{"id":1973,"date":"2025-04-25T09:01:09","date_gmt":"2025-04-25T00:01:09","guid":{"rendered":"https:\/\/blog.agentsoft.co.kr\/index.php\/2025\/04\/25\/1973\/"},"modified":"2025-04-25T09:01:09","modified_gmt":"2025-04-25T00:01:09","slug":"%eb%b6%80%ec%82%b0%eb%8c%80-%ec%9d%b4%ed%95%99%ec%a0%84%ec%9e%90%ec%8b%a4%ed%97%98-8-555-timer-2","status":"publish","type":"post","link":"https:\/\/blog.agentsoft.co.kr\/index.php\/2025\/04\/25\/1973\/","title":{"rendered":"[\ubd80\uc0b0\ub300 \uc774\ud559\uc804\uc790\uc2e4\ud5d8] 8. 555 timer-2"},"content":{"rendered":"

<\/p>\n

\ubaa9\ucc28<\/strong><\/p>\n

1. \uc2e4\ud5d8 \ubaa9\uc801
\n2. \uc2e4\ud5d8 \uc6d0\ub9ac
\n3. \uc2e4\ud5d8 \uae30\uad6c \ubc0f \uc7ac\ub8cc
\n4. \uc2e4\ud5d8 \ubc29\ubc95
\n5. \uce21\uc815\uac12 \ubc0f \uc2e4\ud5d8 \uacb0\uacfc
\n6. \uacb0\uacfc\uc5d0 \ub300\ud55c \ub17c\uc758
\n7. \uacb0\ub860
\n8. \ucc38\uace0\ubb38\ud5cc \ubc0f \ucd9c\ucc98<\/p>\n

\ubcf8\ubb38\ub0b4\uc6a9<\/strong><\/p>\n

4. \uc2e4\ud5d8 \ubc29\ubc95
\n\uc2e4\ud5d8 3. Astable circuit
\n1. \uadf8\ub9bc 6\uacfc \uac19\uc774 astable circuit\uc744 \uad6c\uc131\ud558\uc5ec\ub77c.
\n2. \uc624\ub978\ucabd \uadf8\ub9bc\uc758 diode\ub97c \uc5f0\uacb0\ud55c \ud68c\ub85c\uc758 duty cycle\uc774 50%\uac00 \ub418\ub3c4\ub85d R1, R2, C1\uc744 \uacb0\uc815\ud55c \ud6c4 Vcapacitor, Voutput\uc758 \ubcc0\ud654\ub97c \uad00\uce21\ud558\uace0 Tm, Ts \uce21\uc815\ud558\uc5ec\ub77c.
\n3. duty cycle\uc774 50%\uc778 \ud68c\ub85c\uc5d0\uc11c \uc67c\ucabd \uadf8\ub9bc\uacfc \uac19\uc774 diode\ub97c \uc81c\uac70\ud55c \ud6c4 Vcapacitor, Voutput\uc758 \ubcc0\ud654\ub97c \uad00\uce21\ud558\uace0 Tm, Ts \uce21\uc815\ud558\uc5ec\ub77c.
\n4. diode\uac00 \uc5f0\uacb0\ub41c \ud68c\ub85c\uc758 duty cycle\uc774 50% \uc774\ud558\uac00 \ub418\ub3c4\ub85d \ubcc0\ud654\ub97c \uc900 \ub4a4 10\ubc88-11\ubc88 \uc2e4\ud5d8\uc744 \ubc18\ubcf5\ud558\uc5ec\ub77c.
\n5. Output \ub2e8\uc790\uc5d0 LED\ub97c \uc5f0\uacb0\ud558\uc5ec \ubcc0\ud654\ub97c \uad00\uce21\ud558\uc5ec\ub77c.
\n6. \uc751\uc6a9 \uc608\uc81c\uc778 \uba54\ud2b8\ub85c\ub188 \ud68c\ub85c\ub97c \uad6c\uc131\ud558\uc5ec \uac00\ubcc0 \uc800\ud56d\uc744 \uc870\uc808\ud558\uc5ec \uc2a4\ud53c\ucee4\uc5d0 \ub098\uc624\ub294 \uc18c\ub9ac\ub97c \uc624\uc2e4\ub85c\uc2a4\ucf54\ud504\ub85c \uce21\uc815\ud558\uc5ec\ub77c.<\/p>\n

\uadf8\ub9bc 6 Astable example circuit<\/p>\n

\uc2e4\ud5d8 4. Bistable circuit
\n7. \uadf8\ub9bc 7\uacfc \uac19\uc774 Bistable circuit\uc744 \uad6c\uc131\ud558\uc5ec\ub77c.
\n8. Bistable circuit\uc774 \uc791\ub3d9\ud568\uc744 \ubcf4\uc774\uace0, Bistable operation\uc774 \ubb34\uc5c7\uc778\uc9c0 \uc124\uba85\ud558\uc5ec\ub77c.<\/p>\n

