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DSP56857 Datasheet(PDF) 434 Page - Freescale Semiconductor, Inc

Part # DSP56857
Description  Digitial Signal Controller
PDF  662 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

DSP56857 Datasheet(HTML) 434 Page - Freescale Semiconductor, Inc

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DSC Side Register Descriptions (HI8_BASE = $1FFFD8)
5685X Digital Signal Controller User Manual, Rev. 4
16-8
Freescale Semiconductor
16.6 DSC Side Register Descriptions (HI8_BASE = $1FFFD8)
HI8 contains four DSC Side Interface registers outlined in Table 16-2.
Table 16-2. DSC Side Host Registers (HI_BASE =$1FFFD8)
Address Offset
Register Acronym
Register Name
Access Type
Chapter Location
Base + $0
HCR
Control Register
Read/Write
Section 16.8.1
Base + $1
HSR
Status Register
Read/Write
Section 16.8.2
Base + $2
HTX
Transmit Data Register
Write-only
Section 16.8.3
Base + $2
HRX
Receive Data Register
Read-only
Section 16.8.4
Add.
Offset
Register Name
15
14
13
12
11
10
98765
4321
0
$0
HCR
R
0
0
0
0
0
0
0
HRMS HDDS TDMAEN RDMAEN HF3
HF2
HCIE HTIE HRIE
W
0
0
0
0
0
0
0
$1
HSR
R
0
0
0
0
0
0
0
0
0
0
HDMA HF1
HF0
HCP HTDE HRDF
W
0
0
0
0
0
0
0
0
0
0
$2
HTX
R
W
HIGH BYTE (FROM HRX)
LOW BYTE (FROM LRX)
$2
HRX
R
HIGH BYTE (FROM HTX)
LOW BYTE (FROM LTX)
W
R
0
Read as 0
W
Reserved
Figure 16-2.
DSC Host Side Register Map Summary



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