| Reader Communication Protocol Developer's Guide |
|
Read Flash
Read the content of the onboard flash memory.
Command Attribute
| Command Code | Bootloader Command | App Firmware Command |
|---|---|---|
| 0x02 | Yes | No |
Host to Reader
Format of Data Field
| Field | Byte Length | Description |
|---|---|---|
| READADDR | 4 bytes | The address to read, with high byte in front, the lowest address read is 0x00104000. |
| READLEN | 1 byte | 0-32; the number of bytes read is READLEN*4. |
Reader to Host
Format of Data Field
| Field | Byte Length | Description |
|---|---|---|
| READDATA | N bytes | The data read; the length is READLEN*4 bytes. |
Remark
This command is used as a secondary command for burning APP Firmware and should not be used for other purposes