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| et:examples:encoder:hall_encoder [2010/01/11 13:28] – mikk.leini | et:examples:encoder:hall_encoder [2020/07/20 09:00] (current) – external edit 127.0.0.1 |
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| ====== Hall'i kooder ====== | ====== Hall'i kooder ====== |
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| //Vajalikud teadmised: [HW] [[et:hardware:motors|Mootorite moodul]], [AVR] [[et:avr:io|Sisendid-väljundid]], [AVR] [[et:avr:interrupts|AVR katkestused]], [AVR] [[et:avr:timers|AVR loendurid]], [LIB] [[et:software:library:module:motors|Mootorite teek]], [LIB] [[et:software:library:module:encoders|Koodrite teek]], [LIB] [[et:software:library:module:lcd_alphanumeric|Alfabeetilise LCD teek]], [LIB] [[et:software:library:delay|Viite teek]], [PRT] [[et:examples:timer:periodic_interrupt|Perioodiline katkestus]]// | //Vajalikud teadmised: [HW] [[et:hardware:homelab:motor]], [HW] [[et:hardware:homelab:lcd]], [AVR] [[et:avr:io]], [AVR] [[et:avr:interrupts]], [AVR] [[et:avr:timers]], [LIB] [[et:software:homelab:library:module:motor]], [LIB] [[et:software:library:module:encoder]], [LIB] [[et:software:homelab:library:module:lcd_alphanumeric]], [LIB] [[et:software:homelab:library:delay]], [PRT] [[et:examples:timer:periodic_interrupt]]// |
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| ===== Teooria ===== | ===== Teooria ===== |
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| | Hall'i kooder on magnetiline pöördkooder mis põhineb Hall'i efektil. Hall'i efekt tekitab magnetväljas asuvas vooluga juhis pinge. See pinge on küll väike kuid seda saab võimendada. Hall'i koodris on pöörleval võllil 1 või enam magnetit mis liiguvad mööda andurist. |
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| | Neid on ka veel 3 sorti... |
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| ===== Praktika ===== | ===== Praktika ===== |