# DOROTHY ## Description Project Echo - Wakita Edition for Presentation at Wakita, Oklahoma September 14, 2024 "Twister Storm Chaser Meet up" ## Project Details - **Owner:** stormstalker - **Created:** 9/5/2024 - **Last Updated:** 10/3/2025 - **Visibility:** Public ## Key Components ### BME280 — [BME280](https://www.flux.ai/vasy_skral/bme280~ac.md) - Manufacturer Part Number: BME280 - Part Type: Integrated Circuit - Datasheet URL: https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdf - Symbol Style: Parametric - Manufacturer Name: Bosch Sensortec - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - CSB [pin 2] - GND [pin 7] - GND [pin 1] - SCK [pin 4] - SDI [pin 3] - SDO [pin 5] - VDD [pin 8] - VDDIO [pin 6] ### ICS-43434 MIC — [ICS-43434](https://www.flux.ai/adrian95/ics-43434~w31.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Audio Product - Datasheet URL: https://www.verical.com/datasheet/invensense-microphones-ICS-43434-7218944.pdf - Manufacturer Name: TDK InvenSense - Manufacturer Part Number: ICS-43434 **Pins:** - GND [pin 3] - LR [pin 2] - SCK [pin 4] - SD [pin 6] - VDD [pin 5] - WS [pin 1] ### RFM95W-915S2 — [RFM95W-915S2](https://www.flux.ai/vasyl/rfm95w-915s2~5r.md) - Manufacturer Name: Hoperf letrnc - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: RF module - Datasheet URL: https://cdn.sparkfun.com/assets/learn_tutorials/8/0/4/RFM95_96_97_98W.pdf - Manufacturer Part Number: RFM95W-915S2 **Pins:** - 3.3V [pin 13] - ANT [pin 9] - DIO0 [pin 14] - DIO1 [pin 15] - DIO2 [pin 16] - DIO3 [pin 11] - DIO4 [pin 12] - DIO5 [pin 7] - GND [pin 8] - GND [pin 10] - GND [pin 1] - MISO [pin 2] - MOSI [pin 3] - NSS [pin 5] - RESET [pin 6] - SCK [pin 4] ### U1 — [BNO055](https://www.flux.ai/adrian95/bno055~w4s.md) - Part Type: Sensor - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: BNO055 - Manufacturer Name: Bosch Sensortec - Datasheet URL: https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bno055-ds000.pdf **Pins:** - CAP [pin 9] - COM0 [pin 20] - COM1 [pin 19] - COM2 [pin 18] - COM3 [pin 17] - GND [pin 2] - GNDIO [pin 25] - INT [pin 14] - NBOOT_LOAD_PIN [pin 4] - NRESET [pin 11] - PIN10 [pin 10] - PIN15 [pin 15] - PIN16 [pin 16] - PS0 [pin 6] - PS1 [pin 5] - VDD [pin 3] - VDDIO [pin 28] - XIN32 [pin 27] - XOUT32 [pin 26] ### U2 — [MAX-M10S-00B](https://www.flux.ai/adrian95/max-m10s-00b~pov.md) - Datasheet URL: https://content.u-blox.com/sites/default/files/MAX-M10S_DataSheet_UBX-20035208.pdf - Part Type: GNSS module - Manufacturer Name: U-blox - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: MAX-M10S-00B **Pins:** - ~RESET~ [pin 9] - ~SAFEBOOT~ [pin 18] - EXTINT [pin 5] - GND [pin 12] - GND [pin 1] - GND [pin 10] - LNA_EN [pin 13] - RF_IN [pin 11] - RXD [pin 3] - SCL [pin 17] - SDA [pin 16] - TIMEPULSE [pin 4] - TXD [pin 2] - V_BCKP [pin 6] - V_IO [pin 7] - VCC [pin 8] - VCC_RF [pin 14] - VIO_SEL [pin 15] ### Xiao ESP32C3 — [Seeed Studio XIAO ESP32C3](https://www.flux.ai/seeedstudio/seeed-studio-xiao-esp32c3~b0.md) - Datasheet URL: https://files.seeedstudio.com/wiki/XIAO_WiFi/Resources/esp32-c3_datasheet.pdf - Manufacturer Name: Seeed Studio - Manufacturer Part Number: 113991054 - Purchase Url: https://www.seeedstudio.com/Seeed-XIAO-ESP32C3-p-5431.html - Part Type: Microcontroller **Pins:** - 3V3 [pin 12] - 5V [pin 14] - D10_MOSI_D10 [pin 11] - D7_RX_GPIO20 [pin 8] - D8_SCK_GPIO8 [pin 9] - D9_MISO_GPIO9 [pin 10] - GND [pin 13] - GPIO2_A0_D0 [pin 1] - GPIO21_TX_D6 [pin 7] - GPIO3_A1_D1 [pin 2] - GPIO4_A2_D2 [pin 3] - GPIO5_A3_D3 [pin 4] - GPIO6_SDA_D4 [pin 5] - GPIO7_SCL_D5 [pin 6] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/stormstalker/dorothy~qv](https://www.flux.ai/stormstalker/dorothy~qv).* --- *Generated from [https://www.flux.ai/stormstalker/dorothy~qv](https://www.flux.ai/stormstalker/dorothy~qv)*