# Custom shape board #168 ## Project Details - **Owner:** vasyl - **Created:** 1/29/2023 - **Last Updated:** 1/29/2023 - **Visibility:** Public ## Key Components ### U1 — [ESP32-WROOM-32E](https://www.flux.ai/vasyl/esp32-wroom-32e~epi.md) - Part Type: Integrated Circuit - Manufacturer Part Number: ESP32-WROOM-32 - Manufacturer Name: Espressif Systems - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32_datasheet_en.pdf **Pins:** - EN [pin 3] - GND [pin 1] - GND [pin 39] - GND [pin 38] - GND [pin 15] - 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/IO3 [pin 34] - SCK/CLK [pin 20] - SCS/CMD [pin 19] - SDI/SD1 [pin 22] - SDO/SD0 [pin 21] - SENSOR_VN [pin 5] - SENSOR_VP [pin 4] - SHD/SD2 [pin 17] - SWP/SD3 [pin 18] - TXD0/IO1 [pin 35] - VDD [pin 2] ### U2 — [STM32L073V8T6](https://www.flux.ai/vasyl/stm32l073v8t6~zz3.md) - Part Type: Microcontroller - Manufacturer Part Number: STM32L073V8T6 - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/d8/b3/7b/dc/18/22/44/f5/DM00141036.pdf/files/DM00141036.pdf/jcr:content/translations/en.DM00141036.pdf - Manufacturer Name: STMicroelectronics **Pins:** - BOOT0 [pin 94] - NRST [pin 14] - PA0 [pin 23] - PA1 [pin 24] - PA10 [pin 69] - PA11 [pin 70] - PA12 [pin 71] - PA13 [pin 72] - PA14 [pin 76] - PA15 [pin 77] - PA2 [pin 25] - PA3 [pin 26] - PA4 [pin 29] - PA5 [pin 30] - PA6 [pin 31] - PA7 [pin 32] - PA8 [pin 67] - PA9 [pin 68] - PB0 [pin 35] - PB1 [pin 36] - PB10 [pin 47] - PB11 [pin 48] - PB12 [pin 51] - PB13 [pin 52] - PB14 [pin 53] - PB15 [pin 54] - PB2 [pin 37] - PB3 [pin 89] - PB4 [pin 90] - PB5 [pin 91] - PB6 [pin 92] - PB7 [pin 93] - PB8 [pin 95] - PB9 [pin 96] - PC0 [pin 15] - PC1 [pin 16] - PC10 [pin 78] - PC11 [pin 79] - PC12 [pin 80] - PC13 [pin 7] - PC14 [pin 8] - PC15 [pin 9] - PC2 [pin 17] - PC3 [pin 18] - PC4 [pin 33] - PC5 [pin 34] - PC6 [pin 63] - PC7 [pin 64] - PC8 [pin 65] - PC9 [pin 66] - PD0 [pin 81] - PD1 [pin 82] - PD10 [pin 57] - PD11 [pin 58] - PD12 [pin 59] - PD13 [pin 60] - PD14 [pin 61] - PD15 [pin 62] - PD2 [pin 83] - PD3 [pin 84] - PD4 [pin 85] - PD5 [pin 86] - PD6 [pin 87] - PD7 [pin 88] - PD8 [pin 55] - PD9 [pin 56] - PE0 [pin 97] - PE1 [pin 98] - PE10 [pin 41] - PE11 [pin 42] - PE12 [pin 43] - PE13 [pin 44] - PE14 [pin 45] - PE15 [pin 46] - PE2 [pin 1] - PE3 [pin 2] - PE4 [pin 3] - PE5 [pin 4] - PE6 [pin 5] - PE7 [pin 38] - PE8 [pin 39] - PE9 [pin 40] - PH0 [pin 12] - PH1 [pin 13] - PH10 [pin 11] - PH9 [pin 10] - VDD [pin 100] - VDD [pin 6] - VDD [pin 73] - VDD [pin 28] - VDD [pin 50] - VDD_USB [pin 75] - VDDA [pin 22] - VREF- [pin 20] - VREF+ [pin 21] - VSS [pin 74] - VSS [pin 99] - VSS [pin 49] - VSS [pin 27] - VSSA [pin 19] ### U3 — [STM32L021K4U6](https://www.flux.ai/vasyl/stm32l021k4u6~4qg.md) - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/86/a6/5f/95/33/50/4e/d6/DM00206858.pdf/files/DM00206858.pdf/jcr:content/translations/en.DM00206858.pdf - Manufacturer Name: STMicroelectronics - Part Type: Microcontroller - Manufacturer Part Number: STM32L021K4U6 **Pins:** - NRST [pin 4] - PA0 [pin 6] - PA1 [pin 7] - PA10 [pin 20] - PA11 [pin 21] - PA12 [pin 22] - PA13 [pin 23] - PA14 [pin 24] - PA15 [pin 25] - PA2 [pin 8] - PA3 [pin 9] - PA4 [pin 10] - PA5 [pin 11] - PA6 [pin 12] - PA7 [pin 13] - PA8 [pin 18] - PA9 [pin 19] - PB0 [pin 14] - PB1 [pin 15] - PB2 [pin 16] - PB3 [pin 26] - PB4 [pin 27] - PB5 [pin 28] - PB6 [pin 29] - PB7 [pin 30] - PB8 [pin 32] - PB9 [pin 31] - PC14 [pin 2] - PC15 [pin 3] - VDD [pin 1] - VDD [pin 17] - VDDA [pin 5] - VSS [pin 33] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasyl/custom-shape-board-168~upb](https://www.flux.ai/vasyl/custom-shape-board-168~upb).* --- *Generated from [https://www.flux.ai/vasyl/custom-shape-board-168~upb](https://www.flux.ai/vasyl/custom-shape-board-168~upb)*