Renesas R-IN32M3 Series User Manual page 122

R-IN32M3-EC User's Manual
6.17.6 MII Management PDI Access State Register (MII_PDI_ACS_STAT)
MII_PDI_ACS_STAT is used to set the access state of MII management interface.
7
MII_PDI_
0
ACS_STAT
0
ECAT
0
PDI
Bit Position Bit Name
1 FORPDI
0 ACSMII
Remark: Write access to bit 0 from the PDI is only possible when the following two conditions are
satisfied.
• Bit 0 in the MII management ECAT access state register (MII_ECAT_ACS_STAT: 0x0516) and
• bit 1 in the MII management PDI access state register (MII_PDI_ACS_STAT: 0x0517) are 0.
R18UZ0003EJ0501
Jan. 12, 2021
6 5 4
0 0 0
0 0 0
0 0 0
Forced Change of PDI Access State (Change Bit 0 Forcibly)
0: Do not change bit 0
1: Reset bit 0 to 0 (changed to ECAT access)
Access to MII Management Interface
0: ECAT has access to MII management interface
1: PDI has access to MII management interface
6. EtherCAT Slave Controller Function
3 2 1
0 0
0 0 R/W
0 0 R R/(W)
Description
0 Address Initial Value
400E 0517H
R
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