๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

๋งˆ์ดํฌ๋กœํ”„๋กœ์„ธ์„œ1

[2์ฃผ์ฐจ] (External Interrupt) Caston Challenge 4 โ€ป Caston Challenge 2๋ฒˆ, 3๋ฒˆ ๋ฌธ์ œ๋Š” ํ•˜๋“œ์›จ์–ด์  ๊ตฌ์„ฑ์ด๊ธฐ ๋•Œ๋ฌธ์— ์ƒ๋žตํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. ๋ฌธ์ œ - ์Šค์œ„์น˜ 1์€ Falling Edge๋กœ - ์Šค์œ„์น˜ 2๋Š” Rising Edge๋กœ ์„ค์ • - AVR ๋ช…๋ น์–ด(PORT ์ž…์ถœ๋ ฅ)๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ Interrupt ์‹คํ—˜ - ์Šค์œ„์น˜ 1 Debounce ํšŒ๋กœ๋ฅผ ์„ค๊ณ„ - ์Šค์œ„์น˜ 2 ์ผ๋ฐ˜ ํšŒ๋กœ๋กœ ์„ค๊ณ„ - ์Šค์œ„์น˜ 1 LED 4๊ฐœ๊ฐ€ LSB ๋ถ€ํ„ฐ ํ•˜๋‚˜์”ฉ ๋ˆ„์ ํ•˜์—ฌ On, LCD์—๋Š” 1ํ–‰์—๋Š” “Falling Edge” Displayํ•˜๊ณ , 2ํ–‰์—๋Š” ํ˜„์žฌ LED๊ฐ€ ๋ช‡๊ฐœ On ๋˜์—ˆ๋Š”์ง€ ๊ฐœ์ˆ˜๋ฅผ Display - ์Šค์œ„์น˜ 2 LED 4๊ฐœ๊ฐ€ MSB ๋ถ€ํ„ฐ ํ•˜๋‚˜์”ฉ ์ด๋™ํ•˜๋ฉด์„œ On, LCD์—๋Š” 1ํ–‰์—๋Š” “Rising Edge”๋ผ๊ณ  Display, 2ํ–‰์—๋Š” MSB ๊ธฐ์ค€์œผ๋กœ ์ฒซ๋ฒˆ์งธ LED๋ฅผ 1์ด๋ผ๊ณ  ํ–ˆ์„.. 2022. 10. 5.
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