(25) Transmitting the status of the peripheral device (ESC u n)
Code : [1B]h + [75]h + n * {n = 0}
Transmits the current status of connector pin No.3.
•"n" has the following meanings.
| n (Hex) | Type |
|
| 0 | Drawer kick connector No. 3 |
|
• The transmitted status is of 1 byte and its contents are shown in the table below. | |||
• When nothing is connected to the connector, The bit 0 of "n" is always "1". | |||
• In case of DTR/DSR control, only one byte is transmitted after confirming that the host is ready to receive (DSR signal is in Space mode). In case of XON/ XOFF control, only one byte is transmitted
without confirming the state of the DSR signal.
• In case of DTR/DSR control, if the host is not ready to receive (DSR signal is in the Mark mode), it
waits to get ready to receive.
Bit |
| Function |
| Value | |
| 0 |
| 1 | ||
|
|
|
| ||
0 |
| No. 3 pin's level | “L” |
| “H” |
1 |
| Undefined |
|
|
|
2 |
| Undefined |
|
|
|
3 |
| Undefined |
|
|
|
4 |
| Unused | Fixed to 0 |
| – |
5 |
| Undefined |
|
|
|
6 |
| Undefined |
|
|
|
7 |
| Undefined |
|
|
|
[Caution] | Serial interface only |
|
|
| |
42 | CITIZEN |