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DSP56857 Datasheet(PDF) 406 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) 406 Page - Freescale Semiconductor, Inc

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Module Memory Maps
5685X Digital Signal Controller User Manual, Rev. 4
15-6
Freescale Semiconductor
Table 15-3. GPIO B Memory Map (GPIOB_BASE = $1FFE64)
Address Offset
Register Acronym
Register Name
Access Type
Chapter Location
Base + $0
GPIO_B_PER
Peripheral Enable Register
Read/Write
Section 15.8.2
Base + $1
GPIO_B_DDR
Data Direction Register
Read/Write
Section 15.8.10
Base + $2
GPIO_B_DR
Data Register
Read/Write
Section 15.8.18
Base + $3
GPIO_B_PUR
Pull-Up Enable Register
Read/Write
Section 15.8.26
Add.
Offset
Register Name
15
14
13
12
11
10
98765
4321
0
$0
PER
R
PE
W
$1
DDR
R
DD
W
$2
DR
R
DATA
W
$3
PUR
R
PUE
W
R
0
Read as 0
W
Reserved
Figure 15-3. GPIO B Register Map Summary
Table 15-4. GPIO C Memory Map (GPIOC_BASE = $1FFE68)
Address Offset
Register Acronym
Register Name
Access Type
Chapter Location
Base + $0
GPIO_C_PER
Peripheral Enable Register
Read/Write
Section 15.8.3
Base + $1
GPIO_C_DDR
Data Direction Register
Read/Write
Section 15.8.11
Base + $2
GPIO_C_DR
Data Register
Read/Write
Section 15.8.19
Base + $3
GPIO_C_PUR
Pull-Up Enable Register
Read/Write
Section 15.8.27
Add.
Offset
Register Name
15
14
13
12
11
10
98765
4321
0
$0
PER
R
1
1
1
1
1
1
1
1
1
1
PE
W
$1
DDR
R
0
0
0
0
0
0
0
0
0
0
DD
W
$2
DR
R
0
0
0
0
0
0
0
0
0
0
DATA
W
$3
PUR
R
1
1
1
1
1
1
1
1
1
1
PUE
W
R
0
Read as 0
W
Reserved
Figure 15-4. GPIO C Register Map Summary



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