# KNX-Weatherstation ## Description Eine open source Wetterstation! ## Project Details - **Owner:** makllkam - **Created:** 1/21/2025 - **Last Updated:** 5/13/2025 - **Visibility:** Public ## Key Components ### U1 — [RP2040](https://www.flux.ai/lcsc/rp2040~i5s.md) - GPIO Ports Number: 30 - Manufacturer Name: Raspberry Pi(树莓派) - Package or Case Code: QFN-56_L7.0-W7.0-P0.40-TL-EP4.0 - Integrated Circuit Type: Microcontroller - ADC (Bit): 12bit - CPU Maximum Speed: 133MHz - Manufacturer Part Number: RP2040 - LCSC Part Number: C2961140 **Pins:** - ADC_AVDD [pin 43] - DVDD [pin 23] - DVDD [pin 50] - GND [pin 57] - GPIO0 [pin 2] - GPIO1 [pin 3] - GPIO10 [pin 13] - GPIO11 [pin 14] - GPIO12 [pin 15] - GPIO13 [pin 16] - GPIO14 [pin 17] - GPIO15 [pin 18] - GPIO16 [pin 27] - GPIO17 [pin 28] - GPIO18 [pin 29] - GPIO19 [pin 30] - GPIO2 [pin 4] - GPIO20 [pin 31] - GPIO21 [pin 32] - GPIO22 [pin 34] - GPIO23 [pin 35] - GPIO24 [pin 36] - GPIO25 [pin 37] - GPIO26_ADC0 [pin 38] - GPIO27_ADC1 [pin 39] - GPIO28_ADC2 [pin 40] - GPIO29_ADC3 [pin 41] - GPIO3 [pin 5] - GPIO4 [pin 6] - GPIO5 [pin 7] - GPIO6 [pin 8] - GPIO7 [pin 9] - GPIO8 [pin 11] - GPIO9 [pin 12] - IOVDD [pin 49] - IOVDD [pin 42] - IOVDD [pin 22] - IOVDD [pin 1] - IOVDD [pin 33] - IOVDD [pin 10] - QSPI_SCLK [pin 52] - QSPI_SD0 [pin 53] - QSPI_SD1 [pin 55] - QSPI_SD2 [pin 54] - QSPI_SD3 [pin 51] - QSPI_SS [pin 56] - RUN [pin 26] - SWCLK [pin 24] - SWD [pin 25] - TESTEN [pin 19] - USB_DM [pin 46] - USB_DP [pin 47] - USB_VDD [pin 48] - VREG_IN [pin 44] - VREG_VOUT [pin 45] - XIN [pin 20] - XOUT [pin 21] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/makllkam/knx-weatherstation~e1](https://www.flux.ai/makllkam/knx-weatherstation~e1).* --- *Generated from [https://www.flux.ai/makllkam/knx-weatherstation~e1](https://www.flux.ai/makllkam/knx-weatherstation~e1)*