LPC2468FBD208 Microcontroladores ARM – MCU Single-chip 16-bit/32-bit micro;
♠ Nkọwa ngwaahịa
| Njirimara nke ngwaahịa | Valor de àgwà |
| Ọkpụkpụ: | NXP |
| Categoría de producto: | Microcontroladores ARM - MCU |
| RoHS: | Nkọwa |
| Ebe e si nweta ya: | SMD/SMT |
| Nucleo: | ARM7TDMI-S |
| Tamaño de memoria del program: | 512kB |
| Ancho de bus de datos: | 32-bit / 16-bit |
| Resolución del conversor de señal analógica dijitalụ (ADC): | 10 bit |
| Frecuencia de reloj máxima: | 72 MHz |
| Número de entradas / salidas: | 160 I/O |
| Ebe nchekwa RAM gụnyere: | 98kB |
| Voltaje de alimentación - Mín.: | 3.3 V |
| Voltaje de alimentación - Máx.: | 3.3 V |
| Ọnọdụ okpomọkụ gụnyere: | - 40 C |
| Okpomọkụ dị mkpa: | + 85 C |
| Empaquetado: | Tray |
| Marca: | NXP Semiconductors |
| Ezi uche a la humedad: | Ee |
| Atụmatụ nke ngwaahịa: | ARM Microcontrollers - MCU |
| Cantidad de empaque de fábrica: | 180 |
| Subcategoría: | Microcontrollers - MCU |
| Alias de las piezas n.º: | 935282457557 |
♠LPC2468 Single-chip 16-bit/32-bit micro;512 kB flash, Ethernet, CAN, ISP/IAP, USB 2.0 ngwaọrụ / ọbịa / OTG, mpụga ebe nchekwa interface
NXP Semiconductors haziri LPC2468 microcontroller gburugburu 16-bit/32-bit ARM7TDMI-S CPU core nwere ezigbo ihe nbipu nke gụnyere ma JTAG na akara agbakwunyere.LPC2468 nwere 512 kB nke on-chip flash ọsịsọ dị eluebe nchekwa.
Ebe nchekwa ọkụ a na-agụnye oghere ebe nchekwa obosara 128-bit pụrụ iche yana ihe nrụpụta ngwa ngwa nke na-enyere CPU aka ime usoro usoro site na ebe nchekwa flash na ọnụego elekere sistemụ 72 MHz kacha.Njirimara a bụdị naanị na LPC2000 ARM microcontroller ezinụlọ ngwaahịa.
LPC2468 nwere ike mebe ma 32-bit ARM na 16-bit ntuziaka Thumb.Nkwado maka usoro nkuzi abụọ ahụ pụtara na ndị injinia nwere ike họrọ ịkwalite ngwa ha maka yama ọ bụ arụmọrụ ma ọ bụ nha koodu n'ọkwa obere oge.Mgbe isi na-eme ntuziaka na steeti Thumb ọ nwere ike belata nha koodu karịa 30% yana naanị obere mfu na arụmọrụ ka ị na-eme ntuziaka na steeti ARM na-ebuli isi.arụmọrụ.
Igwe njikwa LPC2468 dị mma maka ngwa nzikọrịta ozi ọtụtụ ebumnuche.Ọ na-agụnye 10/100 Ethernet Media Access Controller (MAC), ngwa ngwa ngwa USB / onye ọbịa / OTG njikwa nwere 4 kB nke njedebe RAM, anọ.UART, ọwa abụọ Controller Area Network (CAN), interface SPI, ọdụ ụgbọ mmiri Serial abụọ (SSP), oghere I2C atọ, yana interface I2S.Ịkwado nchikota nke nzikọrịta ozi serial bụ ihe ndị aakụrụngwa;ihe on-chip 4 MHz esịtidem oscillator ziri ezi, 98 kB nke ngụkọta RAM nke nwere 64 kB nke SRAM mpaghara, 16 kB SRAM maka Ethernet, 16 kB SRAM maka nzube izugbe DMA, 2 kB nke batrị kwadoro SRAM, na ebe nchekwa Mpụga.Onye njikwa (EMC).
