Epson TM-U950P Specifications - Page 32

Configuration

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2. CONFIGURATION 2.1 Interface 2.1.1 RS-232 serial interface 1) Specifications Data transmission: Serial Synchronization: Asynchronous Handshaking: DTR/DSR or XON/XOFF control Signal levels: MARK = -3 to -15 V: Logic "1" SPACE = +3 to +15 V: Logic "0" Stop bits: 1 or more Connector (printer side): Female DSUB-25 pin connector The data word length, baud rate, and parity depend on the DIP switch settings. (Refer to Section 3.3.3.) 2) Switching between on-line and off-line The printer does not have an on-line/off-line switch. The printer goes off-line: ù Between when the power is turned on (including reset using the interface) and when the printer is ready to receive data ù During the self-test ù When the cover is open ù During paper feeding using the paper feed switch ù When the printer stops printing due to a paper-end (if enabled by ESC c 4) ù When an error has occurred 3) Interface connector terminal assignments and signal functions are described in Table 2.1.1. TITLE EPSON TM-U950/U950P Specification (STANDARD) SHEET NO. REVISION A NEXT 164 SHEET 153

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EPSON
TITLE
SHEET
REVISION
NO.
SHEET
NEXT
A
TM-U950/U950P
Specification
(STANDARD)
2. CONFIGURATION
2.1 Interface
2.1.1 RS-232 serial interface
1) Specifications
Data transmission:
Serial
Synchronization:
Asynchronous
Handshaking:
DTR/DSR or XON/XOFF control
Signal levels:
MARK = -3 to -15 V:
Logic "1"
SPACE = +3 to +15 V: Logic "0"
Stop bits:
1 or more
Connector (printer side):
Female DSUB-25 pin connector
The data word length, baud rate, and parity depend on the DIP switch settings.
(Refer to Section 3.3.3.)
2) Switching between on-line and off-line
The printer does not have an on-line/off-line switch.
The printer goes off-line:
ø
Between when the power is turned on (including reset using the interface) and when the printer is
ready to receive data
ø
During the self-test
ø
When the cover is open
ø
During paper feeding using the paper feed switch
ø
When the printer stops printing due to a paper-end (if enabled by
ESC c 4
)
ø
When an error has occurred
3) Interface connector terminal assignments and signal functions are described in Table 2.1.1.
13
14