Oneil microFlash2, Руководство программиста

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Chapter 4: Querying the Printer
51
O’Neil Programming Language Reference Manual
Printhead Query
Printhead Reply Explanation
Printhead Query
Query Format ESC{PH?}
Reply Format {PH! TD :x; DD :x; T :x; M :x}
Function Returns the printhead type used and the total number of dots
across. Available for original MF2/MF3/2t/4t and radio ready
2t/3l/4t printers.
Reply Example Thermal: {PH! TD :0384; DD :203; M :LPT3245; T :+25.6C;}
Impact: { PH!IMPACT1 ; PINS :09; W :080}
Reply Example
Explanation
Thermal:
PH! - Reply to a printhead query.
TD :0384; - The printhead in this printer has 384 dots across.
DD :203; - The dot density is 203 dots per mm).
M :LPT3245 - The printhead model number is LPT3245.
T :+25.6C; - The current printhead temperature is +25.6°
centigrade.
Impact :
PH!IMPACT1 ; - 1920 dots across at maximum density; 960
dots across at middle density; 480 dots across at lowest
density.
PINS :09; - 9 pin printhead.
W :080; - 80 columns wide.
Query Reply Definition
TD Nnnn Total number of dots across the printhead:
384 = two inch printhead on the 2t
832 = four inch printhead on the 4t
DD Nnn Dot density of the printhead (dot per mm).
M x...x
(variable
width)
Printhead model number.
T + nn.nC Printhead temperature.
D Nnn File version of downloaded fonts.
IMPACT1 IMPACT1 = 1920 dots across at maximum density; 960 dots
across at middle density; 480 dots across at lowest density.
PINS Xx Numbers of pins on printhead.
W Xx Width of columns.