For examples of almost everything here, see the Threaded Design Examples in the book.

• switches and buttons:
• see Section 9.2.1 (general info) and Section 6.10.1 (debouncing)
• photo-optic detectors:
• see Design Example 3.3 and Lab 5
  
• counter and 7-segment LED displays:
  
• see Section 6.12.1 and Lab 8
  
• data latch (for storing a switch state for later processing):
  
• see Section 6.10.2, Design Example 6.1, and Lab 7
  
• interfacing
  • see Section 6.11 (TTL and CMOS)
  • see Section 7.7 (keypad, LCD display)
  • see Section 7.8 (digital I/O)
  • see Lab 11 (motor, switches, keypad, LEDs)
• small dc motors:
  
• recommended: Radio Shack part # 273-223 (1.5-3V, approximately $1)
  
• see Design Example 10.1 for reversibility
  
• gearboxes for small dc motor:
  
• recommended: Hobby Town (see hobby supplies at www.engr.colostate.edu/~dga/vendors.html)
• solenoids (for short stroke linear motion) and relays (for electrically isolated switching; also, higher currents possible than with transistors):
• see Section 10.3
• see Section 15.12 in Lab 15
  
• see electronics vendors at www.engr.colostate.edu/~dga/vendors.html
• stepper motors:
• see Sections 10.6 and 10.7
• PIC microcontroller:
• see Chapter 7 and Labs 9-11
• see "PIC Resources" at mechatronics.colostate.edu/pic.html
• see the printed PicBasic manuals in B107 and on-line
• information on how to prevent electromagnetic interference (EMI) and circuit noise:
• see Section 2.10 and Class Discussion Item 6.17
• see Section 15.14 in Lab 15
• power supply and battery options and information
  • see Sections 15.10 and 15.11 in Lab 15
• soldering and prototyping
  • see Section 15.13 in Lab 15
  • see example of steps required for making a printed circuit board (PCB)
• vendors and suppliers of electronic and mechatronic components and products (local and Web mail-order):
  
• see "Useful Local Vendors" at www.engr.colostate.edu/~dga/vendors.html
• see small robotics project links (for motors, drive components, sensors, hobby supplies) at:
  www.engr.colostate/edu/~dga/mechatronics/resources.html#Robotics
  
• E-bay is also a good source for all types of stuff
• see "Mechatronics Resources" at mechatronics.colostate.edu/resources.html