External Memory To External I/O Device (Flyby) - Analog Devices ADSP-TS101 TigerSHARC Hardware Reference Manual

Table 7-9. I/O Device TCB
– External I/O Device to External Memory (Flyby)
Transmitter TCB Configuration
Register Field
DI
DX
DY
DP TY
DP PR
DP 2DDMA
DP LEN
DP INT
DP DRQ
DP CHEN
DP CHTG
DP CHPT

External Memory to External I/O Device (Flyby)

Consider the case where the transfer direction is from external memory to
an external I/O device. There are no internal memory accesses and the
data held in the OFIFO is irrelevant. The configurations for transmitter
and receiver
TCB
Table 7-12 on page 7-60 respectively.
For more information, see "Flyby Transactions" on page 5-34.
ADSP-TS101 TigerSHARC Processor
Hardware Reference
Description
Irrelevant
Number of words to transfer and address modifier; modify must be 0.
Irrelevant
External I/O device (Flyby)
Irrelevant
Must be cleared.
Can be either word or double word.
Sets interrupt
1 – Interrupts the core once the complete block is transferred.
Sets transfer mode
1 – Transfers each data item per request.
Sets chaining
1 – Enables chaining.
Defines register to be loaded; must be channel 0.
TCB
Chaining pointer – relevant when chaining is enabled.
s are described in Table 7-11 on page 7-59 and
Direct Memory Access
7-57