User's Manual

ACR122L
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USB
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ACS
Data In: LCD Message
The data to be sent to LCD, maximum 16 Character for each line
Please follow the Fonts tables (selected by INS Bit 4 - 5) below for the LCD Character Index
Remarks: Size of the Characters in Fonts Set A and Fonts Set B is 8x16, but size of the Characters in
Fonts Set C is 8x8
Character Set A Character Set B Character Set C
Data Out: SW1 SW2.
Table 7.0B: Status Code
Results SW1 SW2 Meaning
Success 90 00 The operation is completed successfully.
Error 63 00 The operation is failed.
6.3.7. Pseudo APDU for LCD Display (GB Mode)
This APDU is used to Display LCD Message in GB Mode
Table 8.0A: LCD Display Command Format (5 Bytes + LCD Message Length)
Command Class INS P1 P2 Lc Data In
(Max. 16 Bytes)
LCD Display 0xFF Option
Byte
0x69 LCD XY Position LCD
Message
Length
LCD Message
INS: Option Byte (1 Byte)
CMD Item Description
Bit 0 Character Bold Font 1 = Bold; 0 = Normal
Bit 1 - 7 Reserved
P2: LCD XY Position
The Character to be displayed on the LCD position specified by DDRAM Address