Citizen CT-S2000 - Fn = 0, 48: Function 48 Sending NV Graphics Memory Capacity; Fn = 2, 50: Function 50 Printing Graphics Data Stored in Print Buffer; Fn = 3, 51: Function 51 Sending the Remaining Amount of NV Graphics Memory

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fn = 0, 48: Function 48 Sending NV Graphics Memory Capacity
GS ( L pL pH m fn 
[Code] <1D>H<28>H<4C>H<pL><pH><m><fn>
[Range] (pL + pH × 256) = 2 (pL = 2, pH = 0)
m = 48
fn = 0, 48
[Outline] Sends all capacity of NV graphics area in the number of bytes.
Hex. Decimal Data Size
Header 37H 55 1 byte
Identifier 30H 48 1 byte
Data 30H~39H 48~57 1 ~ 8 bytes
NUL 00H 0 1 byte
• Converts all capacity to character code expressed in decimal notation and sends it
from higher digit.
• Data size is variable.
• All definition area can be specified by GS ( E out of [0, 64K, 128K, 192K, 256K, 320K,
384K]. Default value is 384k bytes.
fn = 2, 50: Function 50 Printing Graphics Data Stored in Print Buffer
GS ( L pL pH m fn 
[Code] <1D>H<28>H<4C>H<pL><pH><m><fn>
[Range] (pL + pH × 256) = 2 (pL = 2, pH = 0)
m = 48
fn = 2, 50
[Outline] • Prints the graphics data stored in the print buffer in the processing of Function 112.
• Executes paper feeding corresponding to the number of dots in Y direction of
graphics stored in the print buffer.
fn = 3, 51: Function 51 Sending the Remaining Amount of NV Graphics Memory
GS ( L pL pH m fn 
[Code] <1D>H<28>H<4C>H<pL><pH><m><fn>
[Range] (pL + pH × 256) = 2 (pL = 2, pH = 0)
m = 48
fn = 3, 51
[Outline] Sends the remaining amount of NV graphics area (number of bytes of unused area).
Hex. Decimal Data Size
Header 37H 55 1 byte
Identifier 31H 49 1 byte
Data 30H~39H 48~57 1 ~ 8 bytes
NUL 00H 0 1 byte
• Converts the remaining amount to character code expressed in decimal notation
and sends it from higher digit.
• Data size is variable.