ENCODER, DECODER dan SEVEN SEGMEN YUSRON SUGIARTO.

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Presentation transcript:

ENCODER, DECODER dan SEVEN SEGMEN YUSRON SUGIARTO

Dekoder Dekoder adalah suatu rangkaian logika yang memiliki sedikit masukan dan banyak keluaran.

Dekoder

Dekoder

Dekoder

ENCODERS AND DECODERS ONLY ONE INPUT ACTIVATED AT A TIME BINARY CODE INPUT ONLY ONE OUTPUT ACTIVATED AT A TIME BINARY CODE OUTPUT

THE 8421 BCD CODE Decimal number 4926 4 9 2 6 BCD stands for Binary-Coded Decimal. A BCD number is a four-bit binary group that represents one of the ten decimal digits 0 through 9. Example: Decimal number 4926 4 9 2 6 8421 BCD coded number 0100 1001 0010 0110

ELECTRONIC ENCODER - DECIMAL TO BCD BCD output Decimal input 0 1 1 1 0 1 0 1 0 0 1 1 0 0 0 0 Decimal to BCD Encoder 3 7 5 Encoders are available in IC form. This encoder translates from decimal input to BCD output.

10 line to 4 line Encoder

10 line to 4 line Encoder

4 line to 10 line Decoder

DECODERS: BCD TO 7-SEGMENT DECODER/DRIVER BCD input Decimal output LED 0 0 1 1 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 1 BCD-to- 7-Segment Decoder/ Driver Electronic decoders are available in IC form. This decoder translates from BCD to decimal. Decimals are shown on an 7-segment LED display. This IC also drives the 7-segment LED display.

? TEST Q #1- What is the decimal output from the decoder that appears on the 7-segment display? Q #4- What is the decimal output from the decoder that appears on the 7-segment display? Q #3- What is the decimal output from the decoder that appears on the 7-segment display? Q #5- What is the decimal output from the decoder that appears on the 7-segment display? Q #2- What is the decimal output from the decoder that appears on the 7-segment display? Answer: 9 Answer: 7 Answer: 6 Answer: 0 Answer: 3 BCD input Decimal output 0 1 1 1 1 0 0 1 0 0 0 0 0 1 1 0 0 0 1 1 BCD-to- 7-Segment Decoder/ Driver ?

7-segmen display

Rangkaian Pengubah kode BCD ke LED 7-segmen