| Reader Communication Protocol Developer's Guide |
|
Set Reader Configuration
The command is used to set several configuration options of reader.
Command Attribute
| Command Code | Bootloader Command | App Firmware Command |
|---|---|---|
| 0x9A | No | Yes |
Host to Reader
Format of Data Field
| Field | Byte Length | Description |
|---|---|---|
| Option | 1 byte | Must be 0x01 |
| Key | 1 byte | Indicates a configuration item, Detailed description see the Key Value Description Table |
| Value | 1 byte | The value of a configuration item, Detailed description see the Key Value Description Table |
Key Value Description Table
| Key | Value | Description |
|---|---|---|
| 0x00: Use Antenna Port as Unique Identifier of Tag Buffer Entry | 0x00 | Antenna port is a unique characteristic of a Tag Buffer Entry (This setting is default when the module powers up) |
| 0x01 | Antenna port is ignored for Tag Buffer Entries. | |
| 0x06: Record the highest RSSI seen | 0x00 | The RSSI Tag Meta Data value is the value for the read tag for each tag buffer entry when this is Disabled. (default setting after power-on) |
| 0x01 | When Enabled the RSSI Tag Meta Data value will be the highest value recorded during the Read Tag Multiple (22h) search operation. | |
| 0x08: Tag Data as Unique Identifier of Tag Buffer entry. | 0x00 | Tag Data is a unique characteristic of a Tag Buffer Entry. |
| 0x01 | Tag Data is ignored for Tag Buffer Entry uniqueness(Default) |
Example
Set to use Antenna Port as Unique Identifier of Tag Buffer Entry
Host to Reader
| FF | 03 | 9A | 01 | 00 | 01 | AF 5C |
|---|---|---|---|---|---|---|
| Header | Data Length | Command Code | Option | Key | Value | CRC |