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16
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23
24
25
26
27
28
29
30
31
32
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34
35
36
108
107
106
105
104
103
102
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73
LCS# (INPUT2)
CID_DATA (INPUT1)
RINGWAKE# (INPUT0)
VDD
OH# (GPIO0)
CID# (GPIO1)
VOICE# (GPIO2)
GPIO3
SPKMUTE (GPIO8)
GPIO14
GND
VDD
M_CTRL
M_CLK
M_TXSIN
M_SCLK
M_RXOUT
M_STROBE
V_STROBE
V_RXOUT
V_SCLK
V_TXSIN
V_CTRL
PME#
GND
XIN
XOUT
VDD
SET3V#
VDD
AGND
MSTROBE
MRXOUT
MSCLK
MTXSIN
MCLKIN
VIO1
VDD
AD23
AD22
AD21
AD20
VDD
AD19
AD18
AD17
AD16
CBE2#
FRAME#
IRDY#
TRDY#
DEVSEL#
STOP#
PERR#
SERR#
VDD
PAR
CBE1#
AD15
AD14
VDD
AD13
AD12
AD11
AD10
VDD
AD9
AD8
CBE0#
VDD
GND
AD7
AD6
AD5
AD4
VDD
AD3
AD2
AD1
AD0
DRESET# (GPOL0)
SLEEPO (GPIO15)
VSTROBE/NC*
VRXOUT/NC*
VSCLK/NC*
VTXSIN/NC*
VCLKIN/NC*
VCTRLSIN/NC*
IASLEEP
AGND
AGND
TELIN/NC*
AGNDV/NC*
TELOUT/NC*
AVDD
SPKOUT
TXA1
TXA2
VREF
VC
MIC_V/NC*
RXA
AGNDM
RESET#
DSPKOUT
AGND
VDD
MCTRLSIN
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
144
143
142
141
140
139
138
137
136
135
134
133
132
131
130
129
128
127
126
125
124
123
122
121
120
119
118
117
116
115
114
113
112
111
110
109
MD231F4 PO-R6793-144T
IDSEL
GND
GND
GND
VIO2
CBE3#
AD24
AD25
AD26
VDD
AD27
AD28
AD29
AD30
AD31
CLKRUN#
REQ#
GNT#
PCICLK
VpciDET
PCIRST#
INTA#
SROMCLK
SROMIN
SROMOUT
SROMCS
GPOL1
VpciEN#
VauxEN#
VDD
VauxDET
GND
LCS_L#/RH_L# (INPUT 5)
EXT_L# (INPUT4)
IRING# (INPUT3)
NC
* PIN IS NC ON R6793-12 ONLY (RS56-PCI)
Figure 4. BIC (R6793: 144-Pin TQFP) Pin Signals