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3.7.7 Printer Supervisory and Control Commands:
Command String
Printer Action
^V
Buffer, power timer & battery
status
^B Buffer
status
ESC - ‘P’ –‘^’
Print Battery Voltage
ESC – ‘P’ – alpha
Time and date print and control
ESC – ‘M’ - ‘000’ - Cr
Disable the power down timer
ESC - ‘M’ - ‘nn0’ - Cr
Sets power down timer to nn
seconds
ESC – ‘M’ - ‘C’
Reset Auto power down to 20
seconds
ESC – ‘P’ – ‘( ‘
Firmware version query
ESC – ‘ P’ - ‘)’
Hardware model query:
Resident Character Sets (characters 32 through 255):
Esc – 6 for International & Esc – 7 for PC Line Draw
