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Firmware Upgrading & Diagnostic Software
5.
Digital Terrestrial Tuner Module (DTTM)
Nucleus Name
DS_DTTM_Reset
Nucleus Number
2200
Description
Resets the DTTM module in diagnostic mode, and the communication to it.
Note
This reset action is also done before the first of the other executed DTTM
nuclei, to set-up communications with the DTT module.
Technical
- Setup of the Basic Engine UART port, which connects to the DTT Module.
- Make RTS pin of the UART inactive
- Toggle the reset-pin of the DTT Module
- Wait for DTTM to become online
- Send the Boot loader start character to the DTT Module
- Check if the DTT Module boot loader accepted the character.
It must return "READY>"
- Put the DTTM into D&S command mode.
- Empty the DTTM output buffer
- Set Reset flag to prevent resetting before every nucleus.
Execution Time
Approx. 5 sec.
User Input
None
Error Number
Description
220000
The DTT Module has been successfully reset.
220001
The DTT Module could not be reset.
220002
DTT Module initialisation failed.
Example
DS:> 2200
220000:
Test OK @
Nucleus Name
DS_DTTM_TransparentCommand
Nucleus Number
2201
Description
Sends any DTTM DSW command to the DTT Module, and returns the
response transparently.
Note
No response will be returned before the required number of parameters (zero or
more) has been supplied.
Technical
- Sends all the parameters of this nucleus, starting with the DTTM command ID,
to the DTT module. The parameter separator is changed into a single space
character.
Execution Time
Varies between 1 and 30 sec., depending on the supplied DTTM command.
User Input
Any command ID with parameters, as described in the IBOZapper User
Manual. [DTTM_UM]
Error Number
Description
220100
Send/receive of DTTM command successful. (Irrespective of
the result of this DTTM command)
220101
Communication with the DTT Module failed.
220102
DTT Module initialisation failed.
Example
DS:> 2201 1503 0x0111 0x0112 0x0111
220100:
>0000:
Test OK @