Magtek eDynamo, Programmer'S Manual

Page: 55 / 245

6 - Magnetic Stripe Card Data Sent from Device to Host (MSR Only | Keypad Entry Only)
eDynamo| Secure Card Reader Authenticator | Programmer’s Manual (COMMANDS)
Page 55 of 245 ( D998200115-17 )
Format Where to Find Value
TLV Data Object 8301
GATT/SLIP Offset 495..504
6.16 Remaining MSR Transactions
This 3-byte value contains the number of MSR transactions remaining at the end of the current
transaction. The value is also sometimes referred to as the transaction threshold. See
Command 0x1C -
Get Remaining MSR Transactions Counter (MSR Only) for more information.
Format Where to Find Value
HID Usage 0x55
TLV Data Object 810A
GATT/SLIP Offset 856..858
6.17 MagneSafe Version Number (HID | GATT | SLIP)
This eight-byte value contains the MagneSafe Version Number with at least one terminating
0x00
byte
to make string manipulation convenient. See Property 0x04 - MagneSafe Version Number for more
information.
Format Where to Find Value
HID Usage 0x56
Streaming N/A
TLV N/A
GATT/SLIP Offset 859..866
6.18 SHA-1 Hashed Track 2 Data (HID | TLV | GATT | SLIP, SHA-1 Only)
If the device supports SHA-1 (see Table 1-2 - Device Features ), this 20-byte value contains a SHA-1
hash of either the PAN from track 2 or all the track 2 data, depending on the device’s configuration stored
in
Property 0x57 - SHA Hash Configuration (HID Only | TLV Only, Configurable SHA Only, MSR
Only) . If the device does not support SHA-1, this value is absent or contains padding.
Format Where to Find Value
HID Usage 0x57
Streaming N/A
TLV Data Object 8308
GATT/SLIP Offset 867..886