PSB7238 SIEMENS [Siemens Semiconductor Group], PSB7238 Datasheet - Page 43
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PSB7238
Manufacturer Part Number
PSB7238
Description
Joint Audio Decoder-Encoder - Multimode
Manufacturer
SIEMENS [Siemens Semiconductor Group]
Datasheet
1.PSB7238.pdf
(190 pages)
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Table 12
Address
A0-3
0F
0E
09
08
07
06
05
04
03
02
01
00
Semiconductor Group
H
H
H
H
H
H
H
H
H
H
H
H
Host Write
reseved
reseved
Data register
Address
register
Interrupt INT
Mask MSB
Cntrl Host
DSP MSB
Cntrl Host
DSP LSB
INDB (LSBit)
INH Interrupt
Status
Mailbox IO
write
Address Mapping of Multiplexed/Demultiplexed Host Interface (cont’d)
Demultiplexed Mode
Mailbox write address
Mailbox read address
Data D0-7
Host Read
Data register
Address
register
Interrupt INT
Status MSB
Cntrl DSP
Host MSB
Cntrl DSP
Host LSB
IND Interrupt
Status
INHB (LSBit)
Mailbox IO
read
43
Address
AD0-7
61
60
58
50
4C
4A
48
47
46
45
44
41
40
H
H
H
H
H
H
H
H
H
H
H
H
Interfaces and Memory Organization
H
Host Write
Cntrl Host
DSP MSB
Cntrl Host
DSP LSB
INDB (LSBit)
INH Interrupt
Status
Mailbox IO
write
Ext. Memory
Data high
Ext. Memory
Data low
Ext. Memory
Addr high
Ext. Memory
Addr low
Reg Data
Host
Conf/Cont
Reg Address
Mailbox write address
Mailbix read address
Multiplexed Mode
DSP
Data AD0-7
Data Sheet 1998-07-01
Host Read
Cntrl DSP
Host MSB
Cntrl DSP
Host LSB
IND Interrupt
Status
INHB(LSBit)
Mailbox IO
read
Reg Data
DSP
RDY(LSBit)
PSB 7238
Host
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