Arduino pwm fan control. 4-pin PWM pc fan control.
Arduino pwm fan control Control the speed of a 12 volt computer fan using a PWM duty cycle. 4-pin PWM pc fan control. This code was written to control the temperature inside a server cabinet by measuring the temperature with a DS18b20 Temperature probe and outputting a PWM signal with the Arduino Nano to control a 4-Pin fan. Cheapest Arduino Pro Mini ATmega168 (5V, 16Mhz) can handle it. This controls up to 3 fans to keep the temperature inside the case in check. Many projects that use a temp sensor, but never the most simple thing: control the speed of the fan. I used this circuit to control 2 groups of fans with different speeds, 4-pin fan connected to pin D9 and mosfet with 3-pin fans on pin D10. Secrets of Arduino PWM; Arduino Timer and Interrupt Tutorial on OscarLiang. com; ATmega328p datasheet Nov 18, 2023 · Control the speed of a 12 volt computer fan using a PWM duty cycle. I made a simple fan controller to put in a computer case, powered directly from one of the fan headers on the motherboard. I simply want to control a 4-wired fan (or maybe several) with an Arduino board. Controlling the speed of 4 Jan 26, 2016 · As the title says, I want to control the fan speed of a PWM Noctua 140mm Fan using an Arduino UNO. There is some information out there. My current equipment is: Benchtop Power Supply Arduino UNO PWM Noctua Fan Wires With respect to the wiring, I know that the 4-wires in my PWM fan correspond to . 1. Arduino Mega 2560 Rev3. Additional reading on Arudino timers and PWM. Unlike the cheap control boards from Amazon or Ebay this code switches the fan off when the Arduino Uno or Arduino Pro Mini can generate 2 different PWM signals on pins D9 and D10. My application simply requires me to be able to change the fan speed/RPM from completely off, to some intermediate values, to max speed. umkbmecdngbmechtvbvtrkbbqqisegfcfaijxfmlsmosbdtxhkoer