ATSAMR21G18A-MU IC RF TxRx + MCU General ISM > 1GHz – 2.4GHz 48-VFQFN Exposed Pad

Tlhaloso

The Atmel® |SMART™ SAM R21 ke letoto la li-microcontroller tse nang le matla a tlase tse sebelisang processor ea 32-bit ARM® Cortex®-M0+ le transceiver e kopaneng ea matla a tlase a tlase a 2.4GHz ISM.Lisebelisoa tsa SAM R21 li fumaneha ka liphutheloana tsa 32- le 48-pin tse fihlang ho 256KB Flash, 32KB ea SRAM 'me li sebetsa ka lebelo le phahameng la 48MHz le ho fihla 2.14 Coremark/MHz.Li etselitsoe ho falla ha bonolo le ka mokhoa o hlakileng ka li-module tsa peripheral tse ts'oanang, khoutu e lumellanang ea hex, 'mapa oa aterese o ts'oanang le litselana tsa ho falla tse tsamaellanang lipakeng tsa lisebelisoa tsohle letotong la lihlahisoa.Lisebelisoa tsohle li kenyelletsa li-peripheral tse bohlale le tse tenyetsehang, Atmel Event System bakeng sa pontšo ea lipakeng, le ts'ehetso ea konopo ea capacitive touch, slider le li-interfaces tsa mabili.Lisebelisoa tsa Atmel SAM R21 li fana ka likarolo tse latelang: Flash programmable ea in-system, controller ea 12-channel direct memory access (DMA), 12-channel Event System, controller interruptable controller, ho fihla ho 28 programmable I/O pins, Ultra-low power. 2.4GHz ISM band transceiver e nang le sekhahla sa data sa 250kB/s, 32-bit ea nako ea sebele ea nako le khalendara, tse tharo 16-bit Timer/Counters (TC) le tse tharo 16-bit Timer/Counters for Control (TCC), moo e 'ngoe le e 'ngoe TC e ka hlophisoa ho etsa tlhahiso ea maqhubu le maqhubu, nako e nepahetseng ea ts'ebetso ea lenaneo kapa ho kenya letsoho ka nako le tekanyo ea maqhubu a matšoao a dijithale.Li-TC li ka sebetsa ka mokhoa oa 8- kapa 16-bit, li-TC tse khethiloeng li ka theoleloa ho theha 32-bit TC, 'me Li-Timer/Counters for Control tse tharo li na le mesebetsi e atolositsoeng e ntlafalitsoeng bakeng sa motlakase, mabone le lisebelisoa tse ling tsa taolo.Letoto lena le fana ka moamoheli a le mong oa lebelo le felletseng oa USB 2.0 le sebopeho sa sesebelisoa;ho fihla ho li-Serial Communication Modules tse hlano (SERCOM) tseo e 'ngoe le e 'ngoe e ka lokisetsoang hore e sebetse e le UART, UART, SPI, I2C ho fihlela 3.4MHz le LIN lekhoba;ho fihla ho likanale tse robeli tsa 350ksps 12-bit ADC e nang le phaello e ka khonehang le ho etsa oversampling le ho fokotseha ha boikhethelo ho tšehetsa qeto ea 16-bit, li-analog tse peli tse nang le mokhoa oa fensetere, Peripheral Touch Controller e tšehetsang likonopo tse fihlang ho 48, li-slider, mabili le ho lemoha haufi;programmable Watchdog Timer, sootho-out detector le matla-on reset le tse peli Pin Serial Wire Debug (SWD) lenaneo le debug segokanyimmediamentsi sa sebolokigolo.