Datasheet

71M6513/71M6513H
3-Phase Energy Meter IC
DATA SHEET
AUGUST 2011
Page: 32 of 104 © 2005-2011 Teridian Semiconductor Corporation
A Maxim Integrated Products Brand
Special Function Registers for Interrupts:
Interrupt Enable 0 register (IE0)
MSB LSB
EAL WDT ES0 ET1 EX1 ET0 EX0
Table 33: The IEN0 Register
Bit Symbol Function
IEN0
.7
EAL
EAL
=0 – disable all interrupts
IEN0.6
WDT
Not used for interrupt control
IEN0.5 -
IEN0.4 ES0 ES0=0 – disable serial channel 0 interrupt
IEN0.3 ET1 ET1=0 – disable timer 1 overflow interrupt
IEN0.2 EX1 EX1=0 – disable external interrupt 1
IEN0.1 ET0 ET0=0 – disable timer 0 overflow interrupt
IEN0.0 EX0 EX0=0 – disable external interrupt 0
Table 34: The IEN0 Bit Functions
Interrupt Enable 1 Register (IEN1)
MSB LSB
SWDT EX6 EX5 EX4 EX3 EX2
Table 35: The IEN1 Register
Bit
Symbol
Function
IEN1.7 -
IEN1.6
SWDT
Not used for interrupt control
IEN1.5 EX6 EX6=0 – disable external interrupt 6
IEN1.4 EX5 EX5=0 – disable external interrupt 5
IEN1.3 EX4 EX4=0 – disable external interrupt 4
IEN1.2 EX3 EX3=0 – disable external interrupt 3
IEN1.1 EX2 EX2=0 – disable external interrupt 2
IEN1.0 -
Table 36: The IEN1 Bit Functions