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Pin No.
Pin Name
59
DIAG
60
AMPSTB
61
NCO
62
VCC2
63
F_AUX_ATT
64
VSS
65, 66
NCO
67
BT_MUTE
68 to 76
NCO
77
BT_TX
78
BT_RX
79, 80
NCO
81, 82
RE-IN1, RE-IN0
83
ILL_IN
84
BT_RTS
85
BT_CTS
86
BT_RESET
87
BT_POWER
88
BT_MIC_DET
89
SA_DATA
90
SA_CLK
91, 92
KEYACK0, KEYACK1
93
BT_MIC_ON
94, 95
KEYIN1, KEYIN0
96
AVSS
97
RC_IN0
98
AVRH
99
AVDD
100
LCD_CE
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
I/O
I
Diagnostic signal input from the power amplifi er
O
Standby control signal output to the power amplifi er
-
Not used
-
Power supply terminal (+3.3V)
O
Muting on/off control signal output terminal
-
Ground terminal
-
Not used
I
Muting on/off control signal input from the Bluetooth section
-
Not used
O
Serial data output to the Bluetooth section
I
Serial data input from the Bluetooth section
-
Not used
I
Jog dial pulse input from the rotary encoder
I
Illuminate line detect signal input terminal
O
Return to send signal output to the Bluetooth section
I
Clear to send signal input from the Bluetooth section
O
Reset signal output to the Bluetooth section
O
Power supply on/off control signal output to the Bluetooth section
I
Microphone detection signal input terminal for the MIC IN jack "H": microphone is connected
I/O
IIC two-way serial data bus with the audio DSP
O
IIC serial clock signal output to the audio DSP
I
Acknowledge signal (wake up signal) input terminal
O
Power supply on/off control signal output to the microphone section
I
Front panel key input terminal
-
Ground terminal (for A/D converter)
I
Rotary remote commander shift key input terminal
I
Reference voltage (+3.3V) input terminal (for A/D converter)
-
Power supply terminal (+3.3V) (for A/D converter)
O
Chip enable signal output to the liquid crystal display driver
Description
Not used
"H": muting on
"L": reset
41
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