# Smart Button with E-Ink display ## Description This is a Smart Button project embedded with an E-Ink display. It uses an ESP32-PICO-KIT microcontroller and a Cherry MX mechanical switch for input detection. Upon the button press, various information is displayed on the E-Ink screen. #project #Template #projectTemplate ## Project Details - **Owner:** dark6614 - **Created:** 3/3/2024 - **Last Updated:** 3/15/2024 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ - **Copies:** 1 ## Key Components ### E-Ink — [HTEW0154T8](https://www.flux.ai/vasy_skral/htew0154t8.md) - Purchase Url: https://www.aliexpress.com/item/1005005765133180.html - Product Info Url: https://heltec.org/project/154-e-ink/ - Manufacturer Name: Chengdu Heltec Automation technology CO., LTD - Manufacturer Part Number: HTEW0154T8 - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://resource.heltec.cn/download/e-ink/154/1.54b%26w/HTEW0154T8_V20/HTEW0154T8_V20.pdf - Part Type: Display Device **Pins:** - BUSY [pin 7] - CLK [pin 6] - CS [pin 5] - D/C [pin 3] - GND [pin 2] - SDI [pin 4] - VCC [pin 1] ### ESP1 — [ESP32-PICO-KIT-1](https://www.flux.ai/vasy_skral/esp32-pico-kit-1.md) - Datasheet URL: https://docs.espressif.com/projects/esp-idf/en/latest/esp32/hw-reference/esp32/get-started-pico-kit-1.html - Manufacturer Part Number: ESP32-PICO-KIT-1 - Part Type: Dev Board - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Espressif Systems **Pins:** - EN [pin J2_18] - EXT_5V [pin J3_20] - GND [pin J3_3] - GND_1 [pin J2_19] - GND_2 [pin J3_19] - IO0 [pin J3_17] - IO10 [pin J2_10] - IO12 [pin J3_12] - IO13 [pin J3_13] - IO14 [pin J3_11] - IO15 [pin J3_14] - IO18 [pin J2_8] - IO19 [pin J2_6] - IO2 [pin J3_15] - IO20 [pin J2_3] - IO21 [pin J2_4] - IO22 [pin J2_5] - IO23 [pin J2_7] - IO25 [pin J3_6] - IO26 [pin J3_7] - IO27 [pin J3_10] - IO32 [pin J3_8] - IO33 [pin J3_9] - IO34 [pin J2_15] - IO35 [pin J2_14] - IO37 [pin J2_17] - IO38 [pin J2_16] - IO4 [pin J3_16] - IO5 [pin J2_9] - IO9 [pin J2_11] - RXD0 [pin J2_12] - SENSOR_VN [pin J3_5] - SENSOR_VP [pin J3_4] - TXD0 [pin J2_13] - VDD33_1 [pin J2_20] - VDD33_2 [pin J3_18] ### SW1 — [MX1A-11NW](https://www.flux.ai/vasy_skral/mx1a-11nw.md) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Cherry%20PDFs/MX%20Series.pdf - Part Type: Switch - Manufacturer Part Number: MX1A-11NW - Manufacturer Name: Cherry Americas LLC **Pins:** - 1 [pin 1] - 2 [pin 2] ### U1 — [NLVHC1G14DFT1G](https://www.flux.ai/vasy_skral/nlvhc1g14dft1g.md) - Manufacturer Name: onsemi - Datasheet URL: https://www.onsemi.com/pdf/datasheet/mc74hc1g14-d.pdf - Part Type: Integrated Circuit - Manufacturer Part Number: NLVHC1G14DFT1G - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - A [pin 2] - GND [pin 3] - NC [pin 1] - VCC [pin 5] - Y [pin 4] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/dark6614/smart-button-with-e-ink-display](https://www.flux.ai/dark6614/smart-button-with-e-ink-display).* --- *Generated from [https://www.flux.ai/dark6614/smart-button-with-e-ink-display](https://www.flux.ai/dark6614/smart-button-with-e-ink-display)*