# USB-C WiFi BLE TH Sensor ## Description Consumer USB-C powered environmental sensor node with Wi-Fi, BLE 5.x, digital temperature/humidity sensing, protected 5 V input, and a 3.3 V low-power MCU/sensor rail. ## Project Details - **Owner:** eissa - **Created:** 8/12/2026 - **Last Updated:** 8/12/2026 - **Visibility:** Public - **Connectivity:** WiFi - **Power Requirements:** USB-C - **Domain:** Consumer IoT - **Operating Voltage:** 5V - **Connectivity:** Bluetooth ## Key Components ### U1 — [STM32F103C8T6](https://www.flux.ai/jharwinbarrozo/stm32f103c8t6~qe2.md) - Manufacturer Part Number: STM32F103C8T6 - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811151642_STMicroelectronics-STM32F103C8T6_C8734.pdf - Manufacturer Name: STMicroelectronics - Part Type: Microcontroller **Pins:** - BOOT0 [pin 44] - NRST [pin 7] - PA0_WKUP [pin 10] - PA1 [pin 11] - PA10 [pin 31] - PA11 [pin 32] - PA12 [pin 33] - PA13 [pin 34] - PA14 [pin 37] - PA15 [pin 38] - PA2 [pin 12] - PA3 [pin 13] - PA4 [pin 14] - PA5 [pin 15] - PA6 [pin 16] - PA7 [pin 17] - PA8 [pin 29] - PA9 [pin 30] - PB0 [pin 18] - PB1 [pin 19] - PB10 [pin 21] - PB11 [pin 22] - PB12 [pin 25] - PB13 [pin 26] - PB14 [pin 27] - PB15 [pin 28] - PB2 [pin 20] - PB3 [pin 39] - PB4 [pin 40] - PB5 [pin 41] - PB6 [pin 42] - PB7 [pin 43] - PB8 [pin 45] - PB9 [pin 46] - PC13_TAMPER_RTC [pin 2] - PC14_OSC32_IN [pin 3] - PC15_OSC32_OUT [pin 4] - PD0_OSC_IN [pin 5] - PD1_OSC_OUT [pin 6] - VBAT [pin 1] - VDD [pin 48] - VDD [pin 24] - VDD [pin 36] - VDDA [pin 9] - VSS [pin 47] - VSS [pin 23] - VSS [pin 35] - VSSA [pin 8] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/eissa/usb-c-wifi-ble-th-sensor~g1](https://www.flux.ai/eissa/usb-c-wifi-ble-th-sensor~g1).* --- *Generated from [https://www.flux.ai/eissa/usb-c-wifi-ble-th-sensor~g1](https://www.flux.ai/eissa/usb-c-wifi-ble-th-sensor~g1)*