Analog Devices ADSP-SC58 Series Hardware Reference Manual page 911

Sharc+ processor
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ADSP-SC58x EPPI Register Descriptions
Horizontal Transfer Count Register
The
register holds the number of samples to read in or write out per line, after
EPPI_HCNT
of cycles have expired since the assertion of EPPI_FS1. Any write to the
EPPI_HCNT
register. But, any write to the
So the
register should be programmed after the
EPPI_HCNT
Figure 18-25: EPPI_HCNT Register Diagram
Table 18-59: EPPI_HCNT Register Fields
Bit No.
(Access)
15:0
VALUE
(R/W)
18–72
EPPI_HCNT
15
14
13
0
0
0
VALUE (R/W)
Horizontal Transfer Count
31
30
29
0
0
0
Bit Name
Horizontal Transfer Count.
The EPPI_HCNT.VALUE holds the number of samples to read in or write out per
line, after
EPPI_FS1.
ADSP-SC58x/ADSP-2158x SHARC+ Processor Hardware Reference
register does not affect the
EPPI_LINE
12
11
10
9
8
7
6
5
0
0
0
0
0
0
0
0
28
27
26
25
24
23
22
21
0
0
0
0
0
0
0
0
Description/Enumeration
EPPI_HDLY
number of cycles have expired since the last assertion of
EPPI_HDLY
EPPI_LINE
register modifies the
EPPI_LINE
register.
4
3
2
1
0
0
0
0
0
0
20
19
18
17
16
0
0
0
0
0
number
register value.

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