參數資料
型號: ADUC814BRU
廠商: Analog Devices Inc
文件頁數: 54/72頁
文件大?。?/td> 0K
描述: IC ADC 12BIT W/FLASH MCU 28TSSOP
標準包裝: 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
外圍設備: POR,PSM,溫度傳感器,WDT
輸入/輸出數: 17
程序存儲器容量: 8KB(8K x 8)
程序存儲器類型: 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
數據轉換器: A/D 6x12b; D/A 2x12b
振蕩器型: 內部
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 58 of 72
IP
Interrupt Priority Register
SFR Address
B8H
Power-On Default
00H
Bit Addressable
Yes
---
PADC
PT2
PS
PT1
PX1
PT0
PX0
Table 30. IP SFR Bit Designations
Bit No.
Name
Description
7
---
Reserved.
6
PADC
ADC Interrupt Priority.
Written to by user to set interrupt priority level (1 = High; 0 = Low).
5
PT2
Timer 2 Interrupt Priority.
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
4
PS
UART Serial Port Interrupt Priority.
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
3
PT1
Timer 1 Interrupt Priority.
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
2
PX1
External Interrupt 1 Priority (INT1).
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
1
PT0
Timer 0 Interrupt Priority.
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
0
PX0
External Interrupt 0 Priority (INT0).
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
IEIP2
Secondary Interrupt Enable and Priority Register
SFR Address
A9H
Power-On Default
A0H
Bit Addressable
No
---
PT1
PPSM
PSI
---
ETI
EPSM
ESI
Table 31. IEIP2 SFR Bit Designations
Bit No.
Name
Description
7
---
Reserved.
6
PTI
Time Interval Counter Interrupt Priority.
Written to by the user to set TIC interrupt priority (1 = High; 0 = Low).
5
PPSM
PSM Interrupt Priority.
Written to by the user to select power supply monitor interrupt priority (1 = High; 0 = Low).
4
PSI
SPI Serial Port Interrupt Priority.
Written to by the user to select SPI serial port interrupt priority (1 = High; 0 = Low).
3
---
Reserved. This bit must be 0.
2
ETI
TIC Interrupt.
Set by the user to enable the TIC interrupt.
Cleared by the user to disable the TIC interrupt.
1
EPSM
Power Supply Monitor Interrupt.
Set by the user to enable the power supply monitor interrupt.
Cleared by the user to disable the power supply monitor interrupt.
0
ESI
SPI Serial Port Interrupt.
Set by the user to enable the SPI serial port interrupt.
Cleared by the user to disable the SPI serial port interrupt.
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