Bayani
STM32L072xx microcontrollers masu ƙarancin ƙarfi sun haɗa ikon haɗin haɗin keɓaɓɓiyar bas ɗin duniya (USB 2.0 crystal-less) tare da babban aikin Arm Cortex-M0+ 32-bit RISC core wanda ke aiki a mitar 32 MHz, rukunin kariyar ƙwaƙwalwar ajiya ( MPU), abubuwan ƙwaƙwalwar ajiya masu saurin gaske (har zuwa 192 Kbytes na ƙwaƙwalwar ajiyar shirin Flash, Kbytes 6 na EEPROM da Kbytes na RAM) da kewayon ingantattun I/Os da na gefe.Na'urorin STM32L072xx suna ba da ingantaccen ƙarfin wuta don aiki mai yawa.Ana samun shi tare da babban zaɓi na tushen agogo na ciki da na waje, daidaitawar wutar lantarki na ciki da kuma yanayin ƙarancin ƙarfi da yawa.Na'urorin STM32L072xx suna ba da fasalulluka na analog da yawa, ADC 12-bit guda ɗaya tare da haɓaka kayan masarufi, DACs biyu, kwatancen masu ƙarancin ƙarfi biyu, masu ƙidayar ƙidayar ƙima ɗaya (LPTIM), maƙasudin maƙasudin 16-bit masu ƙidayar lokaci guda huɗu da biyu. mai ƙidayar lokaci, RTC ɗaya da SysTick guda ɗaya waɗanda za a iya amfani da su azaman wuraren lokaci.Sun kuma ƙunshi masu sa ido guda biyu, mai sa ido ɗaya mai agogo mai zaman kansa da ikon taga da kuma mai lura da taga ɗaya bisa agogon motar bas.Haka kuma, na'urorin STM32L072xx sun haɗa daidaitattun hanyoyin sadarwa na zamani: har zuwa I2Cs uku, SPI biyu, I2S ɗaya, USARTs huɗu, UART mai ƙarancin ƙarfi (LPUART), da USB maras crystal.Na'urorin suna ba da tashoshi masu ƙarfi har zuwa 24 don ƙara aikin jin taɓawa kawai ga kowane aikace-aikacen.STM32L072xx kuma ya haɗa da agogo na ainihi da saitin rijistar madadin waɗanda ke ci gaba da aiki a yanayin jiran aiki.Na'urorin STM32L072xx masu ƙarancin ƙarfi suna aiki daga wutar lantarki na 1.8 zuwa 3.6 V (ƙasa zuwa 1.65 V a ƙasan wuta) tare da BOR kuma daga wutar lantarki na 1.65 zuwa 3.6 V ba tare da zaɓi na BOR ba.Ana samun su a cikin kewayon zafin jiki -40 zuwa +125 ° C.Cikakken tsari na hanyoyin ceton wutar lantarki yana ba da damar ƙirar aikace-aikacen ƙananan ƙarfi
Ƙayyadaddun bayanai: | |
Siffa | Daraja |
Kashi | Haɗin kai (ICs) |
Embedded - Microcontrollers | |
Mfr | STMicroelectronics |
Jerin | Saukewa: STM32L0 |
Kunshin | Tire |
Matsayin Sashe | Mai aiki |
Core Processor | ARM® Cortex®-M0+ |
Girman Core | 32-Bit |
Gudu | 32 MHz |
Haɗuwa | I²C, IrDA, SPI, UART/USART, USB |
Na'urorin haɗi | Gane/Sake saitin Brown-out, DMA, POR, PWM, WDT |
Adadin I/O | 37 |
Girman Ƙwaƙwalwar Shirin | 128KB (128K x 8) |
Nau'in Ƙwaƙwalwar Shirin | FLASH |
Girman EEPROM | 6 ku x8 |
Girman RAM | 20x8 ku |
Ƙarfin wutar lantarki - Kayan aiki (Vcc/Vdd) | 1.65 ~ 3.6V |
Masu Canza bayanai | A/D 10x12b;D/A 2x12b |
Nau'in Oscillator | Na ciki |
Yanayin Aiki | -40°C ~ 85°C (TA) |
Nau'in hawa | Dutsen Surface |
Kunshin / Case | 48-LQFP |
Kunshin Na'urar Mai bayarwa | 48-LQFP (7x7) |
Lambar Samfurin Tushen | Saukewa: STM32 |