# Disky ## Description RPM tracking ## Project Details - **Owner:** sthuoab - **Created:** 5/13/2026 - **Last Updated:** 5/13/2026 - **Visibility:** Public ## Key Components ### H1 — [MountingHole 2.5mm Pad](https://www.flux.ai/adrian95/mountinghole-25mm-pad~u8w.md) - Role Details: First oval through-hole under the XIAO module for battery pin access - Manufacturer Part Number: MountingHole_Pad - Role: Battery pin through-hole **Pins:** - 1 ### H2 — [MountingHole 2.5mm Pad](https://www.flux.ai/adrian95/mountinghole-25mm-pad~u8w.md) - Role: Battery pin through-hole - Manufacturer Part Number: MountingHole_Pad - Role Details: Second oval through-hole under the XIAO module for battery pin access **Pins:** - 1 ### TP_3V3 — [Generic Testpoint](https://www.flux.ai/jharwinbarrozo/generic-testpoint~esx.md) - Net Type: Power - Role: Test Point - Role Details: Probe point for 3V3 power rail - Testpoint Size: 0.5 **Pins:** - P1 ### TP_GND — [Generic Testpoint](https://www.flux.ai/jharwinbarrozo/generic-testpoint~esx.md) - Role Details: Probe point for ground reference - Role: Test Point - Net Type: Ground - Testpoint Size: 0.5 **Pins:** - P1 ### TP_RESET — [Generic Testpoint](https://www.flux.ai/jharwinbarrozo/generic-testpoint~esx.md) - Testpoint Size: 0.5 - Role Details: Probe point for reset/control line - Net Type: Signal - Role: Test Point **Pins:** - P1 ### TP_SCL — [Generic Testpoint](https://www.flux.ai/jharwinbarrozo/generic-testpoint~esx.md) - Testpoint Size: 0.5 - Role: Test Point - Net Type: Signal - Role Details: Probe point for I2C SCL bus **Pins:** - P1 ### TP_SDA — [Generic Testpoint](https://www.flux.ai/jharwinbarrozo/generic-testpoint~esx.md) - Net Type: Signal - Role: Test Point - Testpoint Size: 0.5 - Role Details: Probe point for I2C SDA bus **Pins:** - P1 ### U_IMU1 — [LSM6DS3TR-C](https://www.flux.ai/lcsc/lsm6ds3tr-c~t27b.md) - Operating Temperature: -40°C ~ 85°C - Role: IMU - Manufacturer Name: ST(意法半导体) - Part Type: Attitude Sensors - Package or Case Code: LGA-14_L3.0-W2.5-P0.50-TL - JLCPCB Part Class: Extended Part - Sensor Type: Accelerometer gyroscope - Manufacturer Part Number: LSM6DS3TR-C - LCSC Part Number: C967633 - Role Details: LSM6DS3 6-axis accelerometer/gyroscope sensor 1 of 6 **Pins:** - CS [pin 12] - GND [pin 6] - GND [pin 7] - INT1 [pin 4] - INT2 [pin 9] - NC [pin 11] - NC [pin 10] - SCL [pin 13] - SCx [pin 3] - SDA [pin 14] - SDO/SA0 [pin 1] - SDx [pin 2] - VDD [pin 8] - VDDIO [pin 5] ### U_IMU2 — [LSM6DS3TR-C](https://www.flux.ai/lcsc/lsm6ds3tr-c~t27b.md) - Manufacturer Name: ST(意法半导体) - Operating Temperature: -40°C ~ 85°C - Sensor Type: Accelerometer gyroscope - Role Details: LSM6DS3 6-axis accelerometer/gyroscope sensor 2 of 6 - Package or Case