Epson 100-88002 - page 188

Control Codes
Page 176 100-88002 Rev B
[ESC] [EM]P<n> Activate Periodic Status Back
ASCII [ESC] [EM] P<n>
Hexadecimal 1BH 19H 50H <n>
Decimal <27> <25> <80><n>
IPCL None
EPOS None
Description This command activates the periodic status back feature. It will
automatically return an [ENQ]<20> status (See page 166) on a periodic bases. The
value of n is the period in 100 MS intervals. This command is saved through power
cycles. Once set it need not be set again, however you can set it the same value
repeatedly as it is only saved if it is changed. In general it should not be changed on
a regular bases.
Where n = Interval in 100 MS increments. IE 20 = 2 Seconds. Setting the value
to 0 disables the feature.
Note: Periodic status back can also be activated with the [ESC][EM]p command,
however it is not save during a power cycle.
[ESC] [EM]p<n> Activate Periodic Status Back
ASCII [ESC] [EM] p<n>
Hexadecimal 1BH 19H 70H <n>
Decimal <27> <25> <112><n>
IPCL None
EPOS None
Description This command temporarily disables and enables the periodic status back
feature if previously activated with the [ESC][EM]P command.
Where n = 0 disables PSB and n = (non zero) Enables PSB at the interval
defined by the [ESC][EM]P command.
If not previously activated with the [ESC][EM]P command, this command will activate
it but not save the value through a power cycle.
Where n = Interval in 100 MS increments. IE 20 = 2 Seconds. Setting the value
to 0 disables the feature.