Stereo System User Manual

3-18 DSP56012 User’s Manual MOTOROLA
Memory, Operating Modes, and Interrupts
Interrupt Priority Register
P: $0018 SAI Right Channel Receiver if RXIL = 0
P: $001A SAI Receiver Exception if RXIL = 0
P: $001C Reserved
P: $001E NMI
P: $0020 SHI Transmit Data
P: $0022 SHI Transmit Underrun Error
P: $0024 SHI Receive FIFO Not Empty
P: $0026 Reserved
P: $0028 SHI Receive FIFO Full
P: $002A SHI Receive Overrun Error
P: $002C SHI Bus Error
P: $002E Reserved
P: $0030 Host Receive Data
P: $0032 Host Transmit Data
P: $0034 Host Command (Default)
P: $0036 Reserved
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P: $003C Reserved
P: $003E Illegal Instruction
P: $0040 SAI Left Channel Transmitter if TXIL = 1
P: $0042 SAI Right Channel Transmitter if TXIL = 1
P: $0044 SAI Transmitter Exception if TXIL = 1
P: $0046 SAI Left Channel Receiver if RXIL = 1
P: $0048 SAI Right Channel Receiver if RXIL = 1
P: $004A SAI Receiver Exception if RXIL = 1
P: $004C Reserved
P: $004E Reserved
P: $0050 DAX Transmit Underrun Error
Table 3-5 Interrupt Vectors (Continued)
Address Interrupt Source