Commodore 64 interfacing blue book

CHAPTER 1: INTRODUCTORY INFORMATION
11.   Introduction ......................................................... 2
12.   The Ports on 64 .................................................... 4
13.   General Programming Notes ................................... 9
14.   Programming the USER PORT ................................ 12
15.   Construction Methods ..........................................14
16.   Sources of Materials ............................................. 18
CHAPTER 2: IMPROVING THE 64
 1.   USER PORT Breadboarding ................................... 20
 2.   External Audio and Video ..................................... 25
 3.   Universal Cassette Interface .................................. 29
 4.   Parallel Printer Interface ...................................... .37
 5.   Expansion Port Buffer. ......................................... .40
 6.   Reset Switch ....................................................... 45
 7.   Light Pen ............................................................ 50
 8.   RS-232C Interface ................................................ 55
 9.   Adding a User Port .............................................. 60
10.   More 1/0 Ports .................................................... 63
11.   8K RAM with Data Retention ................................. 69
12.   Adding Another 64K of RAM ................................. 72
CHAPTER 3: SENSOR INTERFACING
13.   Computerized Thermometer ................................ .77
14.   Light Sensor ....................................................... 83
15.   Liquid Level Sensor ............................................. 85
16.   Force Sensor ...................................................... 87
CHAPTER 4: TELEPHONE INTERFACES
17. Telephone Ring Detector ..................................... 90
18. Pulse Telephone Dialer ........................................ 93
19. DTMF Telephone Dialer ....................................... 96
20. Phone Line Status Monitor. ................................. 100
21. DTMF Receiver ................................................. 101
22. Voice Mail. ....................................................... 106
CHAPTER 5: VOICE INTERFACES
23. Voice Output .................................................... 114
24. Allophone Speech Synthesizer ............................. 123
25. Voice Input ...................................................... 133
CHAPTER 6: AID AND D/A INTERFACES
26.   Simple D/A Converter ......................................... 141
27.   Precision 8-Bit D/A Converter .............................. 143
28.   8-Channel 8-Bit ND Converter ............................ 146
29.   12-Bit Data Acquisition System ............................ 150
CHAPTER 7: CONTROLLER INTERFACES
30. PWM Motor Controller ....................................... 154
31. AC Power Controller .......................................... 157
CHAPTER 8: INSTRUMENTATION CIRCUITS
32. Capacitance Meter ............................................ 161
33. FFT Spectrum Analyzer ........................................ 164
34. Logic Analyzer .................................................. 171
CHAPTER 9: HOME SECURITY SYSTEMS
35. Pickproof Digital Lock ......................................... 178
36. Home Security System ........................................ 183