Epson TM-T90 Specification page 36

Confidential
Table 2.1.1 TM-T90 Printer Status and Signals (Continued)
Pin Signal name Signal
number
25 INIT
*1: • When the receive buffer capacity is specified as 45 bytes:
When the remaining space in the receive buffer drops to 16 bytes, the printer status becomes
"buffer full" and it remains "buffer full" until the space in the receive buffer increases to 26
bytes.
• When the receive buffer capacity is specified as 4KB:
When the remaining space in the receive buffer drops to 128 bytes, the printer status becomes
"buffer full" and it remains "buffer full" until the space in the receive buffer increases to 256
bytes.
• The printer ignores the data received when the remaining space in the receive buffer is 0 bytes.
EPSON
Function
direction
2) When XON/XOFF control is selected:
The signal indicates whether the printer is correctly connected
and is ready to receive data. SPACE indicates that the printer is
ready to receive data. The signal is always SPACE except in the
following cases:
• During the period from when the power is turned on to when the
printer is ready to receive data
• During the self-test
Input Changing memory switch Msw 1-8 enables this signal to be used as
a reset signal for the printer.
The printer is reset when the signal remains SPACE for 1 ms or
more.
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TM-T90
Specification
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