8.8. Device Area Objects: 0xF000-0xFFFF

8.8.1. Modular Device Profile Object 0xF000

Object Type: RECORD, Manufacturer Specific Identity 0x48

Subindex	Description	Data Type	Access	M/O/C	Available
0	Number of Entries	Unsigned8	R	M	X
1	Index distance between two modules. This value is always read as 1.	Unsigned16	R	M	X
2	Maximum number of EtherCAT SubDevices connected to the EtherCAT bus. Reports the maximum bus SubDevice count configured through EC_T_INIT_MASTER_PARMS.dwMaxBusSlaves.	Unsigned16	R	M	X
3	Available entries in objects 0x8xxx (number of configured SubDevices).	Unsigned32	R	M	X
4	Available entries in objects 0x9xxx (number of connected SubDevices).	Unsigned32	R	M	X

Datatype for application access:

typedef struct _EC_T_OBJF000 {
    EC_T_WORD               wSubIndex0;
    EC_T_WORD               wIndexDistance;
    EC_T_WORD               wMaxModuleCnt;
    EC_T_DWORD              dwGeneralCfg;
    EC_T_DWORD              dwGeneralInfo;
} EC_PACKED(1) EC_T_OBJF000;

8.8.2. Detect Modules Command Object 0xF002

Object Type: RECORD, Manufacturer Specific Identity 0x49

Subindex	Description	Data Type	Access	M/O/C	Available
0	Number of Entries	Unsigned8	R	M	X
1	Scan Command Request When this subindex is written, the EtherCAT MainDevice shall scan the EtherCAT bus and update the objects 0xF04x and 0x9nnn	Octet String (2 byte)	RW	M	X
2	Scan Command Status 1: command is finished, no error 3: command is finished, error 100-199: 0-99% of the command is done 255: command is executing	Unsigned8	R	M	X
3	Scan Command Response Byte 0: Scan Command Status Byte 1: always 0 Byte 2-3: 0: no error, > 0: vendor specific error code Byte 4-5: number of EtherCAT SubDevices found	Octet String (6 byte)	R	M	X

Datatype for application access:

typedef struct _EC_T_OBJF002 {
    EC_T_WORD               wSubIndex0;
    EC_T_BYTE               abyCmdRequest[2];
    EC_T_BYTE               byCmdStatus;
    EC_T_BYTE               abyCmdResponse[6];
} EC_PACKED(1) EC_T_OBJF002;

8.8.3. Configured Address List Object 0xF020-0xF02F

Object Type: RECORD, Manufacturer Specific Identity 0x50

The object range 0xF020-0xF02F contains objects with each at maximum 128 entries for all configured SubDevices.

The last 0xF02n object might be shorter than the first one.

Index / Subindex	Description	Data Type	Access	M/O/C	Available
0xF020 / 0	Number of Entries	Unsigned8	R	M	X
0xF020 / 1	Fixed Station Address of the first EtherCAT SubDevice configured.	Unsigned16	R	M	X
0xF020 / 2	Fixed Station Address of the second EtherCAT SubDevice configured.	Unsigned16	R	M	X
…	…	Unsigned16	R	M	X
0xF020 / 128	Fixed Station Address of the 128th EtherCAT SubDevice configured.	Unsigned16	R	M	X
0xF021 / 0	Number of Entries	Unsigned8	R	M	X
0xF021 / 1	Fixed Station Address of the 129th EtherCAT SubDevice configured.	Unsigned16	R	M	X
…	…

8.8.4. Detected Address List Object 0xF040-0xF04F

Object Type: RECORD, Manufacturer Specific Identity 0x51

The object range 0xF040-0xF04F contains objects with each at maximum 128 entries according to the max. bus SubDevice count (see emInitMaster()).

The last 0xF04n object might be shorter than the first one

Index / Subindex	Description	Data Type	Access	M/O/C	Available
0xF040 / 0	Number of Entries	Unsigned8	R	M	X
0xF040 / 1	Fixed Station Address of the first EtherCAT SubDevice detected.	Unsigned16	R	M	X
0xF040 / 2	Fixed Station Address of the second EtherCAT SubDevice detected.	Unsigned16	R	M	X
…	…	Unsigned16	R	M	X
0xF040 / 128	Fixed Station Address of the 128th EtherCAT SubDevice detected.	Unsigned16	R	M	X
0xF041 / 0	Number of Entries	Unsigned8	R	M	X
0xF041 / 1	Fixed Station Address of the 129th EtherCAT SubDevice detected.	Unsigned16	R	M	X
…	…

8.8.5. Frame Statistics Object 0xF120

Object Type: RECORD, Manufacturer Specific Identity 0x56

Subindex	Description	Data Type	Access	M/O/C	Available
0	Number of Entries	Unsigned8	R	M	X
1	Cyclic Lost Frames Number of cyclic lost frames.	Unsigned32	R	M	X
2	Acyclic Lost Frames Number of acyclic lost frames.	Unsigned32	R	M	X

Datatype for application access:

typedef struct _EC_T_OBJF120 {
    EC_T_WORD               wSubIndex0;
    EC_T_DWORD              dwCyclicLostFrames;
    EC_T_DWORD              dwAcyclicLostFrames;
} EC_PACKED(1) EC_T_OBJF120;

8.8.6. Diag Interface Control Object 0xF200

Subindex	Description	Data Type	Access	M/O/C	Available
0	Number of Entries	Unsigned8	R	M	X
16	Reset Diag Info resets values to 0 of objects 0xAnnn SI 03, 0xAnnn SI 04, 0xAnnn SI05-08, 0xAnnn SI08, 0xAnnn SI09, 0xF120 SI01 and 0xF120 SI01	Boolean	RW	M	X

Datatype for application access:

typedef struct _EC_T_OBJF200 {
    EC_T_WORD               wSubIndex0;
    EC_T_BOOL               bResetDiagInfo;
} EC_PACKED(1) EC_T_OBJF200;