參數(shù)資料
型號(hào): ADUC814BRU
廠商: Analog Devices Inc
文件頁數(shù): 55/72頁
文件大?。?/td> 0K
描述: IC ADC 12BIT W/FLASH MCU 28TSSOP
標(biāo)準(zhǔn)包裝: 50
系列: MicroConverter® ADuC8xx
核心處理器: 8052
芯體尺寸: 8-位
速度: 16.78MHz
連通性: I²C,SPI,UART/USART
外圍設(shè)備: POR,PSM,溫度傳感器,WDT
輸入/輸出數(shù): 17
程序存儲(chǔ)器容量: 8KB(8K x 8)
程序存儲(chǔ)器類型: 閃存
EEPROM 大?。?/td> 640 x 8
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 6x12b; D/A 2x12b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 125°C
封裝/外殼: 28-TSSOP(0.173",4.40mm 寬)
包裝: 管件
配用: EVAL-ADUC814QSZ-ND - KIT DEV FOR ADUC814 MICROCONVRTR
ADuC814
Rev. A | Page 59 of 72
Interrupt Priority
The interrupt enable registers are written by the user to enable
individual interrupt sources, while the interrupt priority
registers allow the user to select one of two priority levels for
each interrupt. An interrupt of a high priority may interrupt the
service routine of a low priority interrupt, and if two interrupts
of different priority occur at the same time, the higher level
interrupt is serviced first. An interrupt cannot be interrupted by
another interrupt of the same priority level. If two interrupts of
the same priority level occur simultaneously, a polling sequence
is observed as shown in Table 32.
Table 32. Priority within an Interrupt Level
Source
Priority
Description
PSMI
1 (Highest)
Power Supply Monitor Interrupt
WDS
2
Watchdog Interrupt
IE0
3
External Interrupt 0
RDY0/RDY1
4
ADC Interrupt
TF0
5
Timer/Counter 0 Interrupt
IE1
6
External Interrupt 1
TF1
7
Timer/Counter 1 Interrupt
ISPI
8
SPI Interrupt
RI + TI
9
Serial Interrupt
TF2 + EXF2
10
Timer/Counter 2 Interrupt
TII
11 (Lowest)
Time Interval Counter Interrupt
Interrupt Vectors
When an interrupt occurs, the program counter is pushed onto
the stack, and the corresponding interrupt vector address is
loaded into the program counter. The interrupt vector addresses
are shown in Table 33.
Table 33. Interrupt Vector Addresses
Source
Vector Address
IE0
0003H
TF0
000BH
IE1
0013H
TF1
001BH
RI + TI
0023H
TF2 + EXF2
002BH
RDY0/RDY1 (ADC)
0033H
ISPI
003BH
PSMI
0043H
TII
0053H
WDS (WDIR = 1)1
005BH
1 The watchdog can be configured to generate an interrupt instead of a reset
when it times out. This is used for logging errors or to examine the internal
status of the microcontroller core to understand, from a software debug point
of view, why a watchdog timeout occurred. The watchdog interrupt is slightly
different from normal interrupts in that its priority level is always set to 1, and
it is not possible to disable the interrupt via the global disable bit (EA) in the IE
SFR. This is done to ensure that the interrupt is always responded to if a
watchdog timeout occurs. The watchdog produces an interrupt only if the
watchdog timeout is greater than zero.
