Interface Cable - Epson UB-U09 Developer's Manual

Usb/serial interface board
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The maximum transmission speed is 115.2k bps when using a serial interface.
Supported standard
Data transfer method
Synchronization
Handshaking*
Signal level
Communications speed*
(Baud rate)
Data bit length*
Parity*
Stop bits
(*) Handshaking, communications speed, data bit length and parity are set by DIP switches on the TM Printer.

Interface Cable

Prepare a serial or USB interface cable according to customer requirements. Note that while the
standard serial interface of the TM printers uses a 25-pin D-sub connector, the UB-U09 uses a
9-pin D-sub connector.
Table 1-1 shows the recommended wiring for the interface cable.
Table 1-1 Recommended wiring
Host side
---
TXD
RXD
DSR
SG
DTR
CTS
Reset
Frame GND
1-2 System Preparation
EIA/TIA RS-232 standard compliant
Bit Serial
(Asynchronous)
DTR/DSR or XON/XOFF control
Mark: -3 to -15 V = Logic 1, OFF
Space: +3 to 15 V = Logic 0, ON
115200 bps maximum
7 or 8 bits
None, Odd or Even
One or more bits
UB-U09 side (Female 9-pin D-sub)
Pin 1 not connected
Pin 2 RXD
Pin 3 TXD
Pin 4 DTR
Pin 5 SG
Pin 6 DSR (*1)(*2)
Pin 7 RTS
Pin 9 INIT(*2)
Frame GND
Rev. B

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