Serial Port (J8); Interface (J3); Table 35: Serial Port Connector J8 Pinout; Figure 9: Serial Port Connector J8 - Kontron CP3005-SA User Manual

7.6.4. Serial Port (J8)

One PC-compatible, serial RS-232 port (COM) is available, which is fully compatible with the 16C550 controller. This
port includes a complete set of handshaking and modem control signals. Data transfer rates up to 115.2 kb/s are
supported. The serial port is implemented as an 8-pin RJ-45 connector, J8.

Figure 9: Serial Port Connector J8

Table 35: Serial Port Connector J8 Pinout

Pin Signal
1 RTS
2 DTR
3 TXD
4 GND
5 GND
6 RXD
7 DSR
8 CTS
7.6.5. M.2 Interface (J3)
To enable flexible flash expansion, a standard M.2 card socket is available on the MMEXT05. The socket is keyed in
the M position. There is one position for the mounting screw, accepting 2280 sizes of M.2 modules.

Figure 10: M.2 Connector

www.kontron.com
Description
Request to send
Data terminal ready
Transmit data
Signal ground
Signal ground
Receive data
Data send request
Clear to send
CP3005-SA – Rev. 0.6 Preliminary
I/O
O
O
O
--
--
I
I
I
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