Apejuwe
Atmel®AVR® mojuto daapọ eto ẹkọ ọlọrọ pẹlu awọn iforukọsilẹ idi iṣẹ gbogbogbo 32.Gbogbo awọn iforukọsilẹ 32 naa ni asopọ taara si Ẹka Iṣiro Iṣiro (ALU), gbigba awọn iforukọsilẹ ominira meji lati wọle si ni ilana ẹyọkan kan ti a ṣe ni akoko aago kan.Abajade faaji jẹ koodu daradara diẹ sii lakoko ti o n ṣaṣeyọri awọn igbejade titi di igba mẹwa yiyara ju awọn alabojuto CISC deede.ATmega8 n pese awọn ẹya wọnyi: 8 Kbytes ti In-System Programmable Filaṣi pẹlu Awọn agbara kika-Nigba-Kọ, 512 awọn baiti ti EEPROM, 1 Kbyte ti SRAM, 23 idi gbogboogbo I / O laini, 32 idi gbogbogbo awọn iforukọsilẹ ṣiṣẹ, Aago rọ mẹta / Awọn olutaja pẹlu awọn ipo afiwera, awọn idilọwọ inu ati ita, USART ti eto ni tẹlentẹle, Atọka Itọka Serial Twowire kan, ADC ikanni 6 kan (awọn ikanni mẹjọ ni TQFP ati awọn idii QFN / MLF) pẹlu deede 10-bit, Aago Watchdog ti eto pẹlu Oscillator inu, ibudo ni tẹlentẹle SPI, ati sọfitiwia marun ti o yan awọn ipo fifipamọ agbara.Ipo Idle da Sipiyu duro lakoko gbigba SRAM, Aago/Counters, ibudo SPI, ati eto idalọwọduro lati tẹsiwaju iṣẹ.Ipo Powerdown ṣe ifipamọ awọn akoonu iforukọsilẹ ṣugbọn didi Oscillator, di alaabo gbogbo awọn iṣẹ chirún miiran titi Idilọwọ atẹle tabi Tunto Hardware.Ni ipo fifipamọ agbara, aago asynchronous tẹsiwaju lati ṣiṣẹ, gbigba olumulo laaye lati ṣetọju ipilẹ aago kan nigba ti iyoku ẹrọ naa n sun.Ipo Idinku Ariwo ADC da Sipiyu duro ati gbogbo awọn modulu I/O ayafi aago asynchronous ati ADC, lati dinku ariwo iyipada lakoko awọn iyipada ADC.Ni ipo Imurasilẹ, Oscillator crystal/resonator nṣiṣẹ nigba ti iyoku ẹrọ naa n sun.Eyi ngbanilaaye ibẹrẹ iyara pupọ ni idapo pẹlu agbara-kekere.
Awọn pato: | |
Iwa | Iye |
Ẹka | Awọn iyika Iṣọkan (ICs) |
Ifibọ - Microcontrollers | |
Mfr | Microchip ọna ẹrọ |
jara | AVR® ATmega |
Package | Tube |
Ipo apakan | Ti nṣiṣe lọwọ |
mojuto ero isise | AVR |
Core Iwon | 8-Bit |
Iyara | 16MHz |
Asopọmọra | I²C, SPI, UART/USART |
Awọn agbeegbe | Brown-jade Ṣawari / Tunto, POR, PWM, WDT |
Nọmba ti I/O | 23 |
Eto Iwon Iranti | 8KB (4K x 16) |
Eto Iranti Iru | FILASI |
EEPROM Iwon | 512 x8 |
Ramu Iwon | 1k x8 |
Foliteji - Ipese (Vcc/Vdd) | 4.5V ~ 5.5V |
Data Converter | A/D 6x10b |
Oscillator Iru | Ti abẹnu |
Awọn iwọn otutu ti nṣiṣẹ | -40°C ~ 85°C (TA) |
Iṣagbesori Iru | Nipasẹ Iho |
Package / Ọran | 28-DIP (0.300 ", 7.62mm) |
Package Device Olupese | 28-PDIP |
Nọmba Ọja mimọ | ATMEGA8 |