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VR4102 Datasheet(PDF) 482 Page - NEC

Part # VR4102
Description  64/32-bit Microprocessor
PDF  701 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

VR4102 Datasheet(HTML) 482 Page - NEC

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CHAPTER 25 HSP (MODEM INTERFACE UNIT)
482
Figure 25-1. HSP Unit Block Diagram
OCLK0
OCLK1
IMCLK
IRESET
IAEN
IIOWCB
IIORCB
OIOCS16B
OIOCHRDYB
IADDR[11:0]
IBD[15:0]
OBD[15:0]
OE
OIRQ2
OIRQ3
OIRQ4
OIRQ5
OIRQ10
OIRQ11
OIRQ12
OIRQ15
OCRYSTL
ICRYSTAL
IAFESEL[1]
IAFESEL[0]
IBYTE
ICASIN
ISLAVEB
IHWPDNB
IRING
ILC-SENSE
ILV-SENSE
IN[4:0]
OPD
OOFF-HOOK
OCID-RELAY
OAFERSTB
OMUTE
OUT[2]
OUT[1]
OUT[0]
OOFF-HOOKB
ISCLK
IFSI
ISDI
IFSX
OFSX
OSDO
OCASOUT
ISA BUS
INTERFACE
PARALLEL I/O
INTERFACE
CODEC
SERIAL I/O
INTERRUPT
CONTROL BLOCK
FS
TELECON
HC0
HSPMCLK
seclk_hsp
CK
DQ
Q_B
IRING
ILCSENSE
OPD#
OFFHOOK
AFERST#
MUTE
HSPSCLK
SDI
SDO
testhsp
bsc
rst_gab
ireset_before
ibyte_before
iafesel_before0
ihspout_before[15:0]
hsp_intr
hspinitreg
hsp_address
decoder
iiowb
iiorb
iadd[4:0]
cshspb
hspinitreg
i_tclk
idin[15:0]
ihspout[15:0]
iaddr288_before[4:0]
decode[4:0]
Decoder
To level
Interrupt
Figure 25-2. Circuit Configuration Block Diagram Examples
VR4102
(HSP)
CODEC
DAA
Line
Speaker
IRING
ILCSENSE
OFFHOOK
TELCON
SDO
HSPMCLK
AFERST#
HC0
FS
SDI
HSPSCLK
TXAN
TXAP
RXA
MUTE
3
4



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