Hao Jie Chan commented on Magnetic Levitation

a month ago

Hi there! I'm not as active as I used to be, but I still reply to the comments from time to time.
I made the power supply myself, using a...

Hao Jie Chan respected ESP32 Arduino IDE "Hello World"

3 months ago

Hao Jie Chan commented on Water Quality Monitoring System

4 months ago

Hi. Maybe the system can give some warning when the pH goes to some threshold?
I would also like to have some kind of a display, maybe LC...

Hao Jie Chan respected Visual Capturing with OV7670 on Arduino

6 months ago

Hao Jie Chan commented on Water Quality Monitoring System

6 months ago

Hi, thank you for your kind words. 😃 Hope to see your first project up and running soon!

Hao Jie Chan joined Home Automation

6 months ago

Hao Jie Chan joined Robotics

6 months ago

Hao Jie Chan joined Sensors

6 months ago

Hao Jie Chan joined Everything ESP

6 months ago

Hao Jie Chan joined myDevices

6 months ago

Hao Jie Chan registered for ESP8266 IoT Contest - Simplify the Connected World

6 months ago

Hao Jie Chan commented on Magnetic Levitation

7 months ago

Awesome! I'm happy that you made it! 😃
Regarding the MOSFET selection, looking at the datasheet typical output characteristics showed th...

Hao Jie Chan commented on Magnetic Levitation

8 months ago

Sorry, I don't have the file.

Hao Jie Chan commented on Magnetic Levitation

8 months ago

Hi, I don't remember uncommenting anything though...
Does the LED on the Gate light up? It should light up when a magnet is near the Hal...

Hao Jie Chan commented on Magnetic Levitation

8 months ago

Ahh I see. My code in my laptop shows I've moved the function to before it is called. I'll need to update the code here. Thanks for point...

Hao Jie Chan commented on Magnetic Levitation

8 months ago

Hi there!
The roundValue() function is declared before the setup() loop, at line 81 in the code editor above.
int roundValue(float value)...

Hao Jie Chan respected Make An Autonomous "Follow Me" Cooler

9 months ago

Hao Jie Chan commented on Water Quality Monitoring System

9 months ago

The interfacing, GPS and GSM modules cost less than RM300. The expensive parts are the sensor probes, which can cost up to 200-400 USD.

Hao Jie Chan respected “It’s For The Birds!”

10 months ago

Hao Jie Chan commented on Magnetic Levitation

a year ago

Hello!
Well first of all, this project might take some time to construct so plan your time ahead.
You can learn the basic of electronics ...

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