Control Codes
Function | Returns Flash Type ID | |
ASCII | [STX]E |
|
Hexadecimal | 02H 45H | |
Decimal | <2> <69> | |
Description Returns the Flash Type ID. IE. SGS 29F400B[CR][LF]
Function | Check and return the operating firmware ID | |
ASCII | [STX]K |
|
Hexadecimal | 02H 4BH | |
Decimal | <2> <75> | |
Description Checks the CRC and if valid returns the operating firmware ID. IE.
If the Firmware is not present or the CRC is incorrect, “None[CR][LF]” will be returned
Function | Checks and starts the operating firmware | |
ASCII | [STX]X |
|
Hexadecimal | 02H58H | |
Decimal | <2> <88> | |
Description Checks the CRC of the operating firmware and starts normal operation if correct. This command does not return any information.
There are numerous other commands involved in performing the actual firmware update, whose details are beyond the scope of this document. To perform a flash update, simply send the file provided to you by Transact unaltered and the firmware will be updated.
To allow easy access to the field loader, the power button may be used to switch between the factory loader and the field loader and from the field loader and normal operation. When this procedure is used with a serial adapter, the Baud rate will default to 19200 and the Protocol will be both XON/XOFF and Ready/Busy.
Note 1: Do not attempt any other commands in field loader mode. You may experience unexpected and undesirable results.
Note 2: If for any reason, the field loader is corrupt, the factory boot loader must be used to replace it.
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