LPC2468FBD208 Microcontroladores ARM – MCU Single-chip 16-bit/32-bit encinci;
♠ Inkcazo yeMveliso
| Atributo del producto | Valor de atributo |
| Fabricante: | NXP |
| Udidi lwemveliso: | Microcontroladores ARM - MCU |
| RoHS: | Iinkcukacha |
| Estilo de montaje: | SMD/SMT |
| Núcleo: | I-ARM7TDMI-S |
| Inkumbulo yenkqubo: | 512 kB |
| Ancho de bus de datas: | 32 bit/16 bit |
| Resolución del conversor de señal analógica a digital (ADC): | 10 bit |
| Ukuphindaphinda okuphindaphindiweyo: | 72 MHz |
| IiNúmero de entradas / salidas: | 160 I/O |
| Uluhlu lwe-RAM lwedatha: | 98 kB |
| Voltaje de alimentación - Mín.: | 3.3 V |
| Voltaje de alimentación - Máx.: | 3.3 V |
| Iqondo lobushushu lisezantsi: | - 40 C |
| Ubushushu bomgangatho ophezulu: | + 85 C |
| I-Empaquetado: | Itreyi |
| Marca: | NXP Semiconductors |
| Iingqiqo malunga ne-humedad: | Ewe |
| Inqaku lemveliso: | I-ARM Microcontrollers-MCU |
| I-Cantidad de empaque de fábrica: | 180 |
| Uluhlu olungaphantsi: | Microcontrollers - MCU |
| Isiqhulo se las piezas n.º: | 935282457557 |
♠LPC2468 I-Single-chip 16-bit/32-bit micro; 512 kB flash, Ethernet, CAN, ISP/IAP, USB 2.0 isixhobo/host/OTG, ujongano lwenkumbulo lwangaphandle
IiSemiconductors ze-NXP zenze i-LPC2468 microcontroller ijikeleze i-16-bit/32-bit ARM7TDMI-S CPU engundoqo kunye nexesha lokwenene lodibaniso lwe-debug oluquka zombini i-JTAG kunye nomkhondo ofakwe ngaphakathi. I-LPC2468 ine-512 kB ye-on-chip ye-speed flash flashinkumbulo.
Le nkumbulo yeflash ibandakanya ujongano olukhethekileyo lwe-128-bit yememori ebanzi kunye nolwakhiwo lwe-accelerator eyenza ukuba i-CPU iphumeze imiyalelo elandelelanayo evela kwimemori edanyazayo kubuninzi besantya sewotshi ye-72 MHz. Olu phawu luifumaneka kuphela kwi-LPC2000 ARM microcontroller usapho lweemveliso.
I-LPC2468 inokuphumeza zombini i-32-bit ARM kunye ne-16-bit yemiyalelo ye-Thumb. Inkxaso yeeseti zemiyalelo emibini ithetha ukuba iinjineli zinokukhetha ukwandisa isicelo sabonokuba yintsebenzo okanye isayizi yekhowudi kwinqanaba le-sub-routine. Xa undoqo uphumeza imiyalelo kwimeko ye-Thumb inokunciphisa ubungakanani bekhowudi ngaphezu kwe-30 % kunye nelahleko encinci kuphela ekusebenzeni ngelixa uphumeza imiyalelo kwimeko ye-ARM ikhulisa undoqo.ukusebenza.
I-LPC2468 microcontroller ilungele izicelo zonxibelelwano lweenjongo ezininzi. Idibanisa i-10/100 Ethernet Media Access Controller (MAC), i-USB egcwele i-Device / Host / OTG Controller ene-4 kB ye-RAM yokuphela, ezine.I-UARTs, iziteshi ezimbini ze-Control Area Network (CAN), i-SPI interface, i-Synchronous Serial Ports (SSP), i-interfaces ezintathu ze-I2C, kunye ne-interface ye-I2S. Ukuxhasa le ngqokelela yonxibelelwano olulandelelanayo ujongano luphawu lulandelayoamalungu; i-on-chip 4 MHz i-oscillator echanekileyo yangaphakathi, i-98 kB ye-RAM iyonke equka i-64 kB ye-SRAM yasekhaya, i-16 kB SRAM ye-Ethernet, i-16 kB SRAM ngenjongo eqhelekileyo ye-DMA, i-2 kB ye-SRAM esebenza ngebhetri, kunye neMemori yangaphandle.Umlawuli (EMC).
