Philips MRV640 - Contents

Diagnostic Software
EN 23DVDR615, MRV640 5.
30100 The write-read test succeeded
30101 The IIC bus could not be initialised
30102 There was an NVRAM IO error
30103 The value could not be read back from the NVRAM
Example DS:> 301
030100:
Test OK @
Nucleus Name DS_NVRAM_Clear
Nucleus Number 302
Description Make the EEPROM empty, containing all zeroes.
Technical - Initialise IIC
- Create a memory block filled with zeroes
- Write this block to the NVRAM
Execution Time 16 seconds
User Input None
Error Number Description
30200 The clearing of the NVRAM succeeded
30201 There was an IIC error
30202 Clearing the NVRAM failed
Example DS:> 302
030200:
Test OK @
Nucleus Name DS_NVRAM_Modify
Nucleus Number 303
Description Modifies one or more locations in NVRAM and updates the checksum of the section
modified
Technical - Initialise IIC
- Decode user input
- Modify the NVRAM as indicated
- Validate the NVRAM by calculating the checksum and storing it
Execution Time Less than 1 second
User Input 1. The location that must be modified
i.e. "ALL" "BOOT" "DIAGNOSTICS" "DOWNLOAD" "CONFIG" "RECORDER" or no
string if an offset from the base address of the NVRAM is required
2. The offset and data which to put on the selected location
<offset> <length> <data>
Error Number Description
30300 Modifying the NVRAM contents succeeded
30301 Unable to initialise NVM
30302 Modifying the NVRAM contents failed
30303 length out of range
30304 unable to decode length
30305 offset out of range
30306 unable to decode offset
30307 unknown location specified
30308 no location is specified
30309 number of values incorrect
30310 There was an IIC error
Example DS:> 303 DIAGNOSTICS 5 1 0x5a
030300: Section is modified successfully
Test OK @
Nucleus Name DS_NVRAM_Read
Nucleus Number 304
Description Read out one or more locations in the NVRAM
Technical - Initialise IIC
- Decode user input
- Read from the NVRAM and return this info to the user
Execution Time Less than 1 second