Code: LGA-14_L3.0-W2.5-P0.50-TL - Part Type: Attitude Sensors - JLCPCB Part Class: Extended Part - LCSC Part Number: C967633 - Manufacturer Part Number: LSM6DS3TR-C - Role: IMU **Pins:** - CS [pin 12] - GND [pin 6] - GND [pin 7] - INT1 [pin 4] - INT2 [pin 9] - NC [pin 11] - NC [pin 10] - SCL [pin 13] - SCx [pin 3] - SDA [pin 14] - SDO/SA0 [pin 1] - SDx [pin 2] - VDD [pin 8] - VDDIO [pin 5] ### U_IMU3 — [LSM6DS3TR-C](https://www.flux.ai/lcsc/lsm6ds3tr-c~t27b.md) - Role: IMU - LCSC Part Number: C967633 - Manufacturer Part Number: LSM6DS3TR-C - Sensor Type: Accelerometer gyroscope - Part Type: Attitude Sensors - Package or Case Code: LGA-14_L3.0-W2.5-P0.50-TL - Role Details: LSM6DS3 6-axis accelerometer/gyroscope sensor 3 of 6 - JLCPCB Part Class: Extended Part - Manufacturer Name: ST(意法半导体) - Operating Temperature: -40°C ~ 85°C **Pins:** - CS [pin 12] - GND [pin 6] - GND [pin 7] - INT1 [pin 4] - INT2 [pin 9] - NC [pin 11] - NC [pin 10] - SCL [pin 13] - SCx [pin 3] - SDA [pin 14] - SDO/SA0 [pin 1] - SDx [pin 2] - VDD [pin 8] - VDDIO [pin 5] ### U_IMU4 — [LSM6DS3TR-C](https://www.flux.ai/lcsc/lsm6ds3tr-c~t27b.md) - Role: IMU - LCSC Part Number: C967633 - Manufacturer Part Number: LSM6DS3TR-C - Sensor Type: Accelerometer gyroscope - Role Details: LSM6DS3 6-axis accelerometer/gyroscope sensor 4 of 6 - Part Type: Attitude Sensors - Package or Case Code: LGA-14_L3.0-W2.5-P0.50-TL - JLCPCB Part Class: Extended Part - Manufacturer Name: ST(意法半导体) - Operating Temperature: -40°C ~ 85°C **Pins:** - CS [pin 12] - GND [pin 6] - GND [pin 7] - INT1 [pin 4] - INT2 [pin 9] - NC [pin 11] - NC [pin 10] - SCL [pin 13] - SCx [pin 3] - SDA [pin 14] - SDO/SA0 [pin 1] - SDx [pin 2] - VDD [pin 8] - VDDIO [pin 5] ### U_IMU5 — [LSM6DS3TR-C](https://www.flux.ai/lcsc/lsm6ds3tr-c~t27b.md) - LCSC Part Number: C967633 - Role Details: LSM6DS3 6-axis accelerometer/gyroscope sensor 5 of 6 - Manufacturer Part Number: LSM6DS3TR-C - Role: IMU - Manufacturer Name: ST(意法半导体) - Operating Temperature: -40°C ~ 85°C - Sensor Type: Accelerometer gyroscope - JLCPCB Part Class: Extended Part - Package or Case Code: LGA-14_L3.0-W2.5-P0.50-TL - Part Type: Attitude Sensors **Pins:** - CS [pin 12] - GND [pin 6] - GND [pin 7] - INT1 [pin 4] - INT2 [pin 9] - NC [pin 11] - NC [pin 10] - SCL [pin 13] - SCx [pin 3] - SDA [pin 14] - SDO/SA0 [pin 1] - SDx [pin 2] - VDD [pin 8] - VDDIO [pin 5] ### U_IMU6 — [LSM6DS3TR-C](https://www.flux.ai/lcsc/lsm6ds3tr-c~t27b.md) - Operating Temperature: -40°C ~ 85°C - Manufacturer Name: ST(意法半导体) - Role: IMU - JLCPCB Part Class: Extended Part - Package or Case Code: LGA-14_L3.0-W2.5-P0.50-TL - Part Type: Attitude Sensors - Sensor Type: Accelerometer gyroscope - Manufacturer Part Number: LSM6DS3TR-C - LCSC