52
KEH-P7800R,P6800R
CXA2559Q
-
Pin Functions(PD6294A)
Pin No.
Pin Name
I/O
Function and Operation
1
VSS
GND
2
X1
Crystal oscillator connection pin
3
X0
Crystal oscillator connection pin
4
rst
I
System reset
5,6
MODE1,0
GND
7
GRN/amb
O
Green/Amber select output
8
SO
O
UART output
9
SI
I
UART input
10
REMIN
I
Remote control reception
11
RVER
Not used
12
NC
Not used
13–16
KDT4–1
I
Key data input
17–22
KST6–1
O
Key strobe output
23
VCC
5V
24–73
SEG49–0
O
LCD segment output
74–77
COM3–0
O
Common driver output
78–80
V3–1
LCD bias power supply
20
21
40
41
60
61
80
1
*PD6294A
Summary of Contents for KEH-P6800R
Page 4: ...4 KEH P7800R P6800R KEH P6800R X1N EW 11 8 24 5 4 6 3 2 7 12 13 10 14 1 ...
Page 6: ...6 KEH P7800R P6800R 2 2 EXTERIOR ...
Page 9: ...9 KEH P7800R P6800R ...
Page 10: ...10 KEH P7800R P6800R 2 3 CASSETTE MECHANISM MODULE KEH P7800R X1N EW ...
Page 12: ...12 KEH P7800R P6800R 2 4 CASSETTE MECHANISM MODULE KEH P6800R X1N EW ...
Page 15: ...15 KEH P7800R P6800R 5 6 7 8 A B C D 5 6 7 8 A b A A ...
Page 16: ...16 KEH P7800R P6800R BANTENNA JACK A 1 2 3 4 B C D 1 2 3 4 A a A a A b ...
Page 17: ...17 KEH P7800R P6800R C D E F MODULE 5 6 7 8 A B C D 5 6 7 8 A a A a A b C ...
Page 18: ...18 KEH P7800R P6800R A A 1 2 3 4 B C D 1 2 3 4 A a A b A b ...
Page 19: ...19 KEH P7800R P6800R 5 6 7 8 A B C D 5 6 7 8 A b A a A b ...
Page 20: ...20 KEH P7800R P6800R 3 1 2 FM AM TUNER UN B A 1 2 3 4 B C D 1 2 3 4 3 2 FM AM TUNER UNIT B ...
Page 21: ...21 KEH P7800R P6800R TUNER UNIT A 5 6 7 8 A B C D 5 6 7 8 B ...
Page 28: ...28 KEH P7800R P6800R A 1 2 3 4 B C D 1 2 3 4 A A TUNER AMP UNIT ...
Page 29: ...29 KEH P7800R P6800R 5 6 7 8 A B C D 5 6 7 8 A SIDE B ...
Page 30: ...30 KEH P7800R P6800R A 1 2 3 4 B C D 1 2 3 4 4 2 KEYBOARD UNIT C SIDE A KEYBOARD UNIT C ...
Page 31: ...31 KEH P7800R P6800R EL901 CN601 EJECT A 1 2 3 4 A B C D 1 2 3 4 C SIDE B C KEYBOARD UNIT ...
Page 33: ...33 KEH P7800R P6800R 1 2 3 4 A B C D 1 2 3 4 B B SIDE B FM AM TUNER UNIT ...
Page 58: ...58 KEH P7800R P6800R 7 3 BLOCK DIAGRAM D C B E A F ...