Setting Up the Printer 1-23
DIP switch functions
TM-U950 (serial interface specification) DIP-switch functions
Set 1
SW Function ON OFF
1-1 Data word length 7 bits 8 bits
1-2 Parity Enabled Disabled
1-3 Parity selection Even Odd
1-4
Transmission speed (See the table below)
1-5
1-6 Display module (if connected) Recognized Not recognized
1-7 Data receive error Ignored Prints “?”
1-8 Handshaking XON/XOFF DTR/DSR
Transmission Speed
Transmission Speed (BPS) 1-4 1-5
1200 ON ON
2400 OFF ON
4800 ON OFF
9600 OFF OFF
Set 2
SW Function ON OFF
2-1 Auto line feed Always enabled Always disabled
2-2 Receive buffer 32 bytes 2048 bytes
2-3 Font selection (default) 9 x 9 7 x 9
2-4
Carriage speed (default for
paper roll printing)
Low High
2-5 Handshaking (BUSY condition) Receive buffer-full
Off-line or
receive buffer-full
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