相關(guān)PDF資料
PDF描述
ADUC816BCP IC MCU 8K FLASH ADC/DAC 56LFCSP
ADUC824BSZ-REEL IC MCU 8K FLASH ADC/DAC 52MQFP
ADUC831BCPZ IC MCU 62K FLASH ADC/DAC 56LFCSP
ADUC832BSZ-REEL IC MCU 62K FLASH ADC/DAC 52MQFP
ADUC834BCPZ-REEL IC MCU 62K FLASH ADC/DAC 56LFCSP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADUC814BRU-REEL 制造商:Analog Devices 功能描述:MCU 8-bit ADuC8xx 8052 CISC 8KB Flash 3V/5V 28-Pin TSSOP T/R 制造商:Analog Devices 功能描述:MCU 8BIT CISC 8KB FLASH 3.3V/5V 28TSSOP - Tape and Reel 制造商:Analog Devices Inc. 功能描述:8-bit Microcontrollers - MCU 12 BIT ADC WITH EMBEDDED 8-BIT MICRO I.C
ADUC814BRU-REEL7 制造商:Analog Devices 功能描述:MCU 8-Bit ADuC8xx 8052 CISC 8KB Flash 3V/5V 28-Pin TSSOP T/R 制造商:Analog Devices 功能描述:MCU 8BIT CISC 8KB FLASH 3.3V/5V 28TSSOP - Tape and Reel 制造商:Analog Devices Inc. 功能描述:8-bit Microcontrollers - MCU 12 BIT ADC WITH EMBEDDED 8-BIT MICRO I.C
ADUC814BRUZ 功能描述:IC ADC 12BIT W/FLASH MCU 28TSSOP RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器, 系列:MicroConverter® ADuC8xx 產(chǎn)品培訓(xùn)模塊:MCU Product Line Introduction XMEGA Introduction AVR XMEGA USB Connectivity 標(biāo)準(zhǔn)包裝:90 系列:AVR® XMEGA 核心處理器:AVR 芯體尺寸:8/16-位 速度:32MHz 連通性:I²C,IrDA,SPI,UART/USART 外圍設(shè)備:欠壓檢測(cè)/復(fù)位,DMA,POR,PWM,WDT 輸入/輸出數(shù):50 程序存儲(chǔ)器容量:192KB(96K x 16) 程序存儲(chǔ)器類型:閃存 EEPROM 大小:4K x 8 RAM 容量:16K x 8 電壓 - 電源 (Vcc/Vdd):1.6 V ~ 3.6 V 數(shù)據(jù)轉(zhuǎn)換器:A/D 16x12b; D/A 2x12b 振蕩器型:內(nèi)部 工作溫度:-40°C ~ 85°C 封裝/外殼:64-TQFP 包裝:托盤 配用:ATSTK600-RC14-ND - STK600 SOCKET/ADAPTER 64TQFPATSTK600-TQFP64-ND - STK600 SOCKET/ADAPTER 64-TQFPATAVRONEKIT-ND - KIT AVR/AVR32 DEBUGGER/PROGRMMRATAVRISP2-ND - PROGRAMMER AVR IN SYSTEM
ADUC814BRUZ-REEL 功能描述:IC MCU 8K FLASH ADC/DAC 28-TSSOP RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器, 系列:MicroConverter® ADuC8xx 標(biāo)準(zhǔn)包裝:38 系列:Encore!® XP® 核心處理器:eZ8 芯體尺寸:8-位 速度:5MHz 連通性:IrDA,UART/USART 外圍設(shè)備:欠壓檢測(cè)/復(fù)位,LED,POR,PWM,WDT 輸入/輸出數(shù):16 程序存儲(chǔ)器容量:4KB(4K x 8) 程序存儲(chǔ)器類型:閃存 EEPROM 大小:- RAM 容量:1K x 8 電壓 - 電源 (Vcc/Vdd):2.7 V ~ 3.6 V 數(shù)據(jù)轉(zhuǎn)換器:- 振蕩器型:內(nèi)部 工作溫度:-40°C ~ 105°C 封裝/外殼:20-SOIC(0.295",7.50mm 寬) 包裝:管件 其它名稱:269-4116Z8F0413SH005EG-ND
ADUC814BRUZ-REEL7 功能描述:IC MCU 8K FLASH ADC/DAC 28-TSSOP RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器, 系列:MicroConverter® ADuC8xx 標(biāo)準(zhǔn)包裝:38 系列:Encore!® XP® 核心處理器:eZ8 芯體尺寸:8-位 速度:5MHz 連通性:IrDA,UART/USART 外圍設(shè)備:欠壓檢測(cè)/復(fù)位,LED,POR,PWM,WDT 輸入/輸出數(shù):16 程序存儲(chǔ)器容量:4KB(4K x 8) 程序存儲(chǔ)器類型:閃存 EEPROM 大小:- RAM 容量:1K x 8 電壓 - 電源 (Vcc/Vdd):2.7 V ~ 3.6 V 數(shù)據(jù)轉(zhuǎn)換器:- 振蕩器型:內(nèi)部 工作溫度:-40°C ~ 105°C 封裝/外殼:20-SOIC(0.295",7.50mm 寬) 包裝:管件 其它名稱:269-4116Z8F0413SH005EG-ND