40
CFD-E77L
Pin No.
Pin Name
I/O
Description
68
TU-DATA
O
PLL serial data output to the FM/AM PLL
69
TU-CLK
O
PLL serial data transfer clock signal output to the FM/AM PLL
70
TU-MUTE
O
Tuner muting on/off control signal output to the FM/AM PLL “H”: muting on
71
BEEP-H/L
O
Beep level H/L control signal output “L”: low, “H”: high
72
VDD
—
Power supply terminal (+5V)
73
TX
O
Sub system clock output terminal (32.768 kHz)
74
TEX
I
Sub system clock input terminal (32.768 kHz)
75
NC
O
Not used
76
ISS-1
O
ISS 1 on/off control signal output “H”: ISS 1 on
77
ISS-2
O
ISS 2 on/off control signal output “H”: ISS 2 on
78
TU-COUNT
I
PLL serial count data input from the FM/AM PLL
79
TC-REC
I
Recording/playback detection signal input “L”: playback mode, “H”: recording mode
80
TC-PLAY
I
Tape play detection switch input terminal “L”: tape play mode
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
