Function69, Gs ( k pl ph cn fn m n – Citizen Systems BD2-2220 User Manual
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fn=69： Function 69 Setting error correction level of PDF417
GS ( k pL pH cn fn m n
[Code]
<
1D>H<28>H<6B>H
[Range] (pL+pH×256)=4(pL=4、pH=0)
cn=48
fn=69
m=48、49
48≦n≦56 (when m
= 48 is specified)
1≦n≦40 (when m = 49 is specified)
[Outline]
[The specification which depend on the model]
Sets error correction level of PDF417
• When m=48, set by the level of n.
n
Fnction
Error Correction Code Words
48
Selects error correction level 0.
2
49
Selects error correction level 1.
4
50
Selects error correction level 2.
8
51
Selects error correction level 3.
16
52
Selects error correction level 4.
32
53
Selects error correction level 5.
64
54
Selects error correction level 6.
128
55
Selects error correction level 7.
256
56
Selects error correction level 8.
512
• When m=49, [set by the ratio (nx10%)] to the number of data code words.
Calculation result (A) = Value of (number of data code words xnx0.1) rounded to the
nearest one.
Result (A)
Fnction
Error Correction Code Words
0～3
Selects error correction level 1.
4
4～10
Selects error correction level 2.
8
11～20
Selects error correction level 3.
16
21～45
Selects error correction level 4.
32
46～100
Selects error correction level 5.
64
101～200
Selects error correction level 6.
128
201～400
Selects error correction level 7.
256
401～
Selects error correction level 8.
512
[Default]
m=49、n=1