Atụmatụ ndị a na-eme ka ngwaọrụ a dabara nke ọma maka ụzọ nzikọrịta ozi na ndị ntụgharị protocol.Ịmezu ọtụtụ ndị na-ahụ maka nzikọrịta ozi serial, ike clocking dị iche iche, na njirimara ebe nchekwa dị iche iche.Oge 32-bit, 10-bit ADC emelitere, 10-bit DAC, nkeji PWM abụọ, ntụtụ nkwụsị mpụga anọ, yana ruo ahịrị GPIO 160 ngwa ngwa.
LPC2468 jikọtara 64 nke pin GPIO na ngwaike dabere na Vector Interrupt Controller (VIC) nke pụtara ndị a.ntinye mpụga nwere ike iwepụta nkwụsịtụ kpalitere ihu.Atụmatụ ndị a niile na-eme ka LPC2468 dabara adaba maka njikwa ụlọ ọrụ na sistemu ahụike.
Ihe nhazi ARM7TDMI-S, na-agba ọsọ ruo 72 MHz.
512 kB on-chip flash mmemme ebe nchekwa nwere In-System Programming (ISP) na In-Application Programming (IAP).Ebe nchekwa mmemme Flash dị na bọs mpaghara ARM maka ịnweta CPU dị elu.
98kB on-chip SRAM gụnyere:
64 kB nke SRAM na ụgbọ ala mpaghara ARM maka ịnweta CPU dị elu.
16 kB SRAM maka interface Ethernet.Enwere ike iji ya dịka ebumnuche izugbe SRAM.
16 kB SRAM maka ebumnuche izugbe DMA na-enwetakwa site na USB.
2kB SRAM nchekwa data kwadoro site na ngalaba ikike Real-Time Clock (RTC).
Dual Advanced High-performance Bus (AHB) sistemu na-enye ohere Ethernet DMA, USB DMA, na mmemme mmemme site na flash flash na-enweghị esemokwu.
EMC na-enye nkwado maka ngwaọrụ ebe nchekwa asynchronous static dị ka RAM, ROM na flash, yana ihe ncheta dị egwu dị ka otu ọnụego data SDRAM.
Advanced Vectored Interrupt Controller (VIC), na-akwado ihe nkwụsịtụ vectored ruru iri atọ na abụọ.
General Purpose DMA controller (GPDMA) na AHB nke enwere ike iji ya na SSP, I 2S-bus, na SD/MMC interface yana maka mbufe ebe nchekwa na ebe nchekwa.
Oghere Usoro Interface:
Ethernet MAC nwere interface MII/RMII yana njikwa DMA metụtara.Ọrụ ndị a bi na AHB nọọrọ onwe ya.
USB 2.0 zuru ngwa ngwa ọdụ ụgbọ mmiri / onye ọbịa / onye na-ahụ maka OTG nwere on-chip PHY yana njikwa DMA jikọtara ya.
UART anọ nwere ọgbọ ọnụ ọgụgụ baud pere mpe, otu nwere njikwa modem I/O, otu nwere nkwado IrDA, ha niile nwere FIFO.
CAN njikwa nwere ọwa abụọ.
Onye njikwa SPI.
Ndị na-ahụ maka SSP abụọ, nwere ikike FIFO na ọtụtụ protocol.Otu bụ ihe ọzọ maka ọdụ ụgbọ mmiri SPI, na-ekekọrịta nkwụsị ya.Enwere ike iji SSP na njikwa GPDMA.
I2C-ụgbọ ala atọ (otu nwere oghere na-emeghe yana abụọ nwere ntụtụ ọdụ ụgbọ mmiri ọkọlọtọ).
