Difference between revisions of "Fan-4020-PWM-5V"
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|img=[[File:Fan-4020-PWM-5V-3.jpg|300px|link=https://www.waveshare.com/fan-4020-pwm-5v.htm]] | |img=[[File:Fan-4020-PWM-5V-3.jpg|300px|link=https://www.waveshare.com/fan-4020-pwm-5v.htm]] | ||
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== Introduction == | == Introduction == | ||
− | + | Fan for Jetson Nano, support PWM controlling | |
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|More = [https://www.waveshare.com/fan-4020-pwm-5v.htm More]}} | |More = [https://www.waveshare.com/fan-4020-pwm-5v.htm More]}} | ||
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== FAQ == | == FAQ == | ||
+ | {{FAQ|What functions do the four wires of Fan-4020-PWM-5V separately?| | ||
+ | '''Black''' -> GND; '''Red''' -> Vcc; '''Blue''' -> Tach; '''Yellow''' -> PWM | ||
+ | The color of Tach and PWM may be different among different batch, it is all to the actual products. | ||
+ | |||}} | ||
{{Service00}} | {{Service00}} |
Revision as of 07:24, 22 August 2019
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Introduction
Fan for Jetson Nano, support PWM controlling
More |
How to use
Hardware connection
Please connect the Fan to Fan interface of the Jetson Nano Developer Kit, note the direction.
Software setting
- Running fan: you can use the command below to run the fan in full speed
sudo sh -c 'echo 255 > /sys/devices/pwm-fan/target_pwm'
【Note】You can change the 255 to other value (0~255) to change the speed of fan
- You can also set the fan ran when booting by creating and modifying rc.local file
sudo vi /etc/rc.local
- Add statements below to rc.local file and save
#!/bin/bash sleep 10 sudo /usr/bin/jetson_clocks sudo sh -c 'echo 255 > /sys/devices/pwm-fan/target_pwm'
- Modify file permission
sudo chmod u+x rc.local
- Then reboot and testing
sudo reboot
【Note】if you are strange to the vi editor, you can also install nano and use it for editing:
sudo apt-get install nano sudo nano /etc/rc.local
FAQ
Answer:
Black -> GND; Red -> Vcc; Blue -> Tach; Yellow -> PWM
The color of Tach and PWM may be different among different batch, it is all to the actual products.
Support
If you require technical support, please go to the Support page and open a ticket.