Programming Reference

MOTOROLA DSP56012 User’s Manual B-5

Table B-1 Interrupt Starting Addresses and Sources

Interrupt
Starting Address IPL Interrupt Source
P:$0000 3 Hardware RESET
P:$0002 3 Stack Error
P:$0004 3 Trace
P:$0006 3 SWI
P:$0008 0–2 IRQA
P:$000A 0–2 IRQB
P:$000C Reserved
P:$000E Reserved
P:$0010 0–2 SAI Left Channel Transmitter if TXIL = 0
P:$0012 0–2 SAI Right Channel Transmitter if TXIL = 0
P:$0014 0–2 SAI Transmitter Exception if TXIL = 0
P:$0016 0–2 SAI Left Channel Receiver if RXIL = 0
P:$0018 0–2 SAI Right Channel Receiver if RXIL = 0
P:$001A 0–2 SAI Receiver Exception if RXIL = 0
P:$001C Reserved
P:$001E 3 NMI
P:$0020 0–2 SHI Transmit Data
P:$0022 0–2 SHI Transmit Underrun Error
P:$0024 0–2 SHI Receive FIFO Not Empty
P:$0026 Reserved
P:$0028 0–2 SHI Receive FIFO Full
P:$002A 0–2 SHI Receive Overrun Error
P:$002C 0–2 SHI Bus Error
P:$002E Reserved
P:$0030 0–2 HI Receive Data
P:$0032 0–2 HI Transmit Data
P:$0034 0–2 HI Command (Default)
P:$0036 Available for Host Command
P:$0038 Available for Host Command
P:$003A Available for Host Command
P:$003C Available for Host Command
P:$003E 3 Illegal Instruction
P: $0040 0–2 SAI Left Channel Transmitter if TXIL = 1
P: $0042 0–2 SAI Right Channel Transmitter if TXIL = 1
P: $0044 0–2 SAI Transmitter Exception if TXIL = 1
P: $0046 0–2 SAI Left Channel Receiver if RXIL = 1
P: $0048 0–2 SAI Right Channel Receiver if RXIL = 1