Kenwood NX-210(G) Service Manual page 62

NX-210(G)
Pin No. Name I/O
12 SP- O
13 SP+ O
14 SSW I
1 SP- O
2 SP+ O
1 SW1 I
2 PTT I
3 GND -
4 Side_G O
5 SW2 I
SUB (GPS) unit (X58-5240-11)
Pin No. Name I/O
1,2 NC -
3 TXD O
4 RXD I
5-7 NC -
8 OPT5 I
9 DG -
10 AG -
11,12 NC -
13 AG -
14 5C -
15-26 NC -
Solder Pad
Name I/O Signal Type
PTT2 O Digital
PTT1 I Digital
MDSW I Digital
GND - GND
TXD O Digital
RXD I Digital
RSSI O Analog
62
TERMINAL FUNCTION
Function
BTL output – for external speaker
BTL output + for external speaker
EXT/INT speaker switch input
CN805
BTL output – for internal speaker
BTL output + for internal speaker
CN806
Key matrix input (SIDE1 key)
Internal PTT input
GND
Key matrix output (SIDE1,2 key)
Key matrix input (SIDE2 key)
Function
CN10
No connection
UART data output
UART data input
No connection
GPS module control
Digital GND
Analog GND
No connection
Analog GND
5V power supply
No connection
Function
PTT output
PTT input
Man-down switch input
GND
Serial data output
Serial data input
RSSI output
Rating and Condition
Parameter
[Output] Output Impedance
[Input] VIH
[Input] VIL
[Input] VIH
[Input] VIL
Allowable current value
VOH (Io=-5mA)
VOL (Io=5mA)
Baud Rate
VIH
VIL
Baud Rate
Output Impedance
Min Typ Max
10k
2.8 3.3
0 0.5
2.8 3.3
0 0.5
4.0 - 5.3
0 - 0.8
19200
2.8 - 5.3
0 - 0.8
19200
10k
Unit

V
V
V
V
mA
V
V
bps
V
V
bps
