Dc_Speed_Count_Diff; Dc_Sys_Time_Diff_Fil_Depth - Renesas R-IN32M3 Series User Manual

R-IN32M3-EC User's Manual
6.20.2.7 Speed Counter Difference Register (DC_SPEED_COUNT_DIFF)
DC_SPEED_COUNT_DIFF indicates the deviation between the local clock period and the clock period of reference
clock.
15 14
DC_SPEED_
COUNT_DIFF
ECAT
R R
PDI
R R
Bit Position Bit Name
15 to 0 SPDCNTDIFF
6.20.2.8 System Time Difference Filter Depth Register

(DC_SYS_TIME_DIFF_FIL_DEPTH)

DC_SYS_TIME_DIFF_FIL_DEPTH is used to set the filter depth for averaging the received system time deviation.
7
DC_SYS_
0
TIME_DIFF_
FIL_DEPTH
0
ECAT
0
PDI
Bit Position Bit Name
3-0 SYSTIMDEP
R18UZ0003EJ0501
Jan. 12, 2021
13 12 11 10 9
SPDCNTDIFF
R R R R R
R R R R R
These bits indicate the deviation between the local clock period and the clock period of
reference clock. It is represented as two's complement.
Range: ±(Value of the speed counter start – 0x7F)
6 5 4
0 0 0
0 0 0
0 0 0
These bits set the filter depth for averaging the received system time deviation.
A write access resets the system time difference register (DC_SYS_TIME_DIFF: 0x092C).
6. EtherCAT Slave Controller Function
8 7 6 5 4 3
R R R R R R
R R R R R R
Description
3 2 1
SYSTIMDEP
R/W R/W R/W
R R R
Description
Address
2 1 0
400E 0932H
R R R
R R R
0 Address
400E 0934H
R/W
R
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Initial
Value
0000H
Initial Value
04H