SERIAL
4-5-2. X-ON/X-OFF mode
This mode is accessed when DIP switch
| ||
TXD
RXD |
| Data |
|
|
|
Printing
PAPER OUT signal
ON
ON LINE indicator OFF
Power ON
Data | Data |
Paper out | Load paper and press |
| the ON LINE switch (Star mode). |
Immediately after power on (provided that no error occurs), the printer informs the host that it is ready to receive data by outputting the
When the printer’s remaining buffer space falls to *256 bytes or less, the printer begins to output
Available buffer space increases as the printer prints the buffered data. When the printer has cleared all but the last *256 bytes of data, it again outputs the
| Data buffer full Nearly full | Nearly empty | Empty | |||||
| *256 bytes |
|
| *256 bytes |
| |||
| remaining |
|
|
| ||||
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
Printer outputs |
|
|
|
| Pinter outputs | |||
|
|
|
|
|
* 16 bytes when the buffer size is set to 45 bytes
– 12 –