Digital Logic Circuit - IIRC -...
Transcript of Digital Logic Circuit - IIRC -...
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐1 Eung Je Woo
Digital Logic Circuit
Signal
Continuous-time and continuous-amplitude signal (analog signal)
Discrete-time and continuous-amplitude signal (sampled signal)
Continuous-time and discrete-amplitude signal (quantized signal)
Discrete-time and discrete-amplitude signal (digital signal)
ADC
Sampling
Quantization
Analog signal and digital signal
Numbers
Natural number and 0
Integer
Rational number
Irrational number
Real number
Imaginary number
Complex number
Binary number
Bit, nibble, byte and word
LSB and MSB
Addition, subtraction, multiplication and division
Hexadecimal number
BCD representation
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐2 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐3 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐4 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐5 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐6 Eung Je Woo
Binary arithmetic (Boolean algebra)
AND
OR
NOT
De Morgan’s theorem
Duality, sum of product and product of sum
Truth table
NAND
NOR
XOR
Half adder
Full adder
Karnaugh map and logic design
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐7 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐8 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐9 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐10 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐11 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐12 Eung Je Woo
Combinatorial logic
Multiplexer, address, enable
Decoder
ROM, EPROM and EEPROM
RAM
PLD
PROM
PLA
PAL/GAL
FPGA
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐13 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐14 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐15 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐16 Eung Je Woo
Dept. of Biomed. Eng. BME207: Basic Electronic Circuits Kyung Hee Univ.
http://www.ejwoo.com 13‐17 Eung Je Woo