VS1011 Datasheet, PDF (36/43 Pages) List of Unclassifed Manufacturers – MP3 AUDIO CODEC

VLSI
Solution ^y
VS1011 PRELIMINARY
VS1011
10. VS1011 REGISTERS
Instruction (32−bit)
X (16−bit)
Y (16−bit)
0000
0030
0098
0500
0780
0800
0C00
1380
1400
1800
4000
System Vectors
User
Instruction
RAM
Stack
X DATA
RAM
User
Space
Stack
0000
0030
0098
Y DATA
RAM
User
Space
0500
0780
0800
0C00
1380
1400
1800
4000
6000
7000
Instruction
ROM
X DATA
ROM
Y DATA
ROM
6000
7000
C000
C100
Hardware
Register
Space
Figure 12: User’s Memory Map.
C000
C100
10.5 Serial Data Registers
Reg
0xC011
0xC012
Type
r
w
Reset
0
0
SDI registers, prefix SER
Abbrev[bits]
Description
DATA
Last received 2 bytes, big-endian.
DREQ[0]
DREQ pin control.
Version 0.71, 2004-07-20
36