User manual

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10. Command Details
10.1. POS7300 Series Command List
POS7300 Standard Mode Command List-1
Command Code (hex) Function Description
ESC F A [DATA]
CR
1B 46 41 [DATA] 0D Write string to upper line
¾ Maximal [DATA] length is 40
ESC F B
[DATA] CR
1B 46 42 [DATA] 0D Write string to lower line
¾ Maximal [DATA] length is 40
ESC F D
[DATA] CR
1B 46 44 [DATA] 0D Upper line message scroll continuously
¾ Maximal [DATA] length is 40
ESC F O
[DATA] CR
1B 46 4F [DATA] 0D Bottom line message scroll continuously
¾ Maximal [DATA] length is 40
ESC P x y 1B 50 x y Move cursor to specified position
¾ x = 1 ~ 14h, for columns location.
¾ y = 1 ~ 2, for lines location.
ESC _ n 1B 5F n Set cursor on/off
¾ n = 00 ~ 01
ESC DC1 1B 11 Overwrite mode
ESC DC2 1B 12 Vertical scroll mode
ESC DC3 1B 13 Horizontal scroll mode
ESC @ 1B 40 Initialize display
US MD1 n 1F 01 n Message vertical upper scroll continuously
¾ n = 01 ~ 0Ch
US MD2 n 1F 02 n Message vertical down scroll continuously
¾ n = 01 ~ 0Ch
US DC1 n 1F 11 n Set line blinking
¾ n = ’1’ ~ ’2’
 n = ’1’ up line
 n = ’2’ low line
US DC2 n 1F 12 n Clear line blinking
¾ n = ’1’ ~ ’2’
 n = ’1’ up line
 n = ’2’ low line
US E n 1F 45 n Blink display screen
¾ n = 00h ~ FFh
 n = 0 for no blink
NULL H 0 48 Move cursor up
NULL K 0 4B Move cursor left
NULL M 0 4D Move cursor right
NULL P 0 50 Move cursor down
NULL G 0 47 Move cursor to left-most position
NULL O 0 4F Move cursor to right-most position