Volume 2 builds on the material contained in Vol 1.

The following is representative of the content of Volume 2. Apologies, but I don't have the time to scan all of the hand drawings.

• Use of a Cadmium Sulphide Resistor for Light Detection
• Salvaging a Motion Detector
• Interfacing with 120 VAC
• Interfacing with an 8255 PPI
• Use of a 74259 8-bit Latch for Inividual Output Bit Control
• Interfacing with a Junk Disk Drive - Towanda Malone
• Interfacing with a 200 mV Panel Meter - Towanda Malone
• Interfacing with an Optrex LCD Panel - Christine Samuels
• Selectable Melody Player Using Holtek Greeting Card Melody ICs - Towanda Malone
• Printing Numbers in Binary
• Sonar Control and Precise Timing
• Periodic Timing using Interrupts
• Interfacing With an 0838 Serial A/D
• ADC0838 - Single Ended Measurments - Use of an LM34 to Measure Temperature
• Differential Measurements Using ADC0838
• Control of Speed and Direction of a DC Motor using Power FETs - H. Paul Roach
• A Shaft Encoder using Opto-reflectors - H. Paul Roach
• Interfacing with High Current Stepping Motors
• Obtaining Allegro Components
• Use of Serial Input Shift Registers to Control Multiple Devices.
• Interfacing with an Allegro 8-Bit Serial Latch
• Using the Allegro 5804 Stepping Motor Controller / Translator
• Interfacing with an Allegro Fluid Detector
• Introduction to the Basic Stamp
• Displaying Quantities using a 200 mV Panel Meter (Basic Stamp)
• Interfacing with a Precision Navigation Vector 2X Compass Module (PC and Basic Stamp)
• Programming a 93C56 Serial EEPROM using the Parallel Port
• Temperature Measurement Using an EEPROM Lookup Table (Basic Stamp)
• Early PC Error Codes
• BiDirectional Cable for PC to PC Data Transfer