Printer Status Commands
Query Print Buffer & |
| STX | ||
This command will cause the printer to print the battery status | ||||
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| Printer Response |
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| Print Buffer Status |
| ESC B <4 ASCII digits> CR LF |
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| ESC M <4 ASCII digits> CR LF |
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Note that the first three digits of the
Query Print Buffer, Battery Voltage, | SYN |
This command will cause the printer to send the following information to the host:
| Printer Response | |
Print Buffer Status |
| ESC B <4 ASCII digits> CR LF |
Battery Voltage Status |
| ESC V <4 ASCII digits> CR LF |
| ESC M <4 ASCII digits> CR LF | |
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Print Head Temperature |
| ESC T <4 ASCII digits> CR LF |
Note that the first three digits of the
Print Battery Voltage | ESC P ^ |
This command will enable the printer to output the battery voltage reading.
Escape Sequence: | ESC | P | ^ |
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Hexadecimal: | 1B | 50 | 5E |
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Decimal: | 27 | 80 | 94 |
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Query Printer Firmware Version | ESC P ( |
This command will cause the printer to send the Firmware Version to the host.
Escape Sequence: | ESC | P | ( |
Hexadecimal: | 1B | 50 | 28 |
Decimal: | 27 | 80 | 40 |
After sending the previous command, the printer will respond with the following ASCII sequence:
ASCII Sequence: | <string> | CR LF |
The <string> field represents the firmware version.
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