Epson TM-T90 Printer User Manual


 
CONFIDENTIAL
Paper roll Two-dimension code commands GS ( k
Ver. 10.01 p. 521
Error correction level specified by “ratio” (
m
= 49) is as follows. The error correction level is defined by the
calculated value [number of data codeword ×
n
× 0.1 = (A)]. The number of the error correction codeword
is changeable in proportion to the number of the codeword in the data area.
The error correction codeword calculated by modulus 929.
Settings of this function are effective until ESC @ is executed, the printer is reset, or the power is turned
off.
51 Error correction level 3 16
52 Error correction level 4 32
53 Error correction level 5 64
54 Error correction level 6 128
55 Error correction level 7 256
56 Error correction level 8 512
Calculated value (A) Correction level Number of error correction codeword
0 – 3 Error correction level 1 4
4 – 10 Error correction level 2 8
11 – 20 Error correction level 3 16
21 – 45 Error correction level 4 32
46 – 100 Error correction level 5 64
101 – 200 Error correction level 6 128
201 – 400 Error correction level 7 256
401 or more Error correction level 8 512
n
Function Number of error correction codeword