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Interrupt Source Select (Index=2, RB='1')

Interrupt Source Select Register

Register Layout

Index=0x02, Byte 0, Word 0. RB='1'.

D7 
D6 
D5 
D4 
D3 
D2 
D1 
D0 
ISB3 
ISB2 
ISB1 
ISB0 
ISA3 
ISA2 
ISA1 
ISA0 
Bit Definitions
NAME 
DIRECTION 
DEFAULT 
DESCRIPTION 
ISB[3:0] 
rw 
0000 
Interrupt Source B. Sets the ISB bit in the ADC Status Register when ISSBE=’1’.
0000 = none (default)
0001 = Reserved
0010 = Interrupt Threshold Counter
0011 = Analog Input Frame Maximum
0100 = Trigger Start and transition to active trigger state
0101 = Trigger Stop and transition to inactive trigger state
0110 = none
0111 = none
1000 = DIN0 rising edge
1001 = DIN0 falling edge
1010 = DIN1 rising edge
1011 = DIN1 falling edge
1100 = DIN2 rising edge
1101 = DIN2 falling edge
1110 = DIN3 rising edge
1111 = DIN3 falling edge 
ISA[3:0] 
rw 
0000 
Interrupt Source A. Sets the ISA bit in the ADC Status Register when ISSBE=’1’.
0000 = none (default)
0001 = Reserved
0010 = Interrupt Threshold Counter
0011 = Analog Input Frame Maximum
0100 = Trigger Start and transition to active trigger state
0101 = Trigger Stop and transition to inactive trigger state
0110 = none
0111 = none
1000 = DIN0 rising edge
1001 = DIN0 falling edge
1010 = DIN1 rising edge
1011 = DIN1 falling edge
1100 = DIN2 rising edge
1101 = DIN2 falling edge
1110 = DIN3 rising edge
1111 = DIN3 falling edge 
Copyright © 1997-2008 by Apex Embedded Systems. All rights reserved. Updated on Wednesday, April 02, 2008.
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