ADUC814 Analog Devices, ADUC814 Datasheet - Page 58

• Manufacturer Part Number: ADUC814
• Description: Precision Analog Microcontroller: 1.3MIPS 8052 MCU + 8kB Flash + 6-Ch 12-Bit ADC + Dual 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of ADUC814

• Mcu Core: 8052
• Mcu Speed (mips): 1.3
• Sram (bytes): 256Bytes
• Gpio Pins: 17
• Adc # Channels: 6

ADuC814
IP
SFR Address
Power-On Default
Bit Addressable
Table 30. IP SFR Bit Designations
Bit No.
7
6
5
4
3
2
1
0
IEIP2
SFR Address
Power-On Default
Bit Addressable
Table 31. IEIP2 SFR Bit Designations
Bit No.
7
6
5
4
3
2
1
0
---
---
Name
---
PTI
PPSM
PSI
---
ETI
EPSM
ESI
Name
---
PADC
PT2
PS
PT1
PX1
PT0
PX0
PADC
Description
Reserved.
Time Interval Counter Interrupt Priority.
Written to by the user to set TIC interrupt priority (1 = High; 0 = Low).
PSM Interrupt Priority.
Written to by the user to select power supply monitor interrupt priority (1 = High; 0 = Low).
SPI Serial Port Interrupt Priority.
Written to by the user to select SPI serial port interrupt priority (1 = High; 0 = Low).
Reserved. This bit must be 0.
TIC Interrupt.
Set by the user to enable the TIC interrupt.
Cleared by the user to disable the TIC interrupt.
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.
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.
PT1
Reserved.
ADC Interrupt Priority.
Written to by user to set interrupt priority level (1 = High; 0 = Low).
Timer 2 Interrupt Priority.
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
UART Serial Port Interrupt Priority.
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
Timer 1 Interrupt Priority.
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
External Interrupt 1 Priority (INT1).
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
Timer 0 Interrupt Priority.
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
External Interrupt 0 Priority (INT0).
Written to by the user to set interrupt priority level (1 = High; 0 = Low).
Description
Interrupt Priority Register
B8H
00H
Yes
Secondary Interrupt Enable and Priority Register
A9H
No
A0H
PPSM
PT2
PSI
PS
Rev. A | Page 58 of 72
PT1
---
PX1
ETI
EPSM
PT0
PX0
ESI