LPC2468FBD208 Microcontroladores ARM - MCU Hal-chip 16-bit / 32-bit micro;
♠ Sharaxaada Alaabta
| Atributo del producto | Valor de sifada |
| Fabricante: | NXP |
| Categoría de producto: | Microcontroladores ARM - MCU |
| RoHS: | Faahfaahin |
| Estilo de montaje: | SMD/SMT |
| Núcleo: | ARM7TDMI-S |
| Tamaño de memoria del programa: | 512 kB |
| Ancho de bas de datos: | 32-bit / 16-bit |
| Resolución del conversor de señal analógica digital (ADC): | 10 bit |
| Frecuencia de reloj máxima: | 72 MHz |
| Sida loo sameeyo entradas / salidas: | 160 I/O |
| Qiimaha RAM ee xogta: | 98kB |
| Voltaje de alimentación - Mín.: | 3.3 V |
| Voltaje de alimentación - Máx.: | 3.3 V |
| Heerkulka hoos ku xusan: | - 40 C |
| Heerkulka ugu sarreeya: | + 85 C |
| Empaquetado: | saxaarad |
| Marca: | NXP Semiconductors |
| Caqli gal la humedad: | Haa |
| Tipo de producto: | ARM Microcontrollers - MCU |
| Cantidad de empaque de fábrica: | 180 |
| Qayb-hoosaad: | Microcontrollers - MCU |
| Alias de las piezas n.º: | 935282457557 |
♠LPC2468 Hal-chip 16-bit/32-bit micro;512 kB flash, Ethernet, CAN, ISP/IAP, USB 2.0 qalab / martigeliyaha / OTG, interface xasuusta dibadda
Semiconductors NXP waxay u qaabeeyeen LPC2468 microcontroller ku wareegsan 16-bit/32-bit ARM7TDMI-S CPU core oo leh is-dhexgal-waqtiga-dhabta ah ee khaladka ah oo ay ku jiraan labadaba JTAG iyo raad-raacyo guntan.LPC2468 waxay haysataa 512 kB oo ah fiilada xawaaraha sare ee chip-kaxusuusta.
Xusuusta flash-kan waxa ka mid ah interface 128-bit oo ballaadhan oo xusuusta ah iyo qaab-dhismeed dardar-gelineed oo awood u siinaya CPU-gu inuu fuliyo awaamiir taxane ah oo ka imanaya xusuusta flash-ka ugu badnaan 72 MHz heerka saacadda nidaamka.Sifadan ayaa ahlaga heli karo oo keliya LPC2000 ARM microcontroller qoyska ee alaabta.
LPC2468 waxay fulin kartaa labadaba 32-bit ARM iyo 16-bit tilmaamaha Suulka.Taageerada labada qaybood ee tilmaamuhu waxay ka dhigan tahay in injineerada ay dooran karaan inay hagaajiyaan codsigoodaama waxqabadka ama cabbirka koodka ee heer-hoosaadka caadiga ah.Marka xudunta udub dhexaad u fuliso tilmaamaha gobolka Thumb waxa ay yarayn kartaa cabbirka koodka in ka badan 30 % iyada oo kaliya khasaare yar oo waxqabadka ah halka fulinta tilmaamaha gobolka ARM ay kordhiso xudunta.waxqabad.
LPC2468 microcontroller ayaa u fiican codsiyada isgaarsiinta ujeedooyinka badan.Waxay ku daraysaa 10/100 Ethernet Media Access Controller (MAC), USB-xawaaraha buuxa ee Aaladda/ Martigeliyaha/ Kontaroolaha OTG oo leh 4 kB ee RAM dhamaadka, afarUARTs, laba kanaal oo Shabakadda Aagga Koontaroolaha ah (CAN), interface-ka SPI, laba Dekedo Serial oo Isku-xidhan (SSP), saddex I2C interfaces, iyo interface I2S ah.Taageerida ururintan isgaadhsiinta isgaadhsiinta ee taxanaha ah waa sifada soo socotaqaybaha;oscillator-ka saxda ah ee gudaha 4 MHz, 98 kB wadarta RAM oo ka kooban 64 kB ee SRAM maxaliga ah, 16 kB SRAM ee Ethernet, 16 kB SRAM oo ujeedo guud ah DMA, 2 kB oo batari ku shaqeeya SRAM, iyo xusuusta dibaddaXakamaynta (EMC).
