IBASE IB885 - Manual (Page 20)

INSTALLATIONS
CN3: Smart Battery Interface Connector
Pin # Signal Name
1 RST
2 EXTSMI
3 Ground
4 DATA
5 CLK
CN4: LCD Backlight Connector (DC type)
Pin # Signal Name
1 +12V
2 Backlight
Enable
3 *Backlight Adj
(DC type)
4 Ground
* LCD backlight can be controlled by the OS.
J1: COM1, COM2 Serial Port (DF11 Connector)
Signal Name Pin # Pin # Signal Name
DSR1
Data set ready
2 1 DCD1
Data carrier detect
RTS1
Request to send
4 3 RXD1
Receive data
CTS1
Clear to send
6 5 TXD1
Transmit data
RI1
Ringing indicator
8 7 DTR1
Data terminal ready
Not used 10 9 Ground
DSR2 12 11 DCD2
RTS2 14 13 RXD2
CTS2 16 15 TXD2
RI2 18 17 DTR2
Not used 20 19 Ground
16 IB885 User’s Manual