<\uc911 \ub7b5><\/p>\n

\uc2e4\ud5d8 2. Bistable circuit
\n\uc2e4\ud5d82\uc5d0\uc11c\ub294 Bistable Circuit\ub97c \uad6c\uc131\ud588\ub2e4. \uacb0\uacfc\ub294 \uce21\uc815\uac12\uc5d0 \ub4dc\ub7ec\ub09c \uc0ac\uc9c4\ucc98\ub7fc LOW\uc0c1\ud0dc\uc77c \ub54c\uc5d0 Trigger Input \uc2a4\uc704\uce58\ub97c \ub20c\ub7ec \uc8fc\uba74 Output\uc774 HIGH\uc0c1\ud0dc\ub85c \ubcc0\ud558\uc5ec \uc548\uc815\ub41c \uc0c1\ud0dc\ub85c \uc720\uc9c0\ub41c\ub2e4. \uc774 \uc0c1\ud0dc\uc5d0\uc11c Trigger \uc2a4\uc704\uce58\ub97c \ub20c\ub7ec\uc8fc\uba74 Trigger Input\uc758 \uac12\uc740 \ubcc0\ud654\ud558\uc9c0\ub9cc Output\uc0c1\ud0dc\ub294 \uacc4\uc18d HIGH\ub85c \uc548\uc815\ub41c \uc0c1\ud0dc\ub97c \uc720\uc9c0\ud558\ub294\ub370 \uc774\ub294 \uc774\ub860\uc5d0\uc11c \ub4dc\ub7ec\ub0b8 \uac12\uacfc \uac19\uc74c\uc744 \uc54c \uc218 \uc788\ub2e4.
\n\ub2e4\uc74c\uc73c\ub85c\ub294 HIGH\uc0c1\ud0dc\uc5d0\uc11c Reset\uc758 \uc2a4\uc704\uce58\ub97c \ub20c\ub7ec\uc8fc\uba74 Output\uc758 \uc0c1\ud0dc\uac00 LOW\uc0c1\ud0dc\ub85c \ubcc0\ud558\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\ub2e4. \uc55e\uc120 \uc2e4\ud5d8\uacfc \uac19\uc774 \ud55c\ubc88 Reset\uc744 \ub20c\ub7ec\uc11c LOW\ub85c \uc548\uc815\ub41c \uc0c1\ud0dc\uac00 \ub418\uba74 \uacc4\uc18d Reset\uc2a4\uc704\uce58\ub97c \ub20c\ub7ec\ub3c4 Reset Input\uc758 \uac12\uc740 \ubcc0\ud654\uac00 \uc788\uc9c0\ub9cc, Output\uc758 \uac12\uc740 \ubcc0\ud558\uc9c0 \uc54a\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\ub2e4.<\/p>\n

\ucd9c\ucc98 : \ud574\ud53c\ucea0\ud37c\uc2a4<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\ubaa9\ucc28 1. \uc2e4\ud5d8 \ubaa9\uc801 2. \uc2e4\ud5d8 \uc6d0\ub9ac 3. \uc2e4\ud5d8 \uae30\uad6c \ubc0f \uc7ac\ub8cc 4. \uc2e4\ud5d8 \ubc29\ubc95 5. \uce21\uc815\uac12 \ubc0f \uc2e4\ud5d8 \uacb0\uacfc 6. \uacb0\uacfc\uc5d0 \ub300\ud55c \ub17c\uc758 7. \uacb0\ub860 8. \ucc38\uace0\ubb38\ud5cc \ubc0f \ucd9c\ucc98 \ubcf8\ubb38\ub0b4\uc6a9 4. \uc2e4\ud5d8 \ubc29\ubc95 \uc2e4\ud5d8 3. Astable circuit 1. \uadf8\ub9bc 6\uacfc \uac19\uc774 astable circuit\uc744 \uad6c\uc131\ud558\uc5ec\ub77c. 2. \uc624\ub978\ucabd \uadf8\ub9bc\uc758 diode\ub97c \uc5f0\uacb0\ud55c \ud68c\ub85c\uc758 duty cycle\uc774 50%\uac00 \ub418\ub3c4\ub85d […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1349,315,3663],"class_list":["post-1973","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-1349","tag-315","tag-3663"],"_links":{"self":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/1973","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/comments?post=1973"}],"version-history":[{"count":0,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/1973\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=1973"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/categories?post=1973"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/tags?post=1973"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}