Astaamahan ayaa ka dhigaya qalabkan mid ku habboon albaabbada isgaarsiinta iyo beddelayaasha borotokoolka.Buuxinta kontaroolayaasha isgaadhsiinta taxanaha ah ee badan, awoodaha saacadaha saacadaha badan, iyo astaamaha xusuusta ayaa kala duwanSaacadaha 32-bit, 10-bit ADC oo la hagaajiyay, 10-bit DAC, laba unug oo PWM ah, afar biin oo kala goyn dibadeed ah, iyo ilaa 160 khadadka GPIO oo degdeg ah.
LPC2468 waxay ku xidhaa 64 ka mid ah biinanka GPIO ee qalabka ku salaysan ee Vector Interrupt Controller (VIC) taas macnaheedu waa kuwangelinta dibadda ayaa dhalin kara carqalado gees-kicin ah.Dhammaan sifooyinkan ayaa ka dhigaya LPC2468 si gaar ah ugu habboon xakamaynta warshadaha iyo nidaamyada caafimaadka.
Processor ARM7TDMI-S, oo ku shaqeeya ilaa 72 MHz.
512 kB on-chip flash memory oo leh In-System Programming (ISP) iyo In-Application Programming (IAP).Xusuusta barnaamijka Flash wuxuu saaran yahay baska maxalliga ah ee ARM si loo helo waxqabadka sare ee CPU.
98kB on-chip SRAM waxaa ka mid ah:
64 kB ee SRAM baska deegaanka ee ARM si ay u helaan waxqabadka sare ee CPU.
16kB SRAM ee interface Ethernet.Waxa kale oo loo isticmaali karaa ujeedada guud ee SRAM.
16 kB SRAM ee ujeedada guud DMA isticmaalka sidoo kale waxaa heli kara USB-ga.
Kaydinta xogta 2 kB SRAM oo laga soo qaatay goobta korantada ee Real-Time Clock (RTC).
Nidaamka Basaska Sare ee Dual Advanced High- Performance Bus (AHB) wuxuu u oggolaanayaa isku mar Ethernet DMA, USB DMA, iyo fulinta barnaamijka laga bilaabo flash-ka shisheeyaha iyada oo aan wax muran ah jirin.
EMC waxay taageertaa aaladaha xusuusta taagan sida RAM, ROM iyo flash, iyo sidoo kale xusuusta firfircoon sida heerka xogta SDRAM.
Advanced Vectored Interrupt Controller (VIC), oo taageeraya ilaa 32 go'doomin.
Kormeeraha Guud ee DMA (GPDMA) ee AHB oo loo isticmaali karo SSP, I 2S-bus, iyo SD/MMC interface iyo sidoo kale wareejinta xusuusta-xusuusta.
Interfaces taxane ah:
Ethernet MAC oo leh interface MII/RMII iyo kontaroolaha DMA ee la xidhiidha.Hawlahani waxay ku nool yihiin AHB madax-bannaan.
USB 2.0-xawaare buuxa oo laba-geesood ah qalab/martigeliyaha/ kontaroolaha OTG oo leh PHY-chip iyo kontaroolaha DMA ee la xidhiidha.
Afar UART oo leh jiilka heerka baud jajabka, mid leh modem kantaroolka I/O, mid leh taageerada IrDA, dhammaan leh FIFO.
CAN kantaroole leh laba kanaal.
Xakamaynta SPI
Laba kontaroolayaasha SSP, oo leh FIFO iyo awoodaha borotokoolka badan.Mid ka mid ah waa beddelka dekedda SPI, oo wadaagaya kala-goynta.SSP-yada waxa lagu isticmaali karaa kontaroolaha GPDMA.
Saddex I2C-bas is dhexyaac ah (mid leh biya-bax furan iyo laba leh biinanka dekedda caadiga ah).
