Pin
|
Name
|
Function
|
in/out
|
1
|
GND |
GND
|
|
2
|
TxD |
RS232-Txd
|
out |
3
|
RxD |
RS232-RxD
|
in |
4
|
RTS |
RS232-RTS
|
out |
5
|
Max
4.2 |
Max 4.2-
Boot
|
in |
6
|
GND |
GND
|
|
7
|
GND |
GND
|
|
8
|
SPK2N |
Lautsprecherausgang
negatives Signal
|
out |
9
|
SPK2P |
Lautsprecherausgang
negatives Signal
|
out |
10
|
SCL |
inter
Kommunikatoinsbus Taktsignal
|
in/out |
11
|
SDA |
inter
Kommunikatoinsbus Datensignal
|
in/out |
12
|
CTS |
RS232-CTS
|
in |
13
|
Vcc
3V |
3V Ausgang
|
out |
14
|
DC
Volt |
Einspeisung
vom Ladegerat (9V)
|
in |
15
|
DC
Volt |
Einspeisung
vom Ladegerat (9V)
|
in |
16
|
MIC2P |
Mikrofoneingang
positives Signal
|
in |
17 |
MIC2N |
Mikrofoneingang
negatives Signal |
in |
18 |
+VBatt |
Akkuspannung
3.6V |
in |