Axnes AS
Document number
Revision
Date
AX-PNG-UMAN-1220
Issue C
2018-Jun-05
Page 4-5
Confidential document and information
MP50 Connector pinout
Pin
Function
Levels
1
GND
Digital ground
2
USB D+
For future use, do not connect
3
USB D-
For future use, do not connect
4
USB id
For future use, do not connect
5
PTT1
Connect to ground for PTT1 activation. Otherwise
open.
6
For future use (spare)
Do not connect
7
Power/VBUS
5V max 20 mA
8
CAN_H
CAN BUS high for device programming
9
CAN_L
CAN BUS low for device programming
10
Serial port, data from MP50
For future use, do not connect
11
Serial port, data to MP50
For future use, do not connect
12
S
Max +/- 5V. Max 0,5W in 8 ohm load, 1KHz test
signal
13
Speaker -
14
Headset detect
For future use, do not connect
15
Ground
Analogue ground
16
Micr
500µV to 1V, Bias 2-12V, Bias impedance 150 to
4K ohm.
17
Microphone -
18
PTT2
Connect to ground for PTT2 activation. Otherwise
open.
19
External battery
5-15 V external battery connection