Digital Teaching Aid (DED Philippinen, 86 p.) |

(introduction...) |

Preface |

Introduction |

Fundamental Logic Operations - Lesson 1 |

Lesson Plan |

(introduction...) |

Introduction |

TTL circuits |

Logic operations |

Handout No. 1 |

Worksheet No. 1 |

Introduction Boolean Algebra - Lesson 2 |

Lesson Plan |

Introduction |

Boolean algebra |

Boolean equations of logic circuits |

NOR and NAN gates |

De Morgan's theorems |

Worksheet No. 2 |

Circuit Analysis and Design - Lesson 3 |

Lesson Plan |

(introduction...) |

Introduction |

Boolean laws and theorems |

Sum of product method |

Design example |

Handout No. 2 |

Worksheet No. 3 |

First Evaluation |

Karnaugh Mapping - Lesson 4 |

Lesson Plan |

(introduction...) |

Introduction |

Karnaugh map |

Truth table to Karnaugh map |

Pairs, Quads, and Octets |

Overlapping and Rolling |

Worksheet No. 4 |

Karnaugh Mapping II - Lesson 5 |

Lesson Plan |

(introduction...) |

Introduction |

Product of sums method |

Don't care conditions |

Worksheet No. 5 |

Coding - Lesson 6 |

Lesson Plan |

(introduction...) |

Introduction |

ASCII code |

Excess-3 code |

Gray code |

Encoder |

Decoder |

Code converter |

Worksheet No. 6 |

Flip-Flops - Lesson 7 |

Lesson Plan |

(introduction...) |

Introduction |

RS Flip-Flops |

D - Flip-Flop (D-FF) |

JK Flip-Flop (JK-FF) |

Worksheet No. 7 |

Second Evaluation |

Counter - Lesson 8 |

Lesson Plan |

(introduction...) |

Introduction |

Asynchronous counter |

Synchronous counter |

Seven segment indicator and decoder |

Worksheet No. 8 |

Data Processing Circuits - Lesson 9 |

Lesson Plan |

(introduction...) |

Introduction |

Multiplexer |

Demultiplexer |

Handout No. 3 |

Worksheet No. 9 |

Third Evaluation |

Answers to Evaluation Problems |

__No. 1__ Draw the logic diagram, truth table, and the
waveform for a three flip-flop serial counter that uses JK master slave
flip-flops sensitive to positive clock transition.

__No. 2__ Determine the number of possible states in a
counter composed of the following number of flip-flops:

a) 5

b) 8

c) 11

__No. 3__ Draw the logic diagram, truth table, and waveforms
for a two flip-flop serial counter operating in the count down mode.

__No. 4__ Design the internal logic circuit for the 7448
(seven segment decoder for the common cathode indicator).

__No. 5__ Sketch the logic circuit for the following seven
segment indicators:

a) common cathode type

b) common anode type