Sharp FO-90 Service Manual page 35

FM209V (IC5) Hardware Interface Signals
Pin Signals – 128-Pin TQFP
Pin No. Signal Name
1 SR4IN/RESERVED
2 SR3OUT/RESERVED
3 EYESYNC
4 EYECLK
5 RXD
6 SR1IO
7 NC
8 EYEXY
9 SR4OUT
10 VDD1
11 RLSD#
12 DCLK
13 EN85#
14 GPI0
15 RTS#
16 DGND1
17 TXD
18 SA1CLK
19 RS4
20 RS3
21 RS2
22 RS1
23 RS0
24 YCLK
25 IACLK
26 IA1CLK
27 CTRLSIN S/NC
28 RESERVED/NC
29 SOUT S/NC
30 SIN S/NC
31 FSYNC S/NC
32 IARESET S#/NC
33 AGND1
34 LINEIN S/NC
35 MICP S/NC
36 MICM S/NC
37 MICBIAS S/NC
38 NC
39 NC
40 VREF S/NC
41 VC S/NC
42 VAA S/NC
43 LINEOUT S/NC
44 NC
45 AGND2
46 SPKRP S/NC
47 SPKRM S/NC
48 AVDD S/NC
49 RESERVED/NC
50 ICLK S/NC
51 MCLK P
52 CTRLSIN P
53 RESERVED
54 SOUT P
55 SIN P
56 FSYNC P
57 IARESET P#
58 AGND3
59 NC
60 LINEIN P
61 MICP P
62 MICM P
63 MICBIAS P
64 NC
65 NC
66 VREF P
67 VC P
68 VAA P
69 LINEOUT P
70 AGND4
71 SPKRP P
I/O Type
MI Modem Interconnect
MI Modem Interconnect
OA Eye Pattern Circuit
OA Eye Pattern Circuit
OA DTE serial interface
MI Modem Interconnect
— No Connection
OA Eye Pattern Circuit
MI Modem Interconnect
PWR 3.3V Digital Supply for DSP
OB DTE Serial Interface
OB DTE Serial Interface
IA Host Parallel Interface
IA Host Parallel Interface
IA DTE Serial Interface
GND DSP Digital Ground
IA DTE Serial Interface
MI Modem Interconnect
IB Host Parallel Interface
IB Host Parallel Interface
IB Host Parallel Interface
IB Host Parallel Interface
IB Host Parallel Interface
I Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
GND IA Analog Ground
I Line Interface
I Microphone Input
I Microphone Input
O Microphone Bias Output
— No Connection
— No Connection
MI Modem Interconnect
MI Modem Interconnect
PWR 5V IA Analog power
O Line Interface
— No Connection
GND IA Analog Ground
O Speaker Interface Output
O Speaker Interface Output
PWR 5V IA Digital power
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
MI Modem Interconnect
GND IA Analog Ground
— No Connection
I Line Interface
I Microphone Input
I Microphone Input
O Microphone Bias Output
— No Connection
NC No Connection
MI Modem Interconnect
MI Modem Interconnect
PWR 5V Analog Supply for IA
O Line Interface
GND IA Analog Ground
O Speaker Interface Output
5 – 7
FO-90RA
Pin Description