Datasheet

© 2009-2012 Microchip Technology Inc. Preliminary DS70616F-page 157
dsPIC33EPXXX(GP/MC/MU)806/810/814 and PIC24EPXXX(GP/GU)810/814
REGISTER 7-7: INTTREG: INTERRUPT CONTROL AND STATUS REGISTER
U-0 U-0 U-0 U-0 R-0 R-0 R-0 R-0
— — — —ILR<3:0>
bit 15 bit 8
R-0 R-0 R-0 R-0 R-0 R-0 R-0 R-0
VECNUM<7:0>
(1)
bit 7 bit 0
Legend:
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
bit 15-12 Unimplemented: Read as ‘0’
bit 11-8 ILR<3:0>: New CPU Interrupt Priority Level bits
1111 = CPU Interrupt Priority Level is 15
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•
•
0001 = CPU Interrupt Priority Level is 1
0000 = CPU Interrupt Priority Level is 0
bit 7-0 VECNUM<7:0>: Vector Number of Pending Interrupt bits
(1)
11111111 = 255, Reserved
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•
•
00001001 = 9, IC1 - Input Capture 1
00001000 = 8, INT0 - External Interrupt 0
00000111 = 7, Reserved
00000110 = 6, Generic Soft Error Trap
00000101 = 5, DMAC Error Trap
00000100 = 4, Math Error Trap
00000011 = 3, Stack Error Trap
00000010 = 2, Generic Hard Trap
00000001 = 1, Address Error Trap
00000000 = 0, Oscillator Fail Trap
Note 1: See Table 7-1 for the complete list of Interrupt Vector numbers.