I 2S (Inter-IC Sound) interface maka ntinye ma ọ bụ mmepụta ọdịyo dijitalụ.Enwere ike iji ya na GPDMA.
Akụkụ ndị ọzọ:
SD/MMC kaadị ebe nchekwa interface.
160 Nzube izugbe I/O nwere ihe mgbochi ndọli elu/ala nwere ike ịhazi.
10-bit ADC na ntinye multiplexing n'etiti 8 pin.
10-bit DAC.
Ngụ oge/counter ebumnuche izugbe anọ nwere ntinye 8 na ntinye 10 tụlere.Ihe mgbochi ngụ oge ọ bụla nwere ntinye ọnụ ọgụgụ mpụga.
PWM/ngụ oge abụọ nwere nkwado maka njikwa moto nke atọ.PWM ọ bụla nwere ntinye ọnụ ọgụgụ mpụga.
RTC nwere ngalaba ike dị iche.Isi mmalite elekere nwere ike ịbụ oscillator RTC ma ọ bụ elekere APB.
2 kB SRAM kwadoro site na ntụtụ ike RTC, na-enye ohere ka echekwara data mgbe agbanyụrụ mgbawa ndị ọzọ.
WatchDog Timer (WDT).Enwere ike imechi WDT site na oscillator ime RC, oscillator RTC, ma ọ bụ elekere APB.
Ọkọlọtọ ARM ule/nyocha nrụnye maka ndakọrịta na ngwaọrụ ndị dị adị.
Modul trace emulation na-akwado nchọta oge.
Igwe ọkụ otu 3.3 V (3.0 V ruo 3.6 V).
Ụdị ike ike anọ belatara: arụghị ọrụ, ụra, ike daa, na ike gbadata.
Ntinye nkwụsịtụ mpụga anọ nwere ike ịhazi dị ka ihu/ọkwa dị nro.Enwere ike iji atụdo niile dị na ọdụ ụgbọ mmiri 0 na ọdụ ụgbọ mmiri 2 dị ka isi mmalite nkwụsịtụ ihu.
Processor na-eteta site na ọnọdụ mgbada site na nkwụsịtụ ọ bụla nwere ike ịrụ ọrụ n'oge ọnọdụ mgbada (gụnyere nkwụsị mpụga, nkwụsị RTC, ọrụ USB, nkwụsị n'ụra ụra Ethernet, ọrụ ụgbọ ala CAN, ọdụ ụgbọ mmiri 0/2 pin).Ngalaba ike abụọ nọọrọ onwe ha na-enye ohere maka nlezigharị ike dị mma dabere na njirimara achọrọ.
Akụkụ nke ọ bụla nwere nkesa elekere nke ya maka ịchekwa ike ọzọ.Nkewa ndị a na-enyere aka belata ike arụ ọrụ site na 20% ruo 30%.
Brownout jiri ụzọ dị iche iche chọpụta nkwụsịtụ na nrụpụta mmanye.
Nrụgharị ike na mgbawa. On-chip crystal oscillator nwere oke ọrụ nke 1 MHz ruo 25 MHz.
4 MHz esịtidem RC oscillator trimmed ka ọ bụrụ 1% izi ezi nke enwere ike iji ya mee ihe dịka elekere sistemụ.Mgbe ejiri ya dị ka elekere CPU, anaghị ekwe ka CAN na USB rụọ ọrụ.
On-chip PLL na-enye ohere ịrụ ọrụ CPU ruo ọnụego CPU kacha elu na-enweghị mkpa maka kristal dị elu.Enwere ike ịgba ọsọ site na isi oscillator, ime RC oscillator, ma ọ bụ oscillator RTC.
Nyochaa oke maka ule bọọdụ dị mfe.
Nhọrọ ọrụ ntụtụ dị iche iche na-enye ohere karịa maka iji ọrụ akụkụ mgbawa.
Njikwa ụlọ ọrụ
Usoro ahụike
Ihe Ntụgharị Protocol
Nzikọrịta ozi
