How To - 1-Wire Interface with Arduino!
For inquiries or design services:
http://www.kdcircuits.com
Twitter: / kdcircuits
This video shows how to work with the DS18B20 1-Wire Temperature Sensor:
http://datasheets.maximintegrated.com...
The Code:
http://www.kevindarrah.com/wp-content...
Version 2 - Fixed a whole bunch of stuff
http://www.kevindarrah.com/wp-content...
Note! Timing might be a little off, let me know if any issues.
And since this video is soooo long, here are the links to the different parts of the video:
1:55 Hardware Breakdown
4:25 Code Walkthrough Starts
6:17 How to get the temp of one device on the Bus
7:34 Reset the Bus
9:47 Writing a Byte to the Bus
12:24 Reading the Scratch Pad
13:45 Performing the CRC Check of the Scratchpad Read
17:27 Temperature Calculations
24:30 Get the ROM Address of a single Device
27:00 Reading a Byte from the Bus
28:30 Get the temperature of a Device with a specific address
31:21 Write to the Scratchpad
34:00 Search the Bus for devices
41:30 Code Walkthrough of the Search Function
51:00 Searching the Bus for devices that are Alarming
52:35 Demonstration of the Alarm Function
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/ kdarrah
Twitter: / kdcircuits
For inquiries or design services:
https://www.kdcircuits.com