Raspberry Pi LESSON 28: Build a Programmable Temperature Sensing Alarm
31:59
Raspberry Pi LESSON 29: Using a Photoresistor to Detect Light on the Raspberry Pi
24:28
Raspberry Pi LESSON 24: Using a PIR Motion Sensor with the Raspberry Pi
38:38
Raspberry Pi LESSON 27: Understanding and Using Active and Passive Buzzers
43:04
Raspberry Pi LESSON 26: Build a Temperature and Humidity System with LCD Display
41:59
Raspberry Pi LESSON 31: Understanding and Using a Keypad with the Raspberry Pi
28:03
Raspberry Pi LESSON 23: Measuring the Speed of Sound with an Ultrasonic Sensor
25:53
Raspberry Pi LESSON 11: Understanding and Using a RGB LED
29:12