ADE7566ASTZF8-RL2 AD [Analog Devices], ADE7566ASTZF8-RL2 Datasheet - Page 81

• Manufacturer Part Number: ADE7566ASTZF8-RL2
• Description: Single-Phase Energy Measurement IC with 8052 MCU, RTC, and LCD Driver
• Manufacturer: AD [Analog Devices]

Preliminary Technical Data
Table 65. Interrupt Priority SFR (IP, 0xB8)
Bit No.
7
6
5
4
3
2
1
0
Table 66. Interrupt Enable and Priority 2 SFR (IEIP2, 0xA9)
Bit No.
7
6
5
4
3
2
1
0
INTERRUPT PRIORITY
If two interrupts of the same priority level occur simultaneously, the polling sequence is observed (as shown in Table 67).
Table 67. Priority Within Interrupt Level
Source
IPSM
IRTC
IADE
WDT
ITEMP
IE0
TF0
IE1
TF1
ISPI/I2CI
RI/TI
TF2/EXF2
Address
0xBF
0xBE
0xBD
0xBC
0xBB
0xBA
0xB9
0xB8
Mnemonic
–
PTI
–
PSI
EADE
ETI
EPSM
ESI
Priority
0 (Highest)
1
2
3
4
5
6
7
8
9
10
11 (Lowest)
Mnemonic
PADE
PTEMP
PT2
PS
PT1
PX1
PT0
PX0
Description
–
RTC Interrupt Priority (1 = high, 0 = low).
–
SPI/I
Enables the Energy Metering Interrupt (ADE). Set by the user.
Enables the RTC Interval Timer Interrupt. Set by the user.
Enables the PSM Power Supply Management Interrupt. Set by the user.
Enables the SPI/I
2
C Interrupt Priority (1 = high, 0 = low).
Temperature ADC Interrupt Priority (1 = high, 0 = low).
Description
ADE Energy Measurement Interrupt Priority (1 = high, 0 = low).
Timer 2 Interrupt Priority (1 = high, 0 = low).
UART Serial Port Interrupt Priority (1 = high, 0 = low).
Timer 1 Interrupt Priority (1 = high, 0 = low).
INT1 (External Interrupt 1) Priority (1 = high, 0 = low).
Timer 0 Interrupt Priority (1 = high, 0 = low).
INT0 (External Interrupt 0) Priority (1 = high, 0 = low).
2
C Interrupt. Set by the user.
Description
Power Supply Monitor Interrupt.
RTC Interval Timer Interrupt.
ADE Energy Measurement Interrupt.
Watchdog Timer Overflow Interrupt.
Temperature ADC Interrupt.
External Interrupt 0.
Timer/Counter 0 Interrupt.
External Interrupt 1.
Timer/Counter 1 Interrupt.
SPI/I
UART Serial Port Interrupt.
Timer/Counter 2 Interrupt.
Rev. PrA | Page 81 of 136
2
C Interrupt.
ADE7566/ADE7569