STM32L072V8T6 ARM Microcontrollers MCU Ultra-maualalo-mana Arm Cortex-M0+ MCU 64-Kbytes o Flash 32MHz CPU USB
♠ Faʻamatalaga o oloa
| Uiga Oloa | Uiga Taua |
| Tufuga: | STMicroelectronics |
| Vaega o oloa: | ARM Microcontrollers - MCU |
| RoHS: | Fa'amatalaga |
| Fa'asologa: | STM32L072V8 |
| Paket/Mata: | LQFP-100 |
| afifiina: | fata |
| Fa'ailoga: | STMicroelectronics |
| Susū ma'ale'ale: | Ioe |
| Ituaiga oloa: | ARM Microcontrollers - MCU |
| Aofaiga o pusa falegaosimea: | 540 |
| Vaega laiti: | Microcontrollers - MCU |
| igoa Fefa'ataua'iga: | STM32 |
| Unit mamafa: | 0.024037 oz |
♠ Ultra-maualalo-malosi 32-bit MCU Arm®-faʻavae Cortex®-M0+, e oʻo atu i le 192KB Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs
Ole microcontrollers ultra-low-power STM32L072xx e aofia ai le mana fesoʻotaʻi ole pasi fa'asalalau lautele (USB 2.0 tioata-itiiti) fa'atasi ai ma le maualuga o le Arm Cortex-M0+32-bit RISC autu o loʻo faʻaogaina i le 32 MHz frequency, se iunite puipui manatua (MPU), faʻamanatuga faʻapipiʻi maualuga (e oʻo atu i le 192 Kbytes o le Flash polokalame manatua, 6 Kbytes o faʻamaumaugaEEPROM ma le 20 Kbytes o le RAM) faʻatasi ai ma le tele o faʻaopoopoga I / Os maperipheral.
O masini STM32L072xx e maua ai le malosi maualuga mo le tele o fa'atinoga.
E maua i se filifiliga tele o punaʻoa o le uati i totonu ma fafo, se voltage i totonufetuutuunai ma le tele o auala maualalo-malosi.
O masini STM32L072xx e ofoina atu le tele o foliga fa'atusa, tasi le 12-bit ADC ma meafaigaluegaoversampling, lua DACs, lua ultra-maualalo-mana fa'atusatusaga, tele timers, tasi maualalo-malositimer (LPTIM), fa 16-bit timers fa'amoemoe lautele ma lua taimi fa'avae, tasi RTC ma le tasiSysTick lea e mafai ona faʻaaogaina e fai ma faʻamaumauga taimi. E lua fo'i ta'ifau leoleo, tasi ta'ifau leoleofa'atasi ai ma le uati tuto'atasi ma le fa'amalama fa'amalama ma le tasi ta'i fa'amalama e fa'atatau ile pasiuati.
E le gata i lea, o le STM32L072xx masini faʻapipiʻi tulaga masani ma fesoʻotaʻiga maualugafesoʻotaʻiga: e oʻo atu i le tolu I2C, lua SPI, tasi I2S, fa USARTs, UART maualalo-malosi(LPUART), ma se USB e leai se tioata. O masini e ofoina atu i le 24 capacitive sensing channelse na'o le fa'aopoopoina o le fa'aogaina o le pa'i i so'o se talosaga.
O le STM32L072xx o loʻo aofia ai foʻi se uati moni ma se seti o tusi resitala o loʻo totoefa'aola ile tulaga Standby.
O masini STM32L072xx ultra-maualalo-maualalo e faagaoioia mai le 1.8 i le 3.6 V eletise sapalai (laloi le 1.65 V i lalo ole eletise) ma le BOR ma mai le 1.65 i le 3.6 V le eletise e aunoa ma le BORfilifiliga. E maua i le -40 i le +125 °C le vevela. Se seti atoatoa oauala fa'asao mana e fa'atagaina ai le fa'atulagaina o fa'aoga maualalo le malosi.