I 2S (Inter-IC Sound) is dhexgalka maqalka dhijitaalka ah ama soo saaristaWaxaa loo isticmaali karaa GPDMA.
Agabka kale:
SD/MMC interface kaarka xusuusta.
160 Ujeedada guud ee I/O biinanka oo wata iska caabbin kor-sare/hoos loo hagaajin karo.
10-bit ADC oo leh isku-dhufashada 8 biin.
10-bit DAC.
Afar waqti-xirayaal/counter ujeedo guud ah oo leh 8 qalab-gelin iyo 10 isbarbardhigga wax soo saarka.Goob kasta oo waqti-xire waxay leedahay gelinta tirinta dibadda.
Laba baloog PWM/wakhti-tire oo taageero u leh kontoroolka mootada saddex-waji ah.PWM kastaa waxa uu leeyahay tiro dibadda ah.
RTC oo leh meel awood gooni ah.Isha saacaddu waxay noqon kartaa oscillator-ka RTC ama saacadda APB.
2 kB SRAM ka shaqeeya biinka korantada ee RTC, taas oo u oggolaanaysa in xogta la kaydiyo marka chip intiisa kale la damiyo.
WatchDog Timer (WDT).WDT waxa laga xidhi karaa oscillator-ka gudaha ee RC, oscillator-ka RTC, ama saacada APB.
Imtixaanka caadiga ah ee ARM/debug interface ee ku habboonaanta aaladaha jira.
Module raadraaca ku dayashada waxa uu taageeraa raadraaca wakhtiga-dhabta ah.
Hal 3.3 V oo koronto ah (3.0 V ilaa 3.6 V).
Afar nooc oo koronto la dhimay: shaqo-la'aan, hurdo, hoos u dhac, iyo hoos-u-dhigid qotodheer.
Afar ka mid ah agabka carqaladaynta dibadda ee loo habeeyey sidii gees/heer xasaasi ah.Dhammaan biinanka ku yaal dekedda 0 iyo dekedda 2 waxaa loo isticmaali karaa ilo xasaasi ah.
Processor-ka ka-soo-kicidda habka Kor-u-dhisista iyada oo la adeegsanayo hakad kasta oo awood u leh in ay ku shaqeyso inta lagu jiro qaabka Power-down (waxaa ku jira hakadyo dibadda ah, kala-goysyada RTC, dhaqdhaqaaqa USB-ga, joojinta soo kicinta Ethernet, dhaqdhaqaaqa baska CAN, 0/2 pin goyn).Laba goobood oo awoodeed oo madax-banaan ayaa oggolaanaya hagaajinta isticmaalka tamarta ee ku saleysan sifooyinka loo baahan yahay.
Meel walba waxa ay leedahay saacada qaybisa si ay u badbaadiso koronto dheeraad ah.Qaybiyayaashu waxay caawiyaan dhimista awoodda firfircoon 20 % ilaa 30 %.
Brownout ku ogow marino gaar ah oo lagu joojinayo iyo dib u dejin qasab ah.
Dib-u-dejinta korantada on-chipOscillator-ka-chip crystal oscillator oo leh baaxad hawleed 1 MHz ilaa 25 MHz.
4 MHz gudaha oscillator-ka gudaha ee RC oo la jarjaray 1% sax ah oo ikhtiyaari ahaan loo isticmaali karo sidii saacada nidaamka.Marka loo isticmaalo sidii saacada CPU, ma ogola CAN iyo USB inay shaqeeyaan.
On-chip PLL waxay u ogolaataa hawlgalka CPU ilaa heerka ugu sarreeya ee CPU iyada oo aan loo baahnayn kiriim joogto ah.Waxa laga yaabaa in laga maamulo oscillator-ka ugu weyn, oscillator-ka gudaha ee RC, ama oscillator-ka RTC.
Iskaanka xuduudka ee tijaabada looxa la fududeeyay.
Xulashooyinka shaqada biinanka ee kala duwani waxay u oggolaanayaan fursado badan oo loo adeegsado hawlaha agagaaraha-chip-ka.
Xakamaynta warshadaha
Nidaamyada caafimaadka
Beddelaha borotokoolka
Isgaarsiinta
