlHL2eSZA2EHgRDt4qhFGvMGzMuS%2F7On6FEvLOjojVr58pykv3TnGNPoM5%2F6NNKbCE1bUk6bTdx3MQPrcyzBRNhaA3eTRGtRO%2B7jf3HCeY5%2F31EPjYorHW%2FqfJ4rgwk8bHFyi%2B28GzFryKagSlDWnmxDwS9oLRqGmlbiTv1it2zpFZbaRnKEgGNgzMK45JjkKBOGRE6v2ZKBieaz9XRB2XFFkx7tSp%2B7%2B0tlpzpadDKXcpxgzpr3vyxwCRc%2FK2PACmlUiKL6jhyR9tLyy7CsUPe9cB8946GLCpQyA8Z7y52blkbps%2FnseMpsq1UPQ%3D%3D - Manufacturer Name: Raspberry Pi Ltd - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Microcontroller - Symbol Style: Parametric - Compliance: RoHS,REACH,Conflict Minerals - Package or Case Code: QFN40P700X700X90-61N **Pins:** - ADC_AVDD [pin 44] - DVDD [pin 39] - DVDD [pin 6] - DVDD [pin 23] - GND [pin 61] - GPIO0 [pin 2] - GPIO1 [pin 3] - GPIO10 [pin 14] - GPIO11 [pin 15] - GPIO12 [pin 16] - GPIO13 [pin 17] - GPIO14 [pin 18] - GPIO15 [pin 19] - GPIO16 [pin 27] - GPIO17 [pin 28] - GPIO18 [pin 29] - GPIO19 [pin 31] - GPIO2 [pin 4] - GPIO20 [pin 32] - GPIO21 [pin 33] - GPIO22 [pin 34] - GPIO23 [pin 35] - GPIO24 [pin 36] - GPIO25 [pin 37] - GPIO26_ADC0 [pin 40] - GPIO27_ADC1 [pin 41] - GPIO28_ADC2 [pin 42] - GPIO29_ADC3 [pin 43] - GPIO3 [pin 5] - GPIO4 [pin 7] - GPIO5 [pin 8] - GPIO6 [pin 9] - GPIO7 [pin 10] - GPIO8 [pin 12] - GPIO9 [pin 13] - IOVDD [pin 1] - IOVDD [pin 38] - IOVDD [pin 30] - IOVDD [pin 11] - IOVDD [pin 45] - IOVDD [pin 20] - QSPI_IOVDD [pin 54] - QSPI_SCLK [pin 56] - QSPI_SD0 [pin 57] - QSPI_SD1 [pin 59] - QSPI_SD2 [pin 58] - QSPI_SD3 [pin 55] - QSPI_SS [pin 60] - RUN [pin 26] - SWCLK [pin 24] - SWDIO [pin 25] - USB_DM [pin 51] - USB_DP [pin 52] - USB_OTP_VDD [pin 53] - VREG_AVDD [pin 46] - VREG_FB [pin 50] - VREG_LX [pin 48] - VREG_PGND [pin 47] - VREG_VIN [pin 49] - XIN [pin 21] - XOUT [pin 22] ### Y1 — [ABM8-272-T3](https://www.flux.ai/vasy_skral/abm8-272-t3~4on.md) - Manufacturer Part Number: ABM8-272-T3 - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Oscillator - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/6128/ABM8-272-T3.pdf - Manufacturer Name: Abracon LLC - Frequency: 12MHz **Pins:** - P1 [pin 1] - P2 [pin 2] - P3 [pin 3] - P4 [pin 4] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasy_skral/rpi-pico-stepper-motor-driver~cm5](https://www.flux.ai/vasy_skral/rpi-pico-stepper-motor-driver~cm5).* --- *Generated from [https://www.flux.ai/vasy_skral/rpi-pico-stepper-motor-driver~cm5](https://www.flux.ai/vasy_skral/rpi-pico-stepper-motor-driver~cm5)*