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MD232F1 R6793 MIS
PCI BUS
VDD
VDDpci
AVDD
AVAA
GND
AGND
CLKRUN#
VIO
PCICLK
PCIRESET#
FRAME#
IDSEL
DEVSEL#
IRDY#
TRDY#
PAR
REQ#
GNT#
INTA#
STOP#
PERR#
SERR#
C/BE0#
C/BE1#
C/BE2#
C/BE3#
AD[31:0]
PME#
SROMCLK
SROMCS
SROMOUT
SROMIN
AUDIO
INTERFACE
DSPKOUT
SPKOUT*
MIC_V*
SPKMUTE (GPIO8)
XIN
XOUT
28.224 MHZ
CRYSTAL
CIRCUIT
+3.3V (VDD)
+3.3V (VDD)
+3.3V (VDD)
+3.3VA OR +5VA (VAA)
GND
AGND
RS56-PCI
SINGLE DEVICE MODEM
[R6793: 144-PIN TQFP]
OR
2-DEVICE MODEM
OF
BUS INTERFACE (BIF)
[11235: 176-PIN TQFP]
AND EITHER
LINE/VOICE CODEC (LVC)
[20410: 144-PIN TQFP]
OR
LINE CODEC (LC)
[20437: 32-PIN TQFP]
VpciEN##
VauxEN#
VpciDET
VauxDET
POWER
DETECTION
AND
SWITCHING
CIRCUIT
256 x 16
OR
128 X 16
SERIAL
EEPROM
GND THRU 1K
DAA AND
TELEPHONE
INTERFACE
OH# (GPIO0)
CID# (GPIO1)
VOICE# (GPIO2)
RINGWAKE# (INPUT0)
CID_DATA (INPUT1)
LCS# (INPUT2)
IRING# (INPUT3)
EXT_L# (INPUT4)
LCS_L#/RH_L# (INPUT5)
RXA
TXA1
TXA2
TELIN
TELOUT
* SP MODEL ONLY.
Figure 2. RS56-PCI Major Interface Signals