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Control/Status Registers
Register
Name
Width
Description
LBUF0
48/32
Link Data Buffer 0
LBUF1
48/32
Link Data Buffer 1
LBUF2
48/32
Link Data Buffer 2
LBUF3
48/32
Link Data Buffer 3
LBUF4
48/32
Link Data Buffer 4
LBUF5
48/32
Link Data Buffer 5
LCTL
32
Link Buffer Control Register
LCOM
32
Link Common Control Register
LAR
18
Link Assignment Register
LSRQ
32
Link Service Request & Mask Register
LPATH1
32
Link Path 1 Register (Mesh Multiprocessing)
LPATH2
32
Link Path 2 Register (Mesh Multiprocessing)
LPATH3
32
Link Path 3 Register (Mesh Multiprocessing)
LPCNT
32
Link Path Counter (Mesh Multiprocessing)
CNST1
40/32
Link Port Constant 1 (Mesh Multiprocessing)
CNST2
40/32
Link Port Constant 2 (Mesh Multiprocessing)
Table E.5 IOP Registers (Link Ports)
Note: The IOP registers that support the link ports are not available on the ADSP-21061.
Register
Name
Width Description
STCTL0
32
SPORT0 Transmit Control Register
SRCTL0
32
SPORT0 Receive Control Register
TX0
32
SPORT0 Transmit Data Buffer
RX0
32
SPORT0 Receive Data Buffer
TDIV0
32
SPORT0 Transmit Divisors
RDIV0
32
SPORT0 Receive Divisors
MTCS0
32
SPORT0 Multichannel Transmit Selector
MRCS0
32
SPORT0 Multichannel Receive Selector
MTCCS0
32
SPORT0 Multichannel Transmit Compand Selector
MRCCS0
32
SPORT0 Multichannel Receive Compand Selector
SPATH0
16
SPORT0 Path Length (Mesh Multiprocessing)
KEYWD0
32
SPORT0 Receive Comparison
KEYMASK0
32
SPORT0 Receive Comparison Mask
STCTL1
32
SPORT1 Transmit Control Register
SRCTL1
32
SPORT1 Receive Control Register
TX1
32
SPORT1 Transmit Data Buffer
RX1
32
SPORT1 Receive Data Buffer
TDIV1
32
SPORT1 Transmit Divisors
RDIV1
32
SPORT1 Receive Divisors
MTCS1
32
SPORT1 Multichannel Transmit Selector
MRCS1
32
SPORT1 Multichannel Receive Selector
MTCCS1
32
SPORT1 Multichannel Transmit Compand Selector
MRCCS1
32
SPORT1 Multichannel Receive Compand Selector
SPATH1
16
SPORT1 Path Length (Mesh Multiprocessing)
KEYWD1
32
SPORT1 Receive Comparison
KEYMASK1
32
SPORT1 Receive Comparison Mask
Table E.6 IOP Registers (Serial Ports)
1. Not available on the ADSP-21061.
2. Only available on the ADSP-21061.
www.BDTIC.com/ADI
1
2
2
1
2
2
E
E – 7
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