Command 0X15 - Get / Set Security Level (Mac) - Magtek eDynamo Programmer's Manual

8 - Commands

8.3.10 Command 0x15 - Get / Set Security Level (MAC)

This command is used to set or get the the device's current Security Level (see section 4 Security
Levels). The host can use this to raise the Security Level, but can not lower it.
When using this command to set the device's security level, the host should include the specified data in
the request, and the device will not return an explicit response. When using this command to get the
device's current security level, the host should include no data, and the device will return a response.
Table 8-17 - Request Data for Command 0x15 - Get / Set Security Level (MAC)
Offset Field Name
0 Security Level
1 MAC
Table 8-18 - Response Data for Command 0x15 - Get / Set Security Level (MAC)
Offset Field Name
Security Only present if there was no Data in the request. This value gives the current
0
Level Security Level.
Result codes:
0x00 = Success
0x02 = Bad Parameters. The Data field in the request is not a correct length OR the specified Security
Level is invalid; OR the current Security Level is 4.
0x07 = Incorrect MAC; command not authorized
Example Set Security Level Request (Hex)
Cmd Num
15 05
Example Set Security Level Response (Hex)
Result Code
00
Example Get Request (Hex)
Cmd Num
15
Example Get Security Level Response (Hex)
Result Code
00
eDynamo| Secure Card Reader Authenticator | Programmer's Manual (COMMANDS)
Optional: if present must be either 0x03 or 0x04. If absent, this is a query
for the current Security Level.
Four byte MAC to secure the command [see section 4.1 About Message
Authentication Codes (MAC)]. If the host does not include a value for
Security Level, it should not include the MAC value.
Data Len
03 xx xx xx xx, where xx xx xx xx is a valid MAC
00
00
01
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Description
Description
Data
Data Len
Data Len
Data Len
Data
Data
Data
03