BECKHOFF ET9300 - Manual (Page 21)

Application Note ET9300 19
Prototype: TSYNCMAN * HW_GetSyncMan(UINT8 channel)
Parameter “channel” SyncManager channel
Return Pointer to the SyncManager channel description. The SyncManager description
structure size is always 8 Byte, the content of “TSYNCMAN” differs depending
on the supported ESC access.
Description Gets the content of the SyncManager register from the stated channel. Reads 8
Bytes starting at 0x800 + 8*channel.
NOTE : This function is only required for SSC 5.10 or older.
Prototype: UINT32 HW_GetTimer(void)
Parameter void
Return Current timer value
Description Reads the current register value of the hardware timer. If no hardware timer is
available the function shall return the counter value of a multimedia timer. The
timer ticks value (increments / ms) is defined in
“ECAT_TIMER_INC_P_MS”.
This function is required if no timer interrupt is supported ( “ECAT_TIMER_INT”
= 0) and to calculate the bus cycle time.
Prototype: void HW_ClearTimer(void)
Parameter void
Return void
Description Clears the hardware timer value.
Prototype: UINT16 HW_EepromReload (void)
Parameter void
Return 0 <> Error during EEPORM reload
0 = EEPROM load correct
Description This function is called if an EEPROM reload request is triggered by the master.
Only required if EEPROM Emulation is supported and the function pointer
“pAPPL_EEPROM_Reload” is not set.