LPKF ProtoMat 93s Manual
51
SERIAL 1 settings:
Pin
Signal
Meaning
2
TXD
Transmit
data
3
RXD
Receive
data
4
RTS
Request
to
send
5
CTS
Clear
to
send
7
GND-I
Ground
(isolated)
8
DCD
Data
carrier
detect
20
DTR
Data
terminal
ready
All signals are electrically decoupled; all contacts not mentioned are not used.
8.3 Serial port SERIAL 2
The serial data channel SERIAL 2 is an RS 232-C standard interface and can be
used for communication between the control unit and another system. The
transmission speed of SERIAL 2 is programmed with DIL switches 3 and 4.
Switch 3
Switch 4
Baud rate
OFF
OFF
4600
baud
ON
OFF
9600
baud
OFF
ON
19200
baud
ON
ON
-
SERIAL 2 settings:
PIN
Signal
Meaning
3 6 TXD
Transmit
data
2 4 RXD
Receive
data
7 5 RTS
Request
to
send
8 7 CTS
Clear
to
send
5
10
GND
Ground
All contacts not mentioned are not used.