Function Table Of Ic - Sharp DX-670X Service Manual

output
18
19 Input
- - -tlnput--
22
I
26
27
output
55 Input
56
57
58
VDD
59
CL2
Input
63 Input
64 P33 output
Not used
Key strobe signal
Data is inputted
according to SCK
clock input when the
pin 96 of ICl is in
Data is outputted when
signal necessary for
data transfer is
7
Remote control
Tray motor.
Ground
output
Not used
LCD segment srgnal
output terminal
Data transfer
I
request input
For clock generation:
capacitor connecting
terminal
Key strobe signal
Ground
Not used
Input
Not used
Power terminal +5 V
Word clock 2 input
Input
terminal: internal
signal to latch digital
audio data (CHl data)
is generated by using
fall of WCLK2 when
IF is in low level.
Input
terminal: CHl and
audio data are
indicated.
input Word clock 1 input
terminal: internal
signal to latch the
digital audio data (CH2
data) is generated by
using fall of WCLKI
when IF is in low level.
Digital audio data
input terminal
Bit clock terminal
Power terminal, +5 V j
output Output terminal for
test: usuallv open
Input terminal for
test: usually used for
grounding
i n t e r f a c e s w i t c h i n g i
terminal
Ground
Input Reference voltage
Not usad