Table 5-1 Shi Interrupt Vectors; Table 5-2 Shi Internal Interrupt Priorities - Motorola DSP56012 User Manual

24-bit digital signal processor
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The interrupt vector table for the Serial Host Interface is shown in Table 5-1 and the
exceptions generated by the SHI are prioritized as shown in Table 5-2.
Address
P: $0020
P: $0022
P: $0024
P: $0026
P: $0028
P: $002A
P: $002C
Priority
Highest
Lowest
MOTOROLA

Table 5-1 SHI Interrupt Vectors

SHI Transmit Data
SHI Transmit Underrun Error
SHI Receive FIFO Not Empty
Reserved
SHI Receive FIFO Full
SHI Receive Overrun Error
SHI Bus Error

Table 5-2 SHI Internal Interrupt Priorities

SHI Bus Error
SHI Receive Overrun Error
SHI Transmit Underrun Error
SHI Receive FIFO Full
SHI Transmit Data
SHI Receive FIFO Not Empty
DSP56012 User's Manual
Serial Host Interface Programming Model
Interrupt Source
Interrupt
Serial Host Interface
5-7

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