Stereo System User Manual

1-14 DSP56012 User’s Manual MOTOROLA
Overview
DSP56012 Architectural Overview
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 Host Receive Data
P:$0032 0–2 Host Transmit Data
P:$0034 0–2 Host Command (default)
P:$0036 Reserved; available for Host Command, see p. B-5–B-6.
::
P:$003C Reserved; available for Host Command, see p. B-5–B-6.
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
P: $004A 0–2 SAI Receiver Exception if RXIL = 1
P: $004C Reserved; available for Host Command, see p. B-5–B-6.
P: $004E Reserved; available for Host Command, see p. B-5–B-6.
Table 1-3 Interrupt Starting Addresses and Sources (Continued)
Interrupt
Starting Address
IPL Interrupt Source