Sam Grove
CANfestival - an open source CANopen framework
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objacces.c File Reference
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Functions | |
| UNS8 | accessDictionaryError (UNS16 index, UNS8 subIndex, UNS32 sizeDataDict, UNS32 sizeDataGiven, UNS32 code) |
| Print MSG_WAR (s) if error to the access to the object dictionary occurs. | |
| const indextable * | scanIndexOD (CO_Data *d, UNS16 wIndex, UNS32 *errorCode, ODCallback_t **Callback) |
| Scan the index of object dictionary. | |
Detailed Description
- Date:
- Tue Jun 5 08:55:23 2007
Definition in file objacces.c.
Function Documentation
| UNS8 accessDictionaryError | ( | UNS16 | index, |
| UNS8 | subIndex, | ||
| UNS32 | sizeDataDict, | ||
| UNS32 | sizeDataGiven, | ||
| UNS32 | code | ||
| ) |
Print MSG_WAR (s) if error to the access to the object dictionary occurs.
You must uncomment the lines in the file objaccess.c :
//define DEBUG_CAN
//define DEBUG_WAR_CONSOLE_ON
//define DEBUG_ERR_CONSOLE_ON
Beware that sometimes, we force the sizeDataDict or sizeDataGiven to 0, when we wants to use this function but we do not have the access to the right value. One example is getSDOerror(). So do not take attention to these variables if they are null.
- Parameters:
-
index subIndex sizeDataDict Size of the data defined in the dictionary sizeDataGiven Size data given by the user. code error code to print. (SDO abort code. See file def.h)
- Returns:
Definition at line 45 of file objacces.c.
| const indextable* scanIndexOD | ( | CO_Data * | d, |
| UNS16 | wIndex, | ||
| UNS32 * | errorCode, | ||
| ODCallback_t ** | Callback | ||
| ) |
Scan the index of object dictionary.
Used only by setODentry and getODentry.
- Parameters:
-
*d Pointer to a CAN object data structure wIndex *errorCode : OD_SUCCESSFUL if index foundor SDO abort code. (See file def.h) **Callback
- Returns:
- NULL if index not found. Else : return the table part of the object dictionary.
Definition at line 265 of file objacces.c.
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