Fn=3、51： function 3 sending use amount, Fn=4、52： function 4 sending remaining capacity, Function3 – Citizen Systems BD2-2220 User Manual
Page 115: Function4, Gs ( c pl ph m fn b
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fn=3、51： Function 3 Sending Use Amount
GS ( C pL pH m fn b
[Code]
<
1D>H<28>H<43>H
[Range] (pL+pH×256)=3(pL=3、pH=0)
m=0
fn=3、51
b=0
[Outline]
[The specification which is common to the model]
Sends the use amount of user NV memory (number of bytes of used area).
[Caution]
• This command uses 20 bytes for user NV management information beforehand and
sends the use amount of user NV memory by 20 bytes more than actual size.
Hex.
Decimal
Data Size
Header 37H 55 1byte
Identifier 28H
40 1byte
Capacity of use
30H~39H
48~57
1~6 bytes
NUL 00H 0 1byte
fn=4、52： Function 4 Sending Remaining Capacity
GS ( C pL pH m fn b
[Code]
<
1D>H<28>H<43>H
[Range] (pL+pH×256)=3(pL=3、pH=0)
m=0
fn=4、52
b=0
[Outline]
[The specification which is common to the model]
Sends the remaining capacity of user NV memory (number of bytes of unused area).
[Caution]
• This command uses 20 bytes for user NV management information beforehand and
sends the remaining capacity user NV memory by 20 bytes less than actual size.
Hex.
Decimal
Data Size
Header 37H 55 1byte
Identifier 29H
41 1byte
Capacity of use
30H~39H
48~57
1~6bytes
NUL 00H 0 1byte