NX-900
66
Display unit (X54-3680-10)
Pin No.
Name
Function
CN901 (to TX-RX unit A/2 CN597)
1~6
SPO
Speaker input
7
GND
Ground
8
80C
8V input
9,10
SB
Power input of switched power supply
11
NC
No connection
12
/PSW
Detection signal output of power switch
13,14
GND
Ground
15
MIC
MIC signal output
16
ME
MIC ground
17
GND
Ground
18
AFO
RX fi ltered AF signal input
19
/PRST
Display MCU reset signal input
20~23 GND
Ground
24
SHIFT
Control signal input of Beat-shift function
25
NC
No connection
26
5C
5V output
27
TXD
Serial data signal input
28
RXD
Serial data signal output
29,30
GND
Ground
CN902 (to internal speaker)
1
GND
Ground
2
SPO
Speaker output
CN905 (to LCD ASSY)
1
V5
LCD Drive voltage output
2
V4
LCD Drive voltage output
3
V3
LCD Drive voltage output
4
V2
LCD Drive voltage output
5
V1
LCD Drive voltage output
6
Vdd
LCD Driver DC power supply
7
Vss
LCD Driver Ground
8
Vdd
LCD Driver DC power supply
9
D7
LCD Driver data output
10
D6
LCD Driver data output
11
D5
LCD Driver data output
12
D4
LCD Driver data output
13
D3
LCD Driver data output
14
D2
LCD Driver data output
15
D1
LCD Driver data output
16
D0
LCD Driver data output
17
/WR
LCD Driver WR signal output
18
A0
LCD Driver address output
19
/RES
LCD Driver Reset signal output
20
/CS
LCD Driver Chip-select signal output
Pin No.
Name
Function
J901 (MIC jack)
1
BLC
MIC key backlight control
2
SB
Power output of switched power supply
DC13.6V±15%, 200mA typ
3
E
Ground
4
PTT/TXD
PTT: PTT input, TXD:Serial data output
5
ME
MIC ground
6
MIC
MIC signal input
7
HOOK/RXD
HOOK: Hook detection,
RXD: Serial data input
8
DM
MIC data detection
TX-RX unit (X57-8060-10) (A/2)
Pin No.
Name
Function
CN595 (to Option board)
1
OPT1
Refer to “CN595 26-pin connector specifi -
cation” described on pages 70 to 73.
2
OPT3
3
26P_RD
4
26P_TD
5
NC
6
OPT4
7
OPT10
8
OPT5
9
DGND
10
AGND
11
AI
12
AO
13
AGND
14
50C
15
OPT9
16
DTI
17
OPT8
18
OPT11
19
OPT7
20
OPT2
21
TXO
22
RXEO
23
RXEI
24
TXI
25
OPT6
26
80C
CN597 (to Display unit CN901)
1,2
GND
Ground
3
RXD
Serial data signal input
4
TXD
Serial data signal output
TERMINAL FUNCTION
Содержание NEXEDGE NX-900
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