User Manual

VS1003
10 VS1003 REGISTERS
00000000
Instruction (32−bit) Y (16−bit)X (16−bit)
System Vectors
User
Instruction
RAM
X DATA
RAM
Y DATA
RAM
0030 0030
Y DATA
ROM
X DATA
ROM
4000 4000
Instruction
ROM
Hardware
Register
Space
C000
C100 C100
C000
0500 0500
8000 8000
1E00 1E00
1C00 1C00
Stack Stack
User
Space
User
Space
1940
1880
18001800
1880
1940
Figure 18: User’s Memory Map.
10.5 Serial Data Registers
SDI registers, prefix SER_
Reg Type Reset Abbrev[bits] Description
0xC011 r 0 DATA Last received 2 bytes, big-endian.
0xC012 w 0 DREQ[0] DREQ pin control.
Version: 1.08, 2014-12-19 46