Compuprint MDP 30FB Programmer's Manual page 124

0x09 DC4 DC4 ESC DC4 n
Set Passbook Parameters.
n , n : The n
1 2
composes the command. n = 2,4
function: 0x09
arguments: type:
width: passbook width in mm (0 → auto) - range: 127 to 213
length: passbook length in mm (0 → auto) - range: 99 to 210
n 0x09 arguments
1 2
and n parameters specify the number of characters that
1 2
0 x 00 : fixed thickness
0 x 01 : passbook with vertical fold
0 x 02 : passbook with horizontal fold
0 x 81 : special type
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