From f16bf4b12b4cb122733589038c81cd3eb9b5c018 Mon Sep 17 00:00:00 2001 From: nc Date: Fri, 24 Oct 2025 14:08:50 +0200 Subject: [PATCH] Update README.md --- README.md | 38 ++++++++++++++++++++++++-------------- 1 file changed, 24 insertions(+), 14 deletions(-) diff --git a/README.md b/README.md index bec4c90..05881ff 100644 --- a/README.md +++ b/README.md @@ -31,7 +31,7 @@ substitutions: ## Hardware -The project is based around the ElectroDragon LED Controller board, but any ESP32 (incl C3, S2, S3) boards capable of handling 5v and either 12v or 24v can be used. Make sure to match the fan voltage to the power-supply and to the ESP32 board if using the ESP32 to control power to the fan. +The project is based around the ElectroDragon LED Controller board, but any ESP32 (incl C3, S2, S3) boards capable of handling 5v and either 12v or 24v can be used. Make sure to match the Fan Voltage to the Power Supply and to the ESP32 board if using the ESP32 to control power to the fan. * ESP32-C3 board - [ElectroDragon LED Controller](https://www.electrodragon.com/product/esp-led-strip-board/) * AM312 Mini PIR Sensor - [AliExpress](https://www.aliexpress.com/w/wholesale-mini-IR-AM312.html) @@ -41,11 +41,21 @@ The project is based around the ElectroDragon LED Controller board, but any ESP3 * 24 Volt Power Supply - [Amazon](https://www.amazon.de/-/da/dp/B0C536WGT7) / [AliExpress](https://www.aliexpress.com/item/1005006058174338.html) * Dupont Connectors - [Amazon](https://www.amazon.de/-/da/Dupont-stiksæt-kvindelige-kabelstik-adapter-printplader/dp/B09NBT7D9P/) / [AliExpress](https://www.aliexpress.com/item/1005005699352644.html) +Please make sure you use a fan that can handle being in a humid environment and being (nearly) constantly running. [Noctua's PPC range](https://www.noctua.at/en/products/browse/fans?productLine=industrialPPC) should manage this, with IP52 and IP67 ratings. + (All links are without referral codes/commission references) ### LED Controller - -![LED Controller](https://w2.electrodragon.com/Board-dat/NWI/NWI1126-DAT/13-39-15-09-06-2023.png "NWI1126") +You can find more information about the board [here](https://w2.electrodragon.com/Board-dat/NWI/NWI1126-DAT/NWI1126-DAT.md) + + + + LED Controller + + + + + To get 5v for the PWM signal to the fan, set Jumper 08 to "2812". This switches the Green terminal from being controlled by pin 06 to pin 09, and limits it to 5v. By also setting Jumper 09 to "GND", we change the Red terminal to be a common ground. @@ -62,7 +72,7 @@ AM312 Mini IR sensors should usually be connected directly to 3.3v and GND, whic SHT3x and SHT4x units should usually be connected directly to 3.3v and GND, which can be found on the LED Controller's pin header. Connect SCL to Pin 08 (pinSCL) on the header, and SAA to pin 02 (pinSDA). #### Fan -If using the ElectroDragon LED Controller, connect one end of the Fan Extension cable to the fan, and remove the connector in the end of the Fan Extension cable. +If using the ElectroDragon LED Controller, connect one end of the Fan Extension cable to the fan, and remove the connector at the other end of the Fan Extension cable. The exposed wires should be Blue, Green, Yellow, and Black * Blue connects to Green terminal on the board * Green (optional) connects to pin 3 on headers* @@ -75,28 +85,28 @@ Note: The RPM or TACHO signal on the green wire from the fan should be safe to c ## images - - + + Fit-Test - - + + Cable Management - - + + Powered test - - + + Installation - - + + Installation ## Contributing