Terminal Descriptions - Kenwood NX-5000 Serie Guia Del Usuario

Universal connector
It is possible to use a resin-based cover for the Universal
connector.
Pin No. Name
1 SSW
2 SP+
3 SP-
4 MSW
5 EMC
6 ME
7 PTT
8 PF
9 OPT
10 E
11 5V
12 TXD
13 RXD
14 EMC
Antenna Terminal
50 K impedance
12

TERMINAL DESCRIPTIONS

I/O Description
Ext/ Int Speaker Switch
I
Input
BTL Output + for External
O
Speaker
BTL Output – for External
O
Speaker
I Ext/ Int MIC Switch Input
I External MIC Input
- External MIC GND
I External PTT Input
Programmable Function
I
Key Input
Aux I/O Port (for EXT
I/O
Option)
- GND
O 5 V
O Serial Data Output
I Serial Data Input
I External MIC input
Specification
Hi: INT, Low: EXT
Standard load 8 K
Standard load 8 K
Hi: INT, Low: EXT
Impedance: 1.8 kK
-
Low: PTT ON
Input voltage: 0 V - 3.3 V
I: 0 V - 3.3 V
O: Standard load 25 kK
GND
5 V power supply output
Max output current: 140 mA
Baud rate: 115200 bps max
Baud rate: 115200 bps max
Impedance: 1.8 kK