Renesas SH7149 - Manual (Page 33)

Operational Specifications
3.1.2 Serial Port Connector (J3)
Rev.1.0 Dec 15, 2006 3-5
REJ10J0917-0100
3
3.1.2 Serial Port Connector (J3)
The M3A-HS49 includes a serial port connector (J3) for serial communication.
Figure3.1.4 shows a pin assignment of serial port connector.
Top view of the
component side
Board edge
Side view
Board edge
1
6
1
6
5
9
5
9
Figure3.1.4 Pin Assignment of Serial Port Connector (J3)
Table3.1.3 lists pin assignments of serial port connector.
Table3.1.3 Pin Assignments of Serial Port Connector (J3)
Pin Signal Name Pin Signal Name
1 NC 6 DSR
_______
2 RXD 7 RTS
_______
3 TXD 8 CTS
_______
4 DTR
_______
9 NC
5 GND
Pins 4-6 are loopback-connected. Pins 7-8 are loopback-connected.