Apejuwe
Awọn ẹrọ STM32L552xx jẹ idile microcontrollers kekere-agbara (STM32L5 Series) ti o da lori iṣẹ giga Arm® Cortex®-M33 32-bit RISC mojuto.Wọn ṣiṣẹ ni igbohunsafẹfẹ ti o to 110 MHz.Cortex®-M33 mojuto ṣe ẹya ẹyọkan-konge lilefoofo-ojuami (FPU), eyiti o ṣe atilẹyin fun gbogbo Arm® awọn ilana ṣiṣe data-konge kanṣoṣo ati gbogbo awọn iru data.Cortex®-M33 mojuto tun ṣe imuse eto kikun ti DSP (sisẹ ifihan ifihan oni nọmba) ati ẹyọ aabo iranti (MPU) eyiti o mu aabo ohun elo naa pọ si.Awọn ẹrọ wọnyi ṣe ifibọ awọn iranti iyara giga (512 Kbytes ti iranti Flash ati 256 Kbytes ti SRAM), oluṣakoso iranti itagbangba ti o rọ (FSMC) fun awọn iranti aimi (fun awọn ẹrọ pẹlu awọn idii ti awọn pinni 100 ati diẹ sii), wiwo awọn iranti iranti Octo-SPI Flash (wa lori gbogbo awọn idii) ati awọn ẹya sanlalu ibiti o ti mu I/Os ati awọn pẹẹpẹẹpẹ ti a ti sopọ si meji APB akero, meji AHB akero ati ki o kan 32-bit olona-AHB akero matrix.Awọn ẹrọ STM32L5 Series nfunni ni ifaramọ ipilẹ aabo pẹlu awọn ibeere faaji aabo ti o ni igbẹkẹle (TBSA) lati Arm.Wọn fi sii awọn ẹya aabo to ṣe pataki lati ṣe imuse bata to ni aabo, ibi ipamọ data to ni aabo, fifi sori famuwia to ni aabo ati igbesoke famuwia to ni aabo.Yiyi igbesi aye iyipada jẹ iṣakoso ọpẹ si awọn ipele pupọ ti aabo kika.Iyasọtọ ohun elo famuwia ni atilẹyin ọpẹ si awọn agbeegbe aabo, awọn iranti ati I/O, ati tun ṣee ṣe lati tunto awọn agbeegbe ati awọn iranti bi “anfani”.Awọn ẹrọ STM32L552xx ṣe ọpọlọpọ awọn ọna aabo fun iranti Flash ifibọ ati SRAM: Idaabobo kika, kikọ aabo, aabo ati awọn agbegbe aabo ti o farapamọ.
Awọn pato: | |
Iwa | Iye |
Ẹka | Awọn iyika Iṣọkan (ICs) |
Ifibọ - Microcontrollers | |
Mfr | STMicroelectronics |
jara | STM32L5 |
Package | Atẹ |
Ipo apakan | Ti nṣiṣe lọwọ |
mojuto ero isise | ARM® Cortex®-M33 |
Core Iwon | 32-Bit |
Iyara | 110MHz |
Asopọmọra | CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART, USB |
Awọn agbeegbe | Brown-jade Ṣawari/Tunto, DMA, PWM, WDT |
Nọmba ti I/O | 115 |
Eto Iwon Iranti | 512KB (512K x 8) |
Eto Iranti Iru | FILASI |
EEPROM Iwon | - |
Ramu Iwon | 256k x 8 |
Foliteji - Ipese (Vcc/Vdd) | 1.71V ~ 3.6V |
Data Converter | A/D 16x12b;D/A 2x12b |
Oscillator Iru | Ti abẹnu |
Awọn iwọn otutu ti nṣiṣẹ | -40°C ~ 85°C (TA) |
Iṣagbesori Iru | Oke Oke |
Package / Ọran | 144-LQFP |
Package Device Olupese | 144-LQFP (20x20) |
Nọmba Ọja mimọ | STM32 |