# eYIC A4988 with esp32 ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** aneesag04 - **Created:** 1/10/2025 - **Last Updated:** 1/14/2025 - **Visibility:** Public ## Key Components ### U1 — [ESP32-WROOM-32D](https://www.flux.ai/vasyl/esp32-wroom-32d~7py.md) - Manufacturer Part Number: ESP32-WROOM-32D - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32d_esp32-wroom-32u_datasheet_en.pdf - Manufacturer Name: Espressif Systems - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Microcontroller **Pins:** - 3.3V [pin 2] - AGND [pin 39] - CLK [pin 20] - CMD [pin 19] - EN [pin 3] - GND [pin 38] - GND [pin 15] - GND [pin 1] - IO0 [pin 25] - IO12 [pin 14] - IO13 [pin 16] - IO14 [pin 13] - IO15 [pin 23] - IO16 [pin 27] - IO17 [pin 28] - IO18 [pin 30] - IO19 [pin 31] - IO2 [pin 24] - IO21 [pin 33] - IO22 [pin 36] - IO23 [pin 37] - IO25 [pin 10] - IO26 [pin 11] - IO27 [pin 12] - IO32 [pin 8] - IO33 [pin 9] - IO34 [pin 6] - IO35 [pin 7] - IO4 [pin 26] - IO5 [pin 29] - NC [pin 32] - RXD0 [pin 34] - SD0 [pin 21] - SD1 [pin 22] - SD2 [pin 17] - SD3 [pin 18] - TXD0 [pin 35] - VN [pin 5] - VP [pin 4] ### U2 — [A4988_STEPPER_MOTOR](https://www.flux.ai/jecstronic/a4988steppermotor~0x9.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: module - Manufacturer Part Number: A4988_STEPPER_MOTOR_DRIVER_CARRIER **Pins:** - ~ENABLE [pin 1] - ~RESET [pin 5] - ~SLEEP [pin 6] - 1A [pin 12] - 1B [pin 11] - 2A [pin 13] - 2B [pin 14] - DIR [pin 8] - GND [pin 9] - GND [pin 15] - MS1 [pin 2] - MS2 [pin 3] - MS3 [pin 4] - STEP [pin 7] - VDD [pin 10] - VMOT [pin 16] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/aneesag04/eyic-a4988-with-esp32~tx](https://www.flux.ai/aneesag04/eyic-a4988-with-esp32~tx).* --- *Generated from [https://www.flux.ai/aneesag04/eyic-a4988-with-esp32~tx](https://www.flux.ai/aneesag04/eyic-a4988-with-esp32~tx)*