Texas Instruments TMS320C67X/C67X+ DSP Car Speaker User Manual


 
Overview
Interrupts5-10 SPRU733
5.1.3 Summary of Interrupt Control Registers
Table 52 lists the interrupt control registers on the C67x CPU.
Table 52. Interrupt Control Registers
Acronym Register Name Description Page
CSR Control status register Allows you to globally set or disable interrupts 2-13
ICR Interrupt clear register Allows you to clear flags in the IFR manually 2-16
IER Interrupt enable register Allows you to enable interrupts 2-17
IFR Interrupt flag register Shows the status of interrupts 2-18
IRP Interrupt return pointer
register
Contains the return address used on return from a
maskable interrupt. This return is accomplished via
the B IRP instruction.
2-19
ISR Interrupt set register Allows you to set flags in the IFR manually 2-20
ISTP Interrupt service table pointer
register
Pointer to the beginning of the interrupt service
table
2-21
NRP
Nonmaskable interrupt return
pointer register
Contains the return address used on return from a
nonmaskable interrupt. This return is accom-
plished via the B NRP instruction.
2-22