ATSAMD21G18A-AU IC MCU 32BIT 256KB FLASH 48TQFP

Apejuwe

SAM D21/DA1 jẹ lẹsẹsẹ awọn microcontrollers kekere-agbara nipa lilo ero isise 32-bit Arm® Cortex®-M0 +, ati lati awọn pinni 32 si awọn pinni 64 pẹlu to 256 KB Flash ati 32 KB ti SRAM.SAM D21/DA1 n ṣiṣẹ ni igbohunsafẹfẹ ti o pọju ti 48 MHz ati de 2.46 CoreMark/MHz.Wọn ṣe apẹrẹ fun iṣiwa ti o rọrun ati oye pẹlu awọn modulu agbeegbe kanna, koodu ibaramu hex, maapu adirẹsi laini kanna, ati awọn ọna ijira ibaramu pin laarin gbogbo awọn ẹrọ inu jara ọja naa.Gbogbo awọn ẹrọ pẹlu awọn agbeegbe oye ati rọ, Eto Iṣẹlẹ fun ifihan agbara agbeegbe, ati atilẹyin fun bọtini ifọwọkan capacitive, yiyọ, ati awọn atọkun olumulo kẹkẹ.SAM D21/DA1 n pese awọn ẹya wọnyi: Filaṣi siseto inu eto, 12-ikanni Direct Memory Access Adarí (DMAC), 12-ikanni ti oyan System, siseto Idilọwọ Adarí, soke 52 siseto I/O pinni, 32-bit Real Aago Aago ati Kalẹnda (RTC), to marun 16-bit Aago / Counters (TC) ati to mẹrin 24-bit Aago / Awọn iṣiro fun Iṣakoso (TCC), nibiti TC kọọkan le tunto lati ṣe igbohunsafẹfẹ ati iran igbi, akoko ipaniyan eto deede tabi gbigba titẹ sii pẹlu akoko ati wiwọn igbohunsafẹfẹ ti awọn ifihan agbara oni-nọmba.Awọn TC le ṣiṣẹ ni ipo 8-bit tabi 16-bit, awọn TC ti a ti yan le ti wa ni cascaded lati ṣe 32-bit TC, ati awọn aago mẹta / awọn iṣiro ni awọn iṣẹ ti o gbooro sii ti o dara julọ fun motor, ina, ati awọn ohun elo iṣakoso miiran.Awọn jara pese ọkan fullspeed USB 2.0 ifibọ ogun ati ẹrọ ni wiwo;Titi di Awọn modulu Ibaraẹnisọrọ Serial mẹfa (SERCOM) ti ọkọọkan le tunto lati ṣiṣẹ bi USART, UART, SPI, I2C to 3.4 MHz, SMBus, PMBus, ati alabara LIN;meji-ikanni ni wiwo 2S;O to ikanni meji-ikanni 350 ksps 12-bit ADC pẹlu ere siseto ati yiyan yiyan ati idinku ti o ṣe atilẹyin ipinnu 16-bit, ọkan 10-bit 350 ksps DAC, to awọn afiwera afọwọṣe mẹrin pẹlu ipo Window, Agbeegbe Fọwọkan Adarí (PTG) atilẹyin awọn bọtini 256, awọn sliders, awọn kẹkẹ, ati oye isunmọtosi;Aago Watchdog ti eto (WDT), aṣawari-awọ-awọ-awọ-awọ ati atunto agbara-lori ati eto Serial Wire Debug (SWD) pin-meji ati wiwo yokokoro.Gbogbo awọn ẹrọ ni deede ati agbara kekere ita ati awọn oscillators inu.Gbogbo awọn oscillators le ṣee lo bi orisun kan fun aago eto.Awọn ibugbe aago oriṣiriṣi le jẹ tunto ni ominira lati ṣiṣẹ ni awọn igbohunsafẹfẹ oriṣiriṣi, fifipamọ agbara ṣiṣẹ nipasẹ ṣiṣe agbeegbe kọọkan ni igbohunsafẹfẹ aago ti o dara julọ, ati nitorinaa mimu ipo igbohunsafẹfẹ Sipiyu giga lakoko idinku agbara agbara.SAM D21/DA1 naa ni awọn ipo oorun ti o yan sọfitiwia meji, Idle ati Imurasilẹ.Ni ipo Aiṣiṣẹ, Sipiyu ti duro lakoko ti gbogbo awọn iṣẹ miiran le jẹ ṣiṣiṣẹ.Ni ipo Imurasilẹ, gbogbo awọn aago ati awọn iṣẹ duro, nireti awọn ti a yan lati tẹsiwaju ni ṣiṣiṣẹ.Ẹrọ naa ṣe atilẹyin SleepWalking.Ẹya yii ngbanilaaye agbeegbe lati ji lati oorun ti o da lori awọn ipo asọye, ati nitorinaa ngbanilaaye Sipiyu lati ji dide nikan nigbati o nilo, fun apẹẹrẹ, nigbati iloro kan ba kọja tabi abajade ti ṣetan.Eto Iṣẹlẹ n ṣe atilẹyin amuṣiṣẹpọ ati awọn iṣẹlẹ asynchronous, gbigba awọn agbeegbe laaye lati gba, fesi ati firanṣẹ awọn iṣẹlẹ paapaa ni ipo imurasilẹ.Iranti eto Flash le tun ṣe ni eto nipasẹ wiwo SWD.Ni wiwo kanna le ṣee lo fun ti kii-intruive on-chip yokokoro koodu ohun elo.Agberu bata ti n ṣiṣẹ ninu ẹrọ le lo eyikeyi wiwo ibaraẹnisọrọ lati ṣe igbasilẹ ati igbesoke eto ohun elo ni iranti Flash.SAM D21/DA1 microcontrollers ni atilẹyin pẹlu akojọpọ kikun ti eto ati awọn irinṣẹ idagbasoke eto, pẹlu awọn olupilẹṣẹ C, awọn apejọ macro, olutọpa eto / awọn simulators, awọn pirogirama, ati awọn ohun elo igbelewọn.