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4-4
DSP56012 User’s Manual
MOTOROLA
Parallel Host Interface
Port B Configuration
Figure 4-2 Parallel Port B Registers
BC1
BC0
Function
0
0
Parallel I/O (Reset Condition)
0
1
HI
1
0
HI (with HACK pin as GPIO)
1
1
Reserved
BDx
Data Direction
0
Input (Reset Condition)
1
Output
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
BC
1
BC
0
X:$FFEC
Port B Control
Register
0
0
0
0
0
0
0
0
BD
14
BD
13
BD
12
BD
11
BD
10
BD
9
BD
8
BD
7
BD
6
BD
5
BD
4
BD
3
BD
2
BD
1
BD
0
23
0
X:$FFED
Port B Data
Direction
Register
23
0
X:$FFEE
Port B Data
Register
0
0
0
0
0
0
0
0
PB
14
PB
13
PB
12
PB
11
PB
10
PB
9
PB
8
PB
7
PB
6
PB
5
PB
4
PB
3
PB
2
PB
1
PB
0
23
0
AA0308.11
(PBC)
(PBDDR)
(PBD)
0
0
Summary of Contents for DSP56012
Page 12: ...xii Motorola ...
Page 20: ...xx Motorola ...
Page 21: ...MOTOROLA DSP56012 User s Manual 1 1 SECTION 1 OVERVIEW ...
Page 40: ...1 20 DSP56012 User s Manual MOTOROLA Overview DSP56012 Architectural Overview ...
Page 41: ...MOTOROLA DSP56012 User s Manual 2 1 SECTION 2 SIGNAL DESCRIPTIONS ...
Page 61: ...SECTION 3 MEMORY OPERATING MODES AND INTERRUPTS ...
Page 81: ...MOTOROLA DSP56012 User s Manual 4 1 SECTION 4 PARALLEL HOST INTERFACE ...
Page 148: ...4 68 DSP56012 User s Manual MOTOROLA Parallel Host Interface Host Interface HI ...
Page 149: ...MOTOROLA DSP56012 User s Manual 5 1 SECTION 5 SERIAL HOST INTERFACE ...
Page 179: ...MOTOROLA DSP56012 User s Manual 6 1 SECTION 6 SERIAL AUDIO INTERFACE ...
Page 205: ...MOTOROLA DSP56012 User s Manual 7 1 SECTION 7 GPIO ...
Page 210: ...7 6 DSP56012 User s Manual MOTOROLA GPIO GPIO Register GPIOR ...
Page 211: ...MOTOROLA DSP56012 User s Manual 8 1 SECTION 8 DIGITAL AUDIO TRANSMITTER ...
Page 226: ...8 16 DSP56012 User s Manual MOTOROLA Digital Audio Transmitter DAX Programming Considerations ...
Page 233: ...MOTOROLA DSP56012 User s Manual B 1 APPENDIX B PROGRAMMING REFERENCE ...