MMF POS Standard RS-232 Connection Interface Kit User Manual
Page 6
531-8661-00 MMF Multi-Serial Interface Page 5 of 12
Serial
port
CONFIGURATION EXAMPLES
Factory Default
–This standard configuration is set so that any one (1) ASCII character will open the cash
drawer and the RS-232 settings are auto-detected automatically by the cash drawer.
Serial cable: MMF P/N: 2261 99SD9F06 00
CASH DRAWER
SW2
SW3
SW1
P2
JP1
SIG
PWR
SW3
SW2
SW1
P
1
J1
P3
Settings:
SW 1
Receive Open character on TXD and send drawer-status output on RI.
SW 2
Open character is: Any ASCII character with at least 2 pulses. Normally any ASCII from 0-dec
to 127-dec will have at least two pulses.
SW 3
Dumb mode, serial board auto-detects the PC or terminal RS-232 settings like, the baud rate, data
bits, and parity.
JP1 : place jumper across pins 1 and 2
Factory Default
SW1
SW2
SW3
1
On
1
On
1
OFF
2
OFF
2
OFF
2
OFF
3
OFF
3
OFF
3
OFF
4
On
4
OFF
4
On
5
OFF
5
OFF
5
OFF
6
OFF
6
OFF
6
OFF
7
OFF
7
On
7
OFF
8
On
8
OFF
8
On
9
OFF
10 OFF
ON
OFF
Connect
12V
power
supply.
1 10