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Blog
Tutorials on Arduino, ESP8266, Raspberry Pi and sensors from the Internet of Things course, plus course notes.
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Data Science Using R
unit1textbook R_syntax UNIT2 Linear_regression_part2 logistic_regression DecisionTreeLearning_final Unit4
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OO Metric Tools
The OO Metric tools can be downloaded from here ckjm How to run: java -jar ckjm-1.9.jar sample.class Where jar file…
Internet of Things
WiFi – ESP8266 – Cloud Write/Read
WiFi – ESP8266 Code to upload/read the sensor data to Thingspeak cloud. Steps to create an data stream in Thingspeak…
Internet of Things
Pi: How to use Laptop as Output
There are many working on Pi but not having access to a TV (for output). Even for those who have…
Internet of Things
Pi: How to install Raspbian OS
The official Raspberry Pi website http://raspberrypi.org has sufficient information on this. However a simpler tutorial would still be helpful. The following are…
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Bluetooth HC-05 : AT Mode
HC-05 GND — Arduino GND Pin HC-05 VCC (5V) — Arduino 5V HC-05 TX — Arduino Pin 10 (soft RX)…
Internet of Things
Zigbee with Arduino
Introduction The Zigbee S2 module runs native Zigbee protocol (Don’t use the S1 module which doesn’t have config). There are…
General
Long Range – IR sensor (E18-D80NK)
A very cheap, easy to assemble, easy to use Infrared sensor with a long detection distance and has less interference…
Internet of Things
MiFare RC522 RFID Reader
Introduction The MiFare reader is capable of reading and writing into RFID cards. Each card has about 1k of memory.…
Internet of Things
ESP8266 Peer to Peer
In this setup, we have the one ESP8266 setup as an AP (Access Point) and another as a STA (Station).…