Ezi mpawu zenza esi sixhobo sifaneleke ngokugqibeleleyo kumasango onxibelelwano kunye neziguquli zeprothokholi. Ukuzalisekisa abalawuli abaninzi bonxibelelwano olulandelelanayo, amandla okuwashi aguquguqukayo, kunye neempawu zememori ziyahlukahlukana.I-32-bit timers, i-10-bit ADC ephuculweyo, i-10-bit DAC, iiyunithi ezimbini ze-PWM, izikhonkwane ezine zangaphandle eziphazamisayo, kunye ne-160 imigca ye-GPIO ekhawulezayo.
I-LPC2468 idibanisa i-64 ye-GPIO pins kwi-hardware esekelwe kwi-Vector Interrupt Controller (VIC) ethetha ukuba eziamagalelo angaphandle angenza iziphazamiso eziphembelele. Zonke ezi mpawu zenza i-LPC2468 ilungele ngokukodwa ulawulo lwamashishini kunye neenkqubo zonyango.
Iprosesa ye-ARM7TMI-S, esebenza ukuya kuthi ga kwi-72 MHz.
I-512 kB kwimemori yenkqubo ye-chip ekwi-chip kunye neNkqubo yeNkqubo ye-In-System (ISP) kunye nezakhono zeNkqubo yoku-Application (IAP). Imemori yenkqubo yeFlash ikwibhasi ye-ARM yendawo yokusebenza okuphezulu ukufikelela kwi-CPU.
I-98 kB kwitshiphu ye-SRAM ibandakanya:
64 kB ye-SRAM kwibhasi yasekhaya ye-ARM yofikelelo oluphezulu lwe-CPU.
I-16 kB SRAM yojongano lwe-Ethernet. Isenokusetyenziswa njengenjongo jikelele SRAM.
I-16 kB SRAM ngenjongo eqhelekileyo yokusetyenziswa kwe-DMA ikwafikeleleka nge-USB.
2 kB ugcino lwedatha lwe-SRAM olunikwe amandla ukusuka kwi-Real-Time Clock (RTC) indawo yamandla yamandla.
Inkqubo yeBhasi ePhakamileyo ePhakamileyo (i-AHB) ivumela ngaxeshanye i-Ethernet DMA, i-USB DMA, kunye nokwenziwa kwenkqubo ukusuka kwi-chip flash ngaphandle kokuxabana.
I-EMC ibonelela ngenkxaso yezixhobo zememori ezingatshintshiyo ezifana ne-RAM, i-ROM kunye neflash, kunye neenkumbulo eziguqukayo ezifana nenqanaba ledatha enye ye-SDRAM.
IsiLawuli esiPhakamileyo esiNgqongileyo seVectored (VIC), esixhasa ukuya kuthi ga kwi-32 yokuphazamiseka kwe-vectored.
Injongo ngokubanzi isilawuli se-DMA (GPDMA) kwi-AHB enokusetyenziswa ne-SSP, I-2S-bus, kunye ne-SD/MMC ujongano kunye nodluliselo lwenkumbulo-ukuya-kwinkumbulo.
Uthotho lweNdibaniselwano:
I-Ethernet MAC ene-MII/RMII interface kunye nomlawuli we-DMA onxulumeneyo. Le misebenzi ihlala kwi-AHB ezimeleyo.
I-USB 2.0 isantya esipheleleyo sesixhobo sezibuko esimbini/inginginya/ isilawuli se-OTG esikwi-chip PHY kunye nesilawuli seDMA esinxulumeneyo.
Ii-UART ezine ezinezinga le-fractional baud rate, enye inolawulo lwemodem I/O, enye enenkxaso ye-IrDA, zonke zineFIFO.
INAKHO isilawuli esineetshaneli ezimbini.
Umlawuli weSPI.
Abalawuli be-SSP ababini, abane-FIFO kunye nobuchule beprotocol ezininzi. Enye yenye ye-SPI port, ukwabelana ngokuphazamiseka kwayo. Ii-SSPs zingasetyenziswa kunye nomlawuli we-GPDMA.
Iindlela ezintathu ze-I2C-ibhasi (enye ine-open-drain kunye nezimbini ezinezikhonkwane zezibuko eziqhelekileyo).
