參數(shù)資料
型號: μPD30102
廠商: NEC Corp.
英文描述: 64-/32-BIT Microprocessor(64/32位微處理器)
中文描述: 64-/32-BIT微處理器(64/32位微處理器)
文件頁數(shù): 63/112頁
文件大?。?/td> 639K
代理商: ΜPD30102
μ
PD30102
63
Preliminary Data Sheet
16. AIU (AUDIO INTERFACE UNIT)
16.1 General
AIU supports speaker output and MIC input operations. It has 10-bit A/D and D/A converters, and functions as the
digital voice I/O interface. DMA operation is supported for both input and output operations.
Table 16-1. AIU Registers
Physical Address
Symbol
Function
0x0B00 0160
MDMADATREG
Mic input DMA data register
0x0B00 0162
SDMADATREG
Speaker output DMA data register
0x0B00 0166
SODATREG
Speaker output data register
0x0B00 0168
SCNTREG
Speaker output control register
0x0B00 016A
SCNVRREG
D/A conversion rate setting register
0x0B00 0170
MIDATREG
Mic input data register
0x0B00 0172
MCNTREG
Mic input control register
0x0B00 0174
MCNVRREG
A/D conversion rate setting register
0x0B00 0178
DVALIDREG
Data valid indicate register
0x0B00 017A
SEQREG
Sequencer operation enable register
0x0B00 017C
INTREG
AIU interrupt register
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