Renesas R-IN32M3 Series User Manual page 130

R-IN32M3-EC User's Manual
6.19.4 SyncManager Status Register m (SMm.STATUS)
SMm.STATUS indicates the status of SyncManager.
7
SMm.
STATUS
R
ECAT
R
PDI
Bit Position Bit Name
7 WRBUF
6 RDBUF
5, 4 BUFFERED
3 MAILBOX
1 INTRD
0 INTWR
Remark: m = 0 to 7
R18UZ0003EJ0501
Jan. 12, 2021
6 5 4
R R R
R R R
Indicates that the buffer is being written.
Indicates that the buffer is being read.
These bits indicate the state of buffer in buffer mode. (The last written buffer is indicated.)
00: First buffer
01: Second buffer
10: Third buffer
11: No buffer is written
These bits are not used in mailbox mode.
Indicates the state of mailbox in mailbox mode.
0: Mailbox is empty
1: Mailbox is full
This bit is not used in buffer mode.
Indicates the read completion interrupt.
0: First byte of the buffer was written (interrupt is cleared)
1: Buffer reading is completed without any errors.
Indicates the write completion interrupt.
0: First byte of the buffer was read (interrupt is cleared)
1: Buffer writing is completed without any errors.
6. EtherCAT Slave Controller Function
3 2 1
0
R 0 R
R 0 R
Description
0 Address Initial Value
400E 0805H +
0008H*m
R
R
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