Part Number: C967633 - Role Details: LSM6DS3 6-axis accelerometer/gyroscope sensor 6 of 6 **Pins:** - CS [pin 12] - GND [pin 6] - GND [pin 7] - INT1 [pin 4] - INT2 [pin 9] - NC [pin 11] - NC [pin 10] - SCL [pin 13] - SCx [pin 3] - SDA [pin 14] - SDO/SA0 [pin 1] - SDx [pin 2] - VDD [pin 8] - VDDIO [pin 5] ### U_MCP23008 — [MCP23008T-E-ML](https://www.flux.ai/jecstronic/mcp23008t-e-ml~ooh.md) - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/MCP23008-MCP23S08-Data-Sheet-20001919F.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: I2C GPIO expander for IMU auxiliary/control pins - Role: I/O Expander - Part Type: Integrated Circuit - Manufacturer Name: Microchip Technology - Manufacturer Part Number: MCP23008T-E/ML **Pins:** - ~RESET [pin 4] - A0 [pin 3] - A1 [pin 2] - A2 [pin 1] - GP0 [pin 9] - GP1 [pin 10] - GP2 [pin 11] - GP3 [pin 12] - GP4 [pin 13] - GP5 [pin 14] - GP6 [pin 15] - GP7 [pin 16] - INT [pin 7] - NC [pin 8] - NC [pin 6] - NC [pin 5] - SCL [pin 19] - SDA [pin 20] - VDD [pin 18] - VSS [pin 17] ### U_VL53L0X — [VL53L0CXV0DH](https://www.flux.ai/vasy_skral/vl53l0cxv0dh~md.md) - Role: Distance Sensor - Part Type: Sensor - Role Details: VL53L0X time-of-flight sensor on module daughter board - Manufacturer Part Number: VL53L0CXV0DH/1 - Manufacturer Name: STMicroelectronics - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/group3/b2/1e/33/77/c6/92/47/6b/DM00279086/files/DM00279086.pdf/jcr:content/translations/en.DM00279086.pdf **Pins:** - AVDD [pin 11] - AVDDVCSEL [pin 1.1] - AVDDVCSEL [pin 1] - AVSSVCSEL [pin 2] - GND [pin 3] - GND [pin 12] - GND [pin 6] - GND [pin 4] - GPIO1 [pin 7] - SCL [pin 10] - SDA [pin 9] - XSHUT [pin 5] ### U1 — [Seeed Studio XIAO ESP32S3](https://www.flux.ai/seeedstudio/seeed-studio-xiao-esp32s3~jt.md) - Product Info Url: https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/ - Part Type: Microcontroller - Purchase Url: https://www.seeedstudio.com/XIAO-ESP32S3-p-5627.html - Manufacturer Name: Seeed Studio - Manufacturer Part Number: 113991114 - Datasheet URL: https://files.seeedstudio.com/wiki/SeeedStudio-XIAO-ESP32S3/res/esp32-s3_datasheet.pdf **Pins:** - 3V3 [pin 12] - 5V [pin 14] - D10_A10_MOSI_GPIO9_TOUCH9 [pin 11] - D7_RX_GPIO44 [pin 8] - D8_A8_SCK_GPIO7_TOUCH7 [pin 9] - D9_A9_MISO_GPIO8_TOUCH8 [pin 10] - GND [pin 13] - GPIO43_TX_D6 [pin 7] - TOUCH1_GPIO1_A0_D0 [pin 1] - TOUCH2_GPIO2_A1_D1 [pin 2] - TOUCH3_GPIO3_A2_D2 [pin 3] - TOUCH4_GPIO4_A3_D3 [pin 4] - TOUCH5_GPIO5_SDA_A4_D4 [pin 5] - TOUCH6_GPIO6_SCL_A5_D5 [pin 6] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/sthuoab/disky~v3](https://www.flux.ai/sthuoab/disky~v3).* --- *Generated from [https://www.flux.ai/sthuoab/disky~v3](https://www.flux.ai/sthuoab/disky~v3)*