71m6521be Maxim Integrated Products, Inc., 71m6521be Datasheet - Page 35
71m6521be
Manufacturer Part Number
71m6521be
Description
Energy Meter Ic
Manufacturer
Maxim Integrated Products, Inc.
Datasheet
1.71M6521BE.pdf
(97 pages)
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Interrupt Sources and Vectors
Table 52 shows the interrupts with their associated flags and vector addresses.
V1.0
Interrupt Request Flag
RI0/TI0
RI1/TI1
IEX2
IEX3
IEX4
IEX5
IEX6
TF0
TF1
IE0
IE1
© 2005-2008 TERIDIAN Semiconductor Corporation
IP1.x
0
0
1
1
Table 51: Interrupt Polling Sequence
External interrupt 0
Timer 0 interrupt
External interrupt 1
Timer 1 interrupt
Serial channel 0 interrupt
Serial channel 1 interrupt
External interrupt 2
External interrupt 3
External interrupt 4
External interrupt 5
External interrupt 6
Serial channel 1 interrupt
Serial channel 0 interrupt
Table 52: Interrupt Vectors
External interrupt 0
External interrupt 2
External interrupt 1
External interrupt 3
External interrupt 4
External interrupt 5
External interrupt 6
Table 50: Priority Levels
Timer 0 interrupt
Timer 1 interrupt
Description
IP0.x
0
1
0
1
Priority Level
Level0 (lowest)
Level1
Level2
Level3 (highest)
Interrupt Vector Address
Energy Meter IC
0x000B
0x001B
0x004B
0x005B
0x006B
0x0003
0x0013
0x0023
0x0083
0x0053
0x0063
71M6521BE
DATA SHEET
JANUARY 2008
Page: 35 of 97
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