参数资料
型号: ADUC814BRU
厂商: Analog Devices Inc
文件页数: 54/72页
文件大小: 0K
描述: IC ADC 12BIT W/FLASH MCU 28TSSOP
标准包装: 50
系列: MicroConverter® ADuC8xx
核心处理器: 8052
芯体尺寸: 8-位
速度: 16.78MHz
连通性: I²C,SPI,UART/USART
外围设备: POR,PSM,温度传感器,WDT
输入/输出数: 17
程序存储器容量: 8KB(8K x 8)
程序存储器类型: 闪存
EEPROM 大小: 640 x 8
RAM 容量: 256 x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
数据转换器: A/D 6x12b; D/A 2x12b
振荡器型: 内部
工作温度: -40°C ~ 125°C
封装/外壳: 28-TSSOP(0.173",4.40mm 宽)
包装: 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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