UIC680 Programmer’s Manual
UDN PM090-C2 Rev. 2.3
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I (49H) – Load RSA Key
COMMENT This command is used to load RSA Key and query Key Index for PayPass
MCHIP and VISA qVSDC applications.
I[Command, 1 or 3 bytes][Data, optional]
[Command]
Command Format (ASCII – Hex)
Description
0[01H 16H] (or 30H 01H 16H)
Show Stored Key’s Index and RID
1 ( or 31h)
Load RSA Key
5 ( or 35h)
Load Test Key and Test RSA Chip
FFH 00H 00H
Erase all Key Entry
Command: 1, 31H
[Data]
Data
Description
Entry Index
1 byte in binary format, must be 1-16.
Total Len
Total length of rest data, 2 bytes in binary format.
RID Len
1 byte in binary format, must be 5.
RID
5 bytes in binary format
CAPKI Len
1 byte in binary format, must be 1.
CAPKI
Key Index, 1 byte in binary format.
Exp Len
1 byte in binary format, must be 1 or 3.
Exponent
1 or 3 bytes in binary format.
Mod Len
1 byte in binary format, Max is 248.
Modulus
1-248 bytes in binary format.
Sha_1
Len
－
1 byte in binary format, must be 0 or 20.
Sha_1
20 bytes in binary format, if present.
5-10
