Sharp FO-5700 Service Manual page 51

LC82103 (IC6)
Type
I INPUT B BIDIRECTION
O OUTPUT P POWER
PIN I/O Name
1 B D7
2 B D6
3 B D5
4 B D4
5 B D3
6 B D2
7 B D1
8 B D0
9 P DGND
10 P DVDD
11 I A8
12 I A7
13 I A6
14 I A5
15 I A4
16 I A3
17 P DGND
18 I A2
19 I A1
20 I A0
21 I WR
22 I RD
23 I A12
24 P DVDD
25 I CLKIN
26 I A11
27 I A10
28 I A9
29 I CS
30 I ICLK
31 I TRIG
32 I RESET
33 O SAMP/LININT
34 I TEST
35 I REF
36 P AGND
37 I DALRL
38 I DAHRL
39 I AIN
40 I TEMP
41 O ATAPH
42 I DAHRH
Note : Not using the input pins must be connected to "Digital system power supply or ground".
NC NOT CONNECT
Function
CPU interface data bus pin
D7 is the MSB pin, and D0 is the
LSB pin.
Digital system ground pin.
Digital system power supply pin.
CPU interface address bus pin
A12 is the MSB pin, and A0 is the
LSB pin.
Digital system ground pin.
CPU interface address bus pin.
CPU interface write signal pin.
CPU interface read signal pin.
CPU interface address bus pin.
Digital system power supply pin.
System clock input pin.
CPU interface address bus pin.
CPU interface chip select signal pin.
External sampling point signal input pin.
External trigger signal input pin.
System reset pin.
A/D converter sampling point monitor
signal output pin/LINE signal output pin.
Test pin (Connect to ground in normal use.)
DRAM refresh signal input pin.
Analog system ground pin.
D/A converter low reference voltage pin
for A/D converter low reference voltage.
D/A converter low reference voltage pin
for A/D converter high reference voltage.
Sensor signal input pin.
Temperature signal input pin.
D/A converter monitor signal output pin
for A/D converter high reference voltage.
D/A converter high reference voltage pin
for A/D converter high reference voltage.
PIN I/O Name
43 P AVDD
44 I DALRH
45 O ATAPL
46 P AGND
47 B PD7/SD
48 B PD6/SDCK
49 P DGND
50 B PD5/SDE
51 B PD4/PP4
52 B PD3/PP3
53 B PD2/PP2
54 B PD1/PP1
55 B PD0/PP0
56 P DVDD
57 B DACK/PP5
58 B DREQ/PP6
59 B MTP/PP7
60 O CLK2
61 O CLK1
62 O RS
63 O SH
64 P DGND
5 – 7
FO-5700U
Function
Analog system power supply pin.
D/A converter high reference voltage pin
for A/D converter low reference voltage.
D/A converter monitor signal output pin
for A/D converter low reference voltage.
Analog system ground pin.
DMA output pin/serial data output pin.
DMA output pin/serial data
transmission clock pin.
Digital system ground pin.
DMAoutput pin/serial date
output valid period signal pin.
DMA output pin/general-purpose
I/O port pin.
Digital system power supply pin.
DMA data acknowledge signal input
pin/general-purpose I/O port pin.
DMA data request signal output
pin/ general-purpose I/O port pin.
Moter drive timing signal output
pin/ general-purpose I/O port pin.
Sensor drive timing signal output
pin.
Digital system ground pin.