Section 4. USB Communications
Property ID is a
Value | Property ID | Description |
0 | SOFTWARE_ID | The device’s software identifier |
1 | SERIAL_NUM | The device’s serial number |
2 | POLLING_INTERVAL | The interrupt pipe’s polling interval |
3 | TRACK_ID_ENABLE | Track enable / ID enable |
4 | TRACK_DATA_SEND_FLAGS | Track data send flags |
5 | TERMINATION_CHAR | Terminating char / per track or card flag |
6 | SS_TK2_7BITS | Start sentinel char for track 2 – 7 bit data |
7 | Reserved for future use |
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8 | SS_TK3_ISO_ABA | Start sentinel char for track 3 – ISO/ABA |
9 | SS_TK3_AAMVA | Start sentinel char for track 3 - AAMVA |
10 | SS_TK3_7BITS | Start sentinel char for track 3 – 7 bit data |
11 | PRE_CARD_CHAR | Pre card char |
12 | POST_CARD_CHAR | Post card char |
13 | PRE_TK_CHAR | Pre track char |
14 | POST_TK_CHAR | Post track char |
The Property Value is a
| Property Type | Description |
| |
| Byte |
| This is a |
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| String |
| This is a multiple byte ASCII string. Its length can be zero to a |
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| maximum length that depends on the property. The value and |
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| length of the string does not include a terminating NUL character. |
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SOFTWARE_ID PROPERTY | ||||
Property ID: | 0 |
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Property Type: | String | |||
Length: | Fixed at 11 bytes | |||
Get Property: | Yes | |||
Set Property: | No | |||
Description: | This is an 11 byte read only property that identifies the software part number | |||
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| and version for the device. The first 8 bytes represent the part number and the | ||
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| last 3 bytes represent the version. For example this string might be | ||
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| “21088837A05”. Examples follow: | ||
Example Get SOFTWARE_ID property Request (Hex):
Cmd Num | Data Len | Prp ID |
00 | 01 | 00 |
Example Get SOFTWARE_ID property Response (Hex):
Result Code | Data Len | Prp Value |
00 | 01 | 32 31 30 34 32 38 30 32 41 30 35 |
15
