ADE7569_15 Datasheet, PDF (96/152 Pages) Analog Devices – Single-Phase Energy Measurement IC with 8052 MCU, RTC, and LCD Driver

ADE7116/ADE7156/ADE7166/ADE7169/ADE7566/ADE7569
PSM
IPSMF
IPSME
MIDNIGHT
RTC ALARM
FPSM
(IPSMF.6)
IE/IEIP2 REGISTERS IP/IEIP2 REGISTERS
PRIORITY LEVEL
LOW HIGH HIGHEST
IN OUT
LATCH
RESET
ADE
MIRQSTH MIRQSTM MIRQSTL
MIRQENH MIRQENM MIRQENL
WATCHDOG
WATCHDOG TIMEOUT
WDIR
MIRQSTL.7
TEMP ADC* ^{TEMPADC INTERRUPT}
IN OUT
LATCH
RESET
EXTERNAL
INTERRUPT 0
IT0
INT0 ⁰
1
PSM2
IE0
IT0
TF0
TIMER 0
EXTERNAL
INTERRUPT 1
IT1
INT1 ⁰
1
PSM2
IE1
IT1
INTERRUPT
POLLING
SEQUENCE
TF1
TIMER 1
I²C/SPI
SPI INTERRUPT ^CFG.5
1
I²C INTERRUPT
0
RI
UART
TI
TIMER 2
TF2
EXF2
*NOT AVAILABLE IN THE ADE7116.
IN OUT
LATCH
RESET
INDIVIDUAL
INTERRUPT
ENABLE
GLOBAL
INTERRUPT
ENABLE (EA)
LEGEND
AUTOMATIC
CLEAR SIGNAL
Figure 89. Interrupt System Functional Block Diagram
Rev. B | Page 96 of 152