Analog Devices SHARC ADSP-214 Series Hardware Reference Manual page 87

Table 2-7. Length Registers
Register Name
ILFIR
OLFIR
ILIIR
OLIIR
ILFFT
OLFFT
ELEP0–1
Miscellaneous External Port Parameter registers. These registers, shown
in Table 2-8, used for the delay line and scatter/gather DMA to read from
tap list buffers, store counters and index pointers.
Table 2-8. Miscellaneous External Port Parameter Registers
Register Name
RCEP
RIEP
RMEP
TCEP
TPEP
MLB Parameter registers. Note that the MLB interface does not have spe-
cific parameter registers like the other peripherals. Instead it has many
control registers whereby the base and offset addresses for a specific chan-
nel gets defined.
ADSP-214xx SHARC Processor Hardware Reference
www.BDTIC.com/ADI
Width (Bits)
19
19
19
19
19
19
26
Width (Bits)
16
19
27
16
19
For more information, see Chapter 8, Media Local Bus.
I/O Processor
Description
Accelerator FIR input
Accelerator FIR output
Accelerator IIR input
Accelerator IIR output
Accelerator FFT input
Accelerator FFT output
External Port (external base)
Description
Delay line DMA read block size
Delay line DMA read internal index
Delay line DMA read external modifier
Delay line DMA tap list count
Delay line DMA tap list pointer
2-9