Keith & Koep GmbH
Functional specification
MT6N (MT606)
35
von
49
A.16
Serial port 2 connector
Signals of serial port 2 are available at a 10-pin header. Keith & Koep offers an Par-
tyLine module using this interface.
A.17
Serial port 1 connector
Signals of serial port 1 are available at this 10-pin header.
Attention
: If you use
SPI-signals you can’t use RTS and CTS at this interface!
If you want to connect J18 with a PC you can use the solution shown in figure 7 on
page 36:
TABLE 26.
J17 - Serial port 2 Connector
Pin
Signal
Description
1
TXD_2
Transmit Data
2
RXD_2
Receive Data
3
GND
GROUND
4
IrDA_SD
IrDA Shut Down Signal
5
+3V3
Power Supply
6
IRDA_MODE
IrDA Mode sIGNAL
7
+5V
Power Supply
8
EXT_24V
Power Supply
9
EXT_GND
Power Supply
10
nc not
connected
TABLE 27.
J18 - Serial port 1 connector
Pin
Signal
Description
1
-
internally connected to Pin 2 and 7
2
-
internally connected to Pin 1 and 7
3
TXD1S_V24
Transmit Data
4
CTS1_V24
Clear To Send (GPIO 13 of SA1110)
a
a. GPIO 13 either connected as serial signal or as Chip Select of SPI
5
RXD1S_V24
Receive Data
6
RTS1_V24
Request To Send (GPIO 12 of SA1110)
b
b. GPIO 12 either connected as serial signal or as Clock Signal of SPI
7
-
internally connected to Pin 1 and 2
8
+3V3
Power Supply
9
GND
Ground
10
nc
not connected
