# [Example] ESP32 Reference Design ## Description An example development and reference design for the ESP32 microcontroller. ## Project Details - **Owner:** irflashrex - **Created:** 9/11/2021 - **Last Updated:** 9/19/2024 - **Visibility:** Public - **Stars:** 1 ## Key Components ### cd-dr — [68786-202LF](https://www.flux.ai/adrian95/68786-202lf~c2w.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: 68786-202LF - Manufacturer Name: Amphenol ICC (FCI) - Datasheet URL: https://cdn.amphenol-cs.com/media/wysiwyg/files/drawing/68786.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] ### cs-rs — [68786-202LF](https://www.flux.ai/adrian95/68786-202lf~c2w.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Part Number: 68786-202LF - Manufacturer Name: Amphenol ICC (FCI) - Datasheet URL: https://cdn.amphenol-cs.com/media/wysiwyg/files/drawing/68786.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] ### er-cd — [68786-202LF](https://www.flux.ai/adrian95/68786-202lf~c2w.md) - Datasheet URL: https://cdn.amphenol-cs.com/media/wysiwyg/files/drawing/68786.pdf - Manufacturer Name: Amphenol ICC (FCI) - Manufacturer Part Number: 68786-202LF - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - 1 [pin 1] - 2 [pin 2] ### ESP-01 — [ESP-01](https://www.flux.ai/adrian95/esp-01~8lc.md) - Part Type: Module - Datasheet URL: https://www.universal-solder.ca/downloads/esp8266_series_modules_user_manual_en.pdf - Manufacturer Part Number: Ai-Thinker ESP-01S ESP8266 - Manufacturer Name: Ai-Thinker - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - EN [pin 6] - GND [pin 1] - IO0 [pin 3] - IO2 [pin 2] - RST [pin 7] - RXD [pin 4] - TXD [pin 5] - VCC [pin 8] ### reset — [68786-202LF](https://www.flux.ai/adrian95/68786-202lf~c2w.md) - Manufacturer Part Number: 68786-202LF - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Datasheet URL: https://cdn.amphenol-cs.com/media/wysiwyg/files/drawing/68786.pdf - Manufacturer Name: Amphenol ICC (FCI) **Pins:** - 1 [pin 1] - 2 [pin 2] ### rs232 converter — [MAX232IDWR](https://www.flux.ai/vasyl/max232idwr~ulh.md) - Manufacturer Name: Texas Instruments - Manufacturer Part Number: MAX232IDWR - Part Type: Integrated Circuit - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fmax232 **Pins:** - C1- [pin 3] - C1+ [pin 1] - C2- [pin 5] - C2+ [pin 4] - GND [pin 15] - R1IN [pin 13] - R1OUT [pin 12] - R2IN [pin 8] - R2OUT [pin 9] - T1IN [pin 11] - T1OUT [pin 14] - T2IN [pin 10] - T2OUT [pin 7] - VCC [pin 16] - VS- [pin 6] - VS+ [pin 2] ### usb power — [1050170001](https://www.flux.ai/jecstronic/1050170001~hbl.md) - Manufacturer Part Number: 1050170001 - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.molex.com/pdm_docs/sd/1050170001_sd.pdf - Manufacturer Name: Molex **Pins:** - D- [pin 2] - D+ [pin 3] - GND [pin 5] - ID [pin 4] - SHIELD1 [pin SH1] - SHIELD2 [pin SH2] - SHIELD3 [pin SH3] - SHIELD4 [pin SH4] - SHIELD5 [pin SH5] - SHIELD6 [pin SH6] - VBUS [pin 1] ### voltage reg — [AMS1117-3.3](https://www.flux.ai/vasy_skral/ams1117-33~34.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021917_Advanced-Monolithic-Systems-AMS1117_C6188.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: AMS - Manufacturer Part Number: AMS1117-3.3 - Symbol Style: Parametric - Part Type: Integrated Circuit **Pins:** - GND [pin 1] - TAB(VOUT) [pin 4] - VIN [pin 3] - VOUT [pin 2] ### VS1 — [CA45-A-16V-1uF-K](https://www.flux.ai/adrian95/ca45-a-16v-1uf-k~yj6.md) - Manufacturer Name: CEC(Shenzhen Zhenhua XinYun Elec) - Manufacturer Part Number: CA45-A-16V-1uF-K - Part Type: Polarized Capacitor - Datasheet URL: https://datasheet.lcsc.com/lcsc/1810161418_CEC-Shenzhen-Zhenhua-XinYun-Elec-CA45-A-16V-1uF-K_C140386.pdf **Pins:** - A - K ### VS2 — [CA45-A-16V-1uF-K](https://www.flux.ai/adrian95/ca45-a-16v-1uf-k~yj6.md) - Part Type: Polarized Capacitor - Datasheet URL: https://datasheet.lcsc.com/lcsc/1810161418_CEC-Shenzhen-Zhenhua-XinYun-Elec-CA45-A-16V-1uF-K_C140386.pdf - Manufacturer Name: CEC(Shenzhen Zhenhua XinYun Elec) - Manufacturer Part Number: CA45-A-16V-1uF-K **Pins:** - A - K *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/irflashrex/example-esp32-reference-design~mr](https://www.flux.ai/irflashrex/example-esp32-reference-design~mr).* --- *Generated from [https://www.flux.ai/irflashrex/example-esp32-reference-design~mr](https://www.flux.ai/irflashrex/example-esp32-reference-design~mr)*