{"product_id":"16-channel-servo-expansion-module","title":"Modulo di espansione per servo a 16 canali","description":"\u003ch2\u003eDriver PWM per servomotori a 16 canali I2C a 12 bit (PCA9685)\u003c\/h2\u003e\n\u003cp\u003eIl driver PWM per servomotori a 16 canali I2C a 12 bit (PCA9685) è progettato per progetti che richiedono un gran numero di uscite PWM precise. Ideale per esapodi, arte cinetica, robotica o controllo LED, questo driver elimina i limiti dei microcontrollori con pochi pin PWM. Grazie a una semplice interfaccia I2C, offre un controllo PWM affidabile e a funzionamento continuo con un uso minimo dei pin.\u003c\/p\u003e\n\u003cp\u003eCon la possibilità di controllare 16 uscite PWM usando solo due pin I2C—e l'opzione di collegare in cascata fino a 62 schede su un singolo bus—questo driver supporta fino a 992 uscite PWM totali.\u003c\/p\u003e\n\u003chr\/\u003e\n\u003ch3\u003eCaratteristiche principali\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e16 uscite PWM a funzionamento continuo con risoluzione a 12 bit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInterfaccia I2C che richiede solo due pin di controllo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesign collegabile in cascata con supporto fino a 62 schede (992 uscite totali)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFrequenza PWM regolabile fino a circa 1,6 kHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLa risoluzione a 12 bit offre una risoluzione di ~4 µs a 60 Hz per il controllo dei servomotori\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClock integrato per funzionamento continuo senza occupare il microcontrollore\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUscita configurabile push-pull o open-drain\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePin di abilitazione uscita per disattivare rapidamente tutte le uscite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatibile con 5V per il controllo da microcontrollori a 3,3V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupporta tensioni di uscita fino a 6V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCorpo traslucido\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesign leggero\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMeno rumore\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\/\u003e\n\u003ch3\u003eCaratteristiche della scheda ed elettriche\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIntervallo di indirizzi I2C a 7 bit: 0x60–0x80, selezionabile tramite ponticelli di saldatura\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e6 pin di selezione indirizzo per configurazioni multi-scheda\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMorsettiera per alimentazione esterna\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBreakout laterali opzionali da 0,1\" per l'ingresso di alimentazione\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProtezione contro l'inversione di polarità sull'ingresso della morsettiera\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndicatore LED verde di alimentazione presente\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConnettori servo a 3 pin disposti in gruppi di quattro (supporta 16 servomotori)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eImpronta per condensatore dedicato sulla linea V+\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eResistenze in serie da 220 ohm su tutte le linee di uscita per protezione e pilotaggio LED\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\/\u003e\n\u003ch3\u003eDimensioni e peso\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifiche\u003c\/th\u003e\n\u003cth\u003eValore\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensioni (senza pin header o morsettiera)\u003c\/td\u003e\n\u003ctd\u003e2.5\" × 1\" × 0.1\" (62.5 × 25.4 × 3 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeso (senza pin header o morsettiera)\u003c\/td\u003e\n\u003ctd\u003e5.5 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeso (con header 3×4 e morsettiera)\u003c\/td\u003e\n\u003ctd\u003e9 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\/\u003e\n\u003ch3\u003eAlimentazione e connettività\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIl pin VCC alimenta solo il chip\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIl pin V+ alimenta servomotori o LED e supporta un ingresso da 3.3V–6V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePer i servomotori è consigliato un alimentatore esterno tramite morsettiera\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProtezione contro l'inversione di polarità inclusa\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\/\u003e\n\u003ch3\u003eCollegamento Arduino (I2C)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eArduino classico:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e5V → VCC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGND → GND\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA4 → SDA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA5 → SCL\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eArduino Mega (disposizione pin precedente):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e5V → VCC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGND → GND\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDigital 20 → SDA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDigital 21 → SCL\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eArduino R3 e successivi (Uno, Mega, Leonardo):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e5V → VCC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGND → GND\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSDA → SDA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSCL → SCL\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\/\u003e\n\u003ch3\u003eCollegamento dei servomotori\u003c\/h3\u003e\n\u003cp\u003eI connettori standard per servomotori a 3 fili si inseriscono direttamente sulla scheda:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eGND: nero o marrone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSegnale: giallo o bianco\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\/\u003e\n\u003ch3\u003eConfigurazione dell'indirizzo I2C\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIndirizzo I2C predefinito: 0x40\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eL'indirizzo viene impostato tramite ponticelli di saldatura sulla scheda\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOgni scheda collegata in cascata deve avere un indirizzo univoco\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\/\u003e\n\u003cp\u003eQuesto driver PWM basato su PCA9685 offre una soluzione scalabile ed efficiente per controllare con precisione e stabilità grandi quantità di servomotori o LED.\u003c\/p\u003e","brand":"38-3D","offers":[{"title":"Default Title","offer_id":51392323289384,"sku":"16_Servo_Exp","price":6.04,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/7581\/0600\/files\/16-Channel-Servo-Expansion-Module.jpg?v=1778401691","url":"https:\/\/it.38-3d.co.uk\/products\/16-canali-servo-espansione-modulo","provider":"38-3D","version":"1.0","type":"link"}