71M6521BE Datasheet, PDF (36/97 Pages) Teridian Semiconductor Corporation – Energy Meter IC

Internal/
External
Source
DIO
Individual
Interrupt
Flags
General
Interrupt
Flags
IE0
Logic and
Polarity
Selection
UART1
(optical)
RI1
>=1
TI1
Timer 0
Flash Write
Collision
IE_FWCOL0
IE_FWCOL1
DIO
TF0
INT2
IE1
I2FR
CE_BUSY
INT3
I3FR
Timer 1
TF1
PLL OK
UART0
EEPROM/
I2C
XFER_BUSY
RTC_1S
IE_PLLRISE
IE_PLLFALL
IE_XFER
IE_RTC
INT4
RI0
TI0
INT5
INT6
>=1
Interrupt
Control
Register
IRCON.1
IRCON.2
IRCON.3
IRCON.4
IRCON.5
71M6521BE
Energy Meter IC
DATA SHEET
JANUARY 2008
Interrupt
Enable
IEN0.7
IEN0.0
Priority
Assignment
IEN2.0
IP1.0/
IP0.0
IEN0.1
IEN1.1
IP1.1/
IP0.1
IEN0.2
IEN1.2
IP1.2/
IP0.2
IEN0.3
IEN1.3
IP1.3/
IP0.3
IEN0.4
IEN1.4
IEN1.5
IP1.4/
IP0.4
IP1.5/
IP0.5
Interrupt
Vector
Figure 6: Interrupt Structure
Page: 36 of 97
© 2005-2008 TERIDIAN Semiconductor Corporation
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