Citizen Systems BD2-2220 - Manual (Page 120)

- 120 -
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
[Range] (pL+pH×256)=2(pL=2、pH=0)
m=48
fn=3、51
[Outline] [The specification which is common to the model]
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 ~ 6 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.