Sharp UX-40 Service Manual

UX-40DE
FO-50DE
5 – 8
FM209 (IC4) Hardware Interface Signals
Pin Signals – 128-Pin TQFP
Pin No. Signal Name I/O Type Pin Description
72 SPKRM P O Speaker Interface Output
73 AVDD P PWR 5V Digital power for IA
74 NC — No Connection
75 ICLK P MI Modem Interconnect
76 MCLK S/NC MI Modem Interconnect
77 VDD2 PWR 3.3V Digital Supply for DSP
78 D7 IB/OC Host Parallel Interface
79 D6 IB/OC Host Parallel Interface
80 D5 IB/OC Host Parallel Interface
81 D4 IB/OC Host Parallel Interface
82 D3 IB/OC Host Parallel Interface
83 D2 IB/OC Host Parallel Interface
84 DGND2 GND DSP Digital Ground
85 VDD3 PWR 3.3V Digital Supply for DSP
86 D1 IB/OC Host Parallel Interface
87 DGND3 GND DSP Digital Ground
88 D0 IB/OC Host Parallel Interface
89 CSBR# IB Host Parallel Interface
90 WRITE# IB Host Parallel Interface
91 CS# IB Host Parallel Interface
92 READ# IB Host Parallel Interface
93 GPI2 IA General purpose input
94 GPI3 IA General purpose input
95 GPI4 IA General purpose input
96 GPI5 IA General purpose input
97 GPI6 IA General purpose input
98 GPI7 IA General purpose input
99 GPO7 OC General purpose output
100 VDD4 PWR 3.3V DSP Digital Power
101 GPO6 OC General purpose output
102 GPO5 OC General purpose output
103 RESERVED MI Modem Interconnect
104 GPO4 OC General purpose output
105 GPO3 OC General purpose output
106 DGND4 GND DSP Digital Ground
107 CTS# OB DTE Serial Interface
108 IRQ1# OB Interrupt request
109 GPO2 OC General purpose output
110 GPO1 OC General purpose output
111 GPO0 OC GPO0 (IA reset)
112 VDD5 PWR 3.3V DSP Digital Power
113 VGG PWR 5V DSP Digital
114 DGND5 GND DSP Digital Ground
115 RESET# IB External reset
116 XTALI I Crystal in
117 XTALO O Crystal out
118 RESERVED MI Modem Interconnect
119 XCLK OB X clock output
120 GPI1 IA General purpose input
121 IRQ2# OA Interrupt request
122 SR3IN MI Modem Interconnect
123 RESERVED MI Modem Interconnect
124 RESERVED MI Modem Interconnect
125 DGND6 GND DSP Digital Ground
126 DVAA PWR 3.3V DSP analog power
127 AGND5 GND DSP Analog Ground
128 RESERVED MI Modem Interconnect
Notes:
I/O types: MI = Modem interconnect.
IA, IB, = digital input
OA, OB, OC = digital output
I = analog input
O = analog output
P Signals: Primary IA
S Signals: Secondary IA
Reserved = No external connection allowed.

Sharp UX-40 Specifications

General

Brand	Sharp
Model	UX-40
Category	Fax Machine
Language	English