Magtek DynaPro Mini Programmer's Manual page 25

2 - Connection Types
Characteristic
Application Data To Host Length
Application Data To Host
To communicate with a device using the Bluetooth LE connection, the host should begin all commands
and responses with the following header:
Bit 7
0x00 = Get
Byte 0
0x01 = Set
Byte 1
Request data as defined below and in section 3 Command Set.
... Byte n
Because the device's command set is common to all connection types, it would be helpful to read section
2.1.1 About HID Usages to become familiar with the types of available commands before continuing.
The command / response for a Get report as described in section 2.1.1 are formatted as follows:
Request from Host:
Byte 0 0 (Get)
Byte 1 Report ID
Response from Device:
Byte 0 Report ID
Byte 1..n Report
Maximum report size is 63 bytes.
The command / response for a Set report as described in section 2.1.1 are formatted as follows:
Request from Host:
Byte 0 1 (Set)
Byte 1 Report ID
Byte 2..n Report
Maximum report size is 63 bytes.
Response from Device:
Byte 0 1 (Response ACK Report ID)
Byte 1..2 (Response ACK Report)
Input report format:
Byte 0 Report ID
Byte 1 - n Report
Maximum report size is 127 bytes.
DynaPro Mini| PIN Encryption Device | Programmer's Manual (Commands)
Max. Size
1 byte 22:02:B6:0C:41:E3:43:F8:8F:89:82:AD:F8:E6:08:05
128 bytes 23:02:B6:0C:41:E3:43:F8:8F:89:82:AD:F8:E6:08:05
6 5 4
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UUID In LSB (Little Endian) Order
Some frameworks use MSB order
3 2 1 0