• Fa'asao tele-maualalo-malosi
– 1.65 V i le 3.6 V eletise sapalai
– -40 i le 125 °C le maualuga o le vevela
– 0.29 µA Tututala tulaga (3 pine fafagu)
– 0.43 µA Taofi (16 laina fafagu)
– 0.86 µA Taofi faiga + RTC + 20-Kbyte RAMtaofiga
– I lalo i le 93 µA/MHz i le Run mode
- 5 µs taimi fafagu (mai Flash manatua)
– 41 µA 12-bit ADC liua i le 10 ksps
• Autu: Arm® 32-bit Cortex®-M0+ ma MPU
- Mai le 32 kHz e oo atu i le 32 MHz max.
– 0.95 DMIPS/MHz
• Faamanatuga
- E oo atu i le 192-Kbyte Flash manatua ma le ECC(2faletupe e mafai ona faitau-a'o-tusi)
- 20 Kbyte RAM
- 6 Kbytes o faʻamaumauga EEPROM ma ECC
– 20-byte tusi resitala faaleoleo
- Puipuiga o vaega mai le R/W faagaioiga
• E oo atu i le 84 vave I/Os (78 I/Os 5V fa'apalepale)
• Toe setiina ma le puleaina o sapalai
- Sili-saogalemu, maualalo le malosi BOR (toe seti lanu enaena)fa'atasi ai ma 5 fa'ailoga e mafai ona filifilia
– POR/PDR sili-maualalo-malosi
– Su'e eletise e mafai ona fa'apolokalameina (PVD)
• Punavai o le Uati
– 1 i le 25 MHz oscillator tioata
– 32 kHz oscillator mo RTC ma calibration
– Saosaoa maualuga totonu 16 MHz falegaosimea-teu RC(+/- 1%)
– Malosi maualalo maualalo 37 kHz RC
– I totonu multispeed maualalo-mana 65 kHz i4.2 MHz RC
– Fa'avasegaina e le tagata lava ia i totonu ole 48 MHz RC mo le USB
- PLL mo le uati CPU
• Fa'apolokalame fa'apipi'i uta
- USB, USART lagolago
• Fesoasoani tau atinae
– lagolagoina le debug uaea serial
• Mauoa Analog peripherals
– 12-bit ADC 1.14 Msps e oo atu i le 16 laina (laloi le 1.65 V)
– 2 x 12-bit auala DACs fa'atasi ai ma fa'apolopolo galuega(lalo i le 1.8 V)
- 2x faʻatusatusaga sili-maualalo-malosi (tulaga faʻamalamama fafagu le gafatia, i lalo i le 1.65 V)
• E oo atu i le 24 alavai capacitive sensing e lagolagoinapa'i pa'i, laina fa'asolo ma fa'asolo
• 7-auala DMA pule, lagolago ADC, SPI,I2C, USART, DAC, Taimi
• 11x feso'ota'iga feso'ota'iga lautele
- 1x USB 2.0 tioata-leai, faʻatonuina maailoa ma LPM
– 4x USART (2 ma ISO 7816, IrDA), 1x UART(malosi maualalo)
– E oo atu i le 6x SPI 16 Mbits/s
– 3x I2C (2 ma SMBus/PMBus)
• 11x taimi: 2x 16-bit ma o'o atu i le 4 alavai, 2x 16-bite oʻo atu i le 2 alalaupapa, 1x 16-bit ultra-low-powertaimi, 1x SysTick, 1x RTC, 2x 16-bit fa'avae mo DAC,ma 2x leoleo leoleo (tutoatasi/faamalama)
• CRC fua fa'atatau, ID tulaga ese 96-bit
• RNG moni ma puipui puipui
• O afifi uma e ECOPACK2
• Meta kesi/vai ma masini fa'alupega
• Mea faigaluega mo le soifua maloloina ma le malosi
• Pulea mamao ma fa'aoga fa'aoga
• Peripheral PC, taaloga, masini GPS
• Faiga fa'ailo, masini uaea ma uaealesi, feso'ota'iga vitiō
