Bayani
Iyalan STM32L021x4 mai ƙarancin ƙarfi ya haɗa da babban aikin Arm® Cortex®-M0+ 32-bit RISC core mai aiki a mitar 32 MHz, ƙwaƙwalwar ajiyar sauri mai sauri (16 Kbytes na ƙwaƙwalwar shirin Flash, 512 bytes na bayanai EEPROM da 2 Kbytes na RAM) da ɗimbin kewayon ingantattun I/Os da na'urorin haɗi.Na'urorin STM32L021x4 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 STM32L021x4 suna ba da fasalulluka na analog da yawa, ADC 12-bit guda ɗaya tare da haɓaka kayan masarufi, masu kwatancen ƙarancin ƙarfi biyu, AES, masu ƙidayar ƙidayar lokaci ɗaya, mai ƙarancin ƙarfi ɗaya (LPTIM), maƙasudin maƙasudin 16-bit masu ƙidayar lokaci guda uku, RTC ɗaya. da SysTick guda ɗaya wanda za'a iya amfani dashi azaman tushen 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 STM32L021x4 sun haɗa daidaitattun hanyoyin sadarwa na zamani: I2C ɗaya, SPI ɗaya, USART ɗaya, da UART mai ƙarancin ƙarfi (LPUART).STM32L021x4 kuma ya haɗa da agogo na ainihi da saitin rijistar ajiya waɗanda ke ci gaba da ƙarfi a yanayin jiran aiki.Na'urorin STM32L021x4 masu ƙarancin ƙarfi suna aiki daga wutar lantarki 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 | Tube |
Matsayin Sashe | Mai aiki |
Core Processor | ARM® Cortex®-M0+ |
Girman Core | 32-Bit |
Gudu | 32 MHz |
Haɗuwa | I²C, IrDA, SPI, UART/USART |
Na'urorin haɗi | Gane/Sake saitin Brown-out, DMA, POR, PWM, WDT |
Adadin I/O | 11 |
Girman Ƙwaƙwalwar Shirin | 16KB (16K x 8) |
Nau'in Ƙwaƙwalwar Shirin | FLASH |
Girman EEPROM | 512x8 ku |
Girman RAM | 2 ku x8 |
Ƙarfin wutar lantarki - Kayan aiki (Vcc/Vdd) | 1.65 ~ 3.6V |
Masu Canza bayanai | A/D 4x12b |
Nau'in Oscillator | Na ciki |
Yanayin Aiki | -40°C ~ 85°C (TA) |
Nau'in hawa | Dutsen Surface |
Kunshin / Case | 14-TSSOP (0.173 "Nisa 4.40mm) |
Kunshin Na'urar Mai bayarwa | 14-TSSOP |
Lambar Samfurin Tushen | Saukewa: STM32L021 |