CFGFWCHECK: Configure Firmware Check
Applicable to: UC6580, UM620 series, UM621 series, UM670A, UM680A, UM681A
Configure Random Number
| Syntax | $CFGFWCHECK,CRCIN | |
|---|---|---|
| Example | $CFGFWCHECK,HAE1206 | |
| Description | Configure the random number for the firmware check. | |
| Input/Output | Input | |
| Parameter Definition | ||
| Parameter | Format | Description |
| CRCIN | UINT | Random number typed in by user; a hexadecimal input beginning with H, with a length of 0 to 32 bytes, that is 64 hexadecimal characters at most. |
Output Integrity Check Value
| Syntax | $CFGFWCHECK,CRCOUT*cs | |
|---|---|---|
| Example | $CFGFWCHECK,H3E9E7680*72 | |
| Description | Output the check code. | |
| Input/Output | Output | |
| Parameter Definition | ||
| Parameter | Format | Description |
| CRCOUT | UINT | The result after the CRC check |
| cs | U8 | Checksum; two hexadecimal characters obtained by calculating an XOR of all characters between but not including ‘$' to ‘*' in this message |