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VLSI
Solution
y
VS1103b
VS1103B
8. VS1103B REGISTERS
8.13 System Vector Tags
The System Vector Tags are tags that may be replaced by the user to take control over several decoder
functions.
8.13.1 AudioInt, 0x20
Normally contains the following VS DSP assembly code:
jmpi DAC_INT_ADDRESS,(i6)+1
The user may, at will, replace the first instruction with a jmpi command to gain control over the audio
interrupt.
8.13.2 SciInt, 0x21
Normally contains the following VS DSP assembly code:
jmpi SCI_INT_ADDRESS,(i6)+1
The user may, at will, replace the instruction with a jmpi command to gain control over the SCI interrupt.
8.13.3 DataInt, 0x22
Normally contains the following VS DSP assembly code:
jmpi SDI_INT_ADDRESS,(i6)+1
The user may, at will, replace the instruction with a jmpi command to gain control over the SDI interrupt.
8.13.4 ModuInt, 0x23
Normally contains the following VS DSP assembly code:
jmpi MODU_INT_ADDRESS,(i6)+1
The user may, at will, replace the instruction with a jmpi command to gain control over the AD Modu-
lator interrupt.
Version 1.01, 2007-09-03
56
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