| Reader Communication Protocol Developer's Guide |
|
Boot Firmware
The reader runs to the APP Firmware layer. When the reader is in Bootloader layer and receives this command, it executes to the APP Firmware layer. If it is already in the APP Firmware layer, no processing is made and returns successful operation.
Command Attribute
| Command Code | Bootloader Command | App Firmware Command |
|---|---|---|
| 0x04 | Yes | Yes |
Reader to Host
Format of Data Field
| Field | Byte Length | Description |
|---|---|---|
| BootLoader Version | 4 bytes | The Version of Bootloader |
| Hardware Version | 4 bytes | the highest byte indicates the reader type |
| Firmware Date | 4 bytes | The Date of building the firmware |
| Firmware Version | 4 bytes | The Version of firmware |
| Supported Protocol | 4 bytes | Currently always be 0x00000010 |
Example
Host to Reader
| FF | 00 | 04 | 1D 0C |
|---|---|---|---|
| Header | Data Length | Command Code | CRC |
Reader to Host
| FF | 14 | 04 | 00 00 | 13 04 15 00 | A8 00 00 01 | 20 13 05 22 | 13 05 23 00 | 00 00 00 10 | |
|---|---|---|---|---|---|---|---|---|---|
| Header | Data Length | Command Code | Status Code | BootLoader Version | Hardware Version | Firmware Date | Firmware Version | Supported Protocol | CRC |