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Section 21 IEBus
TM
Controller
Page 1120 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
SH7262 Group, SH7264 Group
Bit Bit Name
Initial
Value R/W Description
3 LCK 0 R Lock Status Indication
Set to 1 when a unit is locked by a lock request from
the master unit. IELA1 and IELA2 values are valid only
when this flag is set to 1.
0: A unit is unlocked
1: A unit is locked
[Setting condition]
When data for the number of bytes specified by the
message length is not received after the control bits
that make the unit locked are received from the
master unit. (The LCK flag is set to 1 only when the
message length exceeds the maximum number of
transfer bytes in one frame. This flag is not set by
completion of other errors.)
[Clearing condition]
When an unlock condition is satisfied or when an
unlock command is issued.
2 0 R Reserved
This bit is always read as 0. The write value should
always be 0.
1 RSS 0 R Receive Broadcast Bit Status
Indicates the received broadcast bit value. This flag is
valid when the slave/broadcast reception is started.
(This flag is changed at the time of setting the RXS
flag.)
The previous value remains unchanged until the next
slave/broadcast reception is started.
0: Received broadcast bit is 0
1: Received broadcast bit is 1