Apejuwe
NXP Semiconductors ṣe apẹrẹ LPC2468 microcontroller ni ayika 16-bit/32-bit ARM7TDMI-S Sipiyu mojuto pẹlu awọn atọkun yokokoro akoko gidi ti o pẹlu mejeeji JTAG ati itọpa ifibọ.LPC2468 naa ni 512 kB ti iranti filasi iyara-giga lori chip.Iranti filasi yii pẹlu ni wiwo iranti fife 128-bit pataki ati faaji imuyara ti o fun laaye Sipiyu lati ṣiṣẹ awọn ilana atẹle lati iranti filasi ni iwọn aago eto 72 MHz ti o pọju.Ẹya yii wa lori idile microcontroller LPC2000 ARM ti awọn ọja.LPC2468 le ṣiṣẹ mejeeji 32-bit ARM ati awọn ilana Thumb 16-bit.Atilẹyin fun awọn eto itọnisọna meji tumọ si pe awọn onimọ-ẹrọ le yan lati mu ohun elo wọn pọ si fun boya iṣẹ ṣiṣe tabi iwọn koodu ni ipele-ipin-ibaramu.Nigbati mojuto ba ṣiṣẹ awọn itọnisọna ni ipo Atanpako o le dinku iwọn koodu nipasẹ diẹ sii ju 30% pẹlu pipadanu kekere nikan ni iṣẹ lakoko ṣiṣe awọn ilana ni ipinlẹ ARM mu iṣẹ ṣiṣe pọ si.LPC2468 microcontroller jẹ apẹrẹ fun awọn ohun elo ibaraẹnisọrọ idi-pupọ.O ṣafikun 10/100 Ethernet Media Access Controller (MAC), Ẹrọ iyara kikun USB / Olutọju / Olutọju OTG pẹlu 4 kB ti Ramu ipari, awọn UART mẹrin, awọn ikanni Nẹtiwọọki Agbegbe meji (CAN), wiwo SPI, Amuṣiṣẹpọ meji Serial Ports (SSP), awọn atọkun I2C mẹta, ati wiwo I2S kan.Atilẹyin gbigba ti awọn atọkun awọn ibaraẹnisọrọ ni tẹlentẹle jẹ awọn ẹya ara ẹrọ atẹle;on-chip 4 MHz ti abẹnu konge oscillator, 98 kB ti lapapọ Ramu ti o wa ninu 64 kB ti agbegbe SRAM, 16 kB SRAM fun àjọlò, 16 kB SRAM fun gbogboogbo DMA, 2 kB ti batiri agbara SRAM, ati awọn ẹya ita Memory Adarí ( EMC).Awọn ẹya ara ẹrọ yii jẹ ki ẹrọ yi dara julọ fun awọn ẹnu-ọna ibaraẹnisọrọ ati awọn oluyipada ilana.Ni ibamu pẹlu ọpọlọpọ awọn olutona ibaraẹnisọrọ ni tẹlentẹle, awọn agbara clocking wapọ, ati awọn ẹya iranti jẹ ọpọlọpọ awọn aago 32-bit, ADC 10-bit ti o ni ilọsiwaju, 10-bit DAC, awọn ẹya PWM meji, awọn pinni idalọwọduro ita mẹrin, ati to awọn laini GPIO iyara 160.LPC2468 so 64 ti awọn pinni GPIO pọ si ohun elo orisun Vector Interrupt Controller (VIC) ti o tumọ si pe awọn igbewọle ita wọnyi le ṣe ina awọn idalọwọduro eti.Gbogbo awọn ẹya wọnyi jẹ ki LPC2468 dara julọ fun iṣakoso ile-iṣẹ ati awọn eto iṣoogun.
Awọn pato: | |
Iwa | Iye |
Ẹka | Awọn iyika Iṣọkan (ICs) |
Ifibọ - Microcontrollers | |
Mfr | NXP USA Inc. |
jara | LPC2400 |
Package | Atẹ |
Ipo apakan | Ti dawọ duro ni Digi-Key |
mojuto ero isise | ARM7® |
Core Iwon | 16/32-Bit |
Iyara | 72MHz |
Asopọmọra | CANbus, EBI/EMI, Ethernet, I²C, Microwire, Kaadi Iranti, SPI, SSI, SSP, UART/USART, USB OTG |
Awọn agbeegbe | Brown-jade Ṣawari/Tunto, DMA, I²S, POR, PWM, WDT |
Nọmba ti I/O | 160 |
Eto Iwon Iranti | 512KB (512K x 8) |
Eto Iranti Iru | FILASI |
EEPROM Iwon | - |
Ramu Iwon | 98k x8 |
Foliteji - Ipese (Vcc/Vdd) | 3V ~ 3.6V |
Data Converter | A/D 8x10b;D/A 1x10b |
Oscillator Iru | Ti abẹnu |
Awọn iwọn otutu ti nṣiṣẹ | -40°C ~ 85°C (TA) |
Iṣagbesori Iru | Oke Oke |
Package / Ọran | 208-LQFP |
Package Device Olupese | 208-LQFP (28x28) |
Nọmba Ọja mimọ | LPC24 |