Rev. A Setup 3-17
TM-U220II Technical Reference Guide
3.4.2.1 If the DIP switch type is “US”
(*) Selection of dots between characters: On = 2 half dots, Off = 3 half dots
The number of characters per line in the Table indicates for the 76 mm-width paper.
Note:
“Data receive error” is fixed to “?.” Regardless of the setting of DIP switch 1-1, if you want to perform
right side up printing, DIP switch 1-2 must be fixed to Off.
Serial interface model
DIP Switch 1
SW Function On Off
Default
BD
1 Printing mode Right side up printing
mode
Normal printing
mode
Off Off
2 Receive buffer capacity 40 bytes 20KB Off Off
3 Handshaking XON/XOFF DTR/DSR Off Off
4 Word length 7 bits 8 bits Off Off
5 Parity check Yes No Off Off
6 Parity selection Even Odd Off Off
7 Baud rate 4800 bps 9600 bps Off Off
8 BUSY condition Receive buffer-full - Offline
- Receive buffer-full
Off Off
DIP Switch 2
SW Function On Off
Default
BD
1 Selects number of characters per line (cpl) (*) 42 cpl / 35 cpl 40 cpl / 33 cpl Off Off
2 Reserved (Autocutter) Enabled Disabled On Off
3 Pin 6 reset signal Used Not used Off Off
4 Pin 25 reset signal Used Not used Off Off
5Undefined - - Off Off
6Reserved
(Flash memory rewriting)
Enabled Disabled Off Off
7Undefined - - Off Off
8 Serial communication set selection By memory switch By DIP switch Off Off
Other than serial interface model
DIP Switch 1
SW Function On Off
Default
BD
1 Printing mode Right side up printing
mode
Normal printing
mode
Off Off
2 Receive buffer 40 bytes 20KB Off Off
3Undefined - - Off Off
4Undefined - - Off Off
5Undefined - - Off Off
6Undefined - - Off Off
7Undefined - - Off Off
8 BUSY condition - Receive buffer-full - Offline
- Receive buffer-full
Off Off
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