# esp8266 with relay ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** baom2601 - **Created:** 1/29/2024 - **Last Updated:** 3/12/2024 - **Visibility:** Public ## Key Components ### K1 — [SRD-05VDC-SL-C](https://www.flux.ai/jecstronic/srd-05vdc-sl-c~oap.md) - Manufacturer Name: Ningbo Songle Relay - Manufacturer Part Number: SRD-05VDC-SL-C - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021933_Ningbo-Songle-Relay-SRD-05VDC-SL-C_C35449.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Relay **Pins:** - A1 [pin A1] - A2 [pin A2] - COM [pin COM] - NC [pin NC] - NO [pin NO] ### Q1 — [PC817C](https://www.flux.ai/vasyl/pc817c~08t.md) - Manufacturer Name: Taiwan Semiconductor Corporation - Manufacturer Part Number: PC817C - Part Type: Integrated Circuit - Datasheet URL: https://www.taiwansemi.com/assets/uploads/datasheet/TPC817%20SERIES_C1612.pdf **Pins:** - ~ - ~ - ~ - ~ ### Q2 — [BC547B](https://www.flux.ai/jharwinbarrozo/bc547b~3mr.md) - Manufacturer Name: LGE - Part Type: Transistor - Datasheet URL: https://datasheet.lcsc.com/lcsc/2008011835_LGE-BC547B_C713613.pdf - Manufacturer Part Number: BC547B **Pins:** - B - C - E ### U1 — [Nodemcu-12E ESP8266](https://www.flux.ai/jharwinbarrozo/nodemcu-12e-esp8266~5t.md) - Datasheet URL: https://components101.com/development-boards/nodemcu-esp8266-pinout-features-and-datasheet - Manufacturer Part Number: Nodemcu-12E ESP8266 - Part Type: Microcontroller **Pins:** - 3V3 [pin 11] - 3V3 [pin 25] - 3V3 [pin 16] - A0 [pin 1] - CMD GPIO11 [pin 7] - D0 GPIO16 [pin 30] - D1 GPIO5 SCL [pin 29] - D2 GPIO4 SDA [pin 28] - D3 GPIO0 [pin 27] - D4 GPIO2 [pin 26] - D5 GPIO14 [pin 23] - D6 GPIO12 [pin 22] - D7 GPIO13 [pin 21] - D8 GPIO15 [pin 20] - EN [pin 12] - GND [pin 17] - GND [pin 14] - GND [pin 10] - GND [pin 24] - RST [pin 13] - RSV1 [pin 2] - RSV2 [pin 3] - RX GPIO3 [pin 19] - SCLK GPIO6 [pin 9] - SD0 GPIO7 MISO [pin 8] - SD1 GPIO8 MOSI [pin 6] - SD2 GPIO10 [pin 4] - SD2 GPIO9 [pin 5] - TX GPIO1 [pin 18] - VIN [pin 15] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/baom2601/esp8266-with-relay~qu](https://www.flux.ai/baom2601/esp8266-with-relay~qu).* --- *Generated from [https://www.flux.ai/baom2601/esp8266-with-relay~qu](https://www.flux.ai/baom2601/esp8266-with-relay~qu)*