I 2S (Izandi ye-Inter-IC) ujongano longeniso lwedijithali lwesandi okanye imveliso. Ingasetyenziswa kunye neGPDMA.
Ezinye iiperipherals:
Ujongano lwekhadi lememori ye-SD/MMC.
160 Injongo ngokubanzi izikhonkwane ze-I/O ezinezixhasi zokutsalela phezulu/ezantsi ezilungisekayo.
I-10-bit ADC enegalelo lokuphindaphinda phakathi kwezikhonkwane ezisi-8.
I-10-bit DAC.
Izibali-xesha ezine zenjongo ngokubanzi/izixhobo zokubala ezinamagalelo esi-8 okubamba kunye ne-10 thelekisa iziphumo. Ibhloko nganye yesibali-xesha inegalelo lokubala langaphandle.
Iibhloko ezimbini ze-PWM/timer ezinenkxaso yolawulo lweenjini lwezigaba ezithathu. I-PWM nganye ineegalelo zokubala zangaphandle.
I-RTC enommandla wamandla owahlukileyo. Umthombo wewotshi unokuba yi-oscillator ye-RTC okanye iwotshi ye-APB.
2 kB SRAM inikwe amandla kwiphini yamandla ye-RTC, evumela idatha ukuba igcinwe xa yonke itshiphu icinyiwe.
WatchDog Timer (WDT). I-WDT inokuvalwa kwi-oscillator ye-RC yangaphakathi, i-oscillator ye-RTC, okanye iwashi ye-APB.
Uvavanyo oluqhelekileyo lwe-ARM/ujongano lolungiso lweempazamo ukuhambelana nezixhobo ezikhoyo.
Imodyuli yokulandela umkhondo ixhasa umkhondo wexesha lokwenyani.
Umbane we-3.3 V omnye (3.0 V ukuya kwi-3.6 V).
Iindlela ezine ezicuthiweyo zamandla: ukungenzi nto, ukulala, ukwehla kwamandla, kunye nokuhla kwamandla anzulu.
Amagalelo amane ophazamiseko angaphandle alungelelaniswayo njengomphetho/kwinqanaba elibuthathaka. Zonke izikhonkwane kwizibuko 0 kunye nezibuko 2 zingasetyenziswa njengemithombo yophazamiseko ebuthathaka.
Ukuvuswa kweProsesa ukusuka kwimowudi ye-Power-down ngokusebenzisa nakuphi na ukuphazamiseka okukwazi ukusebenza ngexesha lemowudi yoMbane (ibandakanya ukuphazamiseka kwangaphandle, ukuphazamiseka kwe-RTC, umsebenzi we-USB, ukuphazamiseka kokuvuka kwe-Ethernet, umsebenzi we-CAN webhasi, i-port 0/2 pin interrupt). Iindawo ezimbini ezizimeleyo zamandla zivumela ukulungiswa kakuhle kokusetyenziswa kwamandla ngokusekelwe kwiimpawu ezifunekayo.
Iperipheral nganye inesahluli sewotshi yaso yogcino lwamandla ngakumbi. Ezi zahluli zinceda ukunciphisa amandla asebenzayo nge-20 % ukuya kwi-30%.
I-Brownout ibhaqa ngemigubasi eyahlukeneyo yokuphazamisa kunye nokusetha ngokutsha ngenkani.
Ukusetha kwakhona amandla e-chip. On-chip crystal oscillator kunye noluhlu lokusebenza 1 MHz ukuya 25 MHz.
4 MHz i-oscillator ye-RC yangaphakathi elungiswe ukuya kwi-1 % ukuchaneka okungakhethwa ukuba isetyenziswe njengewotshi yesixokelelwano. Xa isetyenziswa njengewotshi ye-CPU, ayivumeli i-CAN kunye ne-USB ukuba isebenze.
I-PLL ekwi-chip ivumela ukusebenza kwe-CPU ukuya kuthi ga kwizinga eliphezulu le-CPU ngaphandle kwemfuneko yekristale ephezulu. Inokuthi iqhutywe kwi-oscillator eyintloko, i-oscillator ye-RC yangaphakathi, okanye i-oscillator ye-RTC.
Iskena somda wovavanyo lwebhodi eyenziwe lula.
Ukhetho lomsebenzi wephini eliguquguqukayo luvumela amathuba amaninzi okusebenzisa imisebenzi yeperipheral ekwi-chip.
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