Visit www.pi-school.com for latest guides and instructions  and contact  www.thelittlebritishrobotcompany.co.uk for sale of HapPi-Kits                                 Copyright © Stewart Dunn 2013 onwards
 Devices that Can be Used   
Video 
Sound 
Internet  
internet Pi-School
Push switches
Micro-switch
Tilt switch  
Humidity sensor
PIR  movement sensor
Ultrasonic distance sensor
Temperature sensor
Servo motor
Stepper motor
Reed magnet switch
Number display 
LED 
dc motor fast
geared  down motor slow
Buzzer   
Relay
 HapPi add-on for  ROBOTS and General Purpose work 
Plug the HapPi add-on to the Raspberry Pi so you can control  the following:-    
INPUT examples 
OUTPUT examples  
Also use these at the same time  
RaspPi Camera via camera connector 
Line sensor
IR sensor
  use via 3.5m audio connector 
0V i2C HapPi add-on   Motor Driver  4 - 6V Motor 1  Motor 2  5V 0V SCL SDA Power         11       12  15        16 GPIO Connector   Inputs -  +   TLBRC The GPIO  connects directly to the RaspPi 11  1 3 5 7 9 11 13 15 17 19 21 23 25 2 4 6 8 10 12 14 16 18 20 22 24 26
 when HapPi add-on is used with Raspberry Pi
Note The Motor Driver Chip powers pins 11,12,15 and 16
TLBRC