H8S-2258 Datasheet, PDF (600/1071 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2200 Series

Section 14 IEBus™ Controller (IEB) [H8S/2258 Group]
Initial
Bit Bit Name Value R/W Description
2
0
R
Reserved
This bit is always read as 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 timing of setting the RxS flag in IERSR.)
The previous value remains unchanged until the next
slave/broadcast reception is started.
0 GG
0
R
General Broadcast Reception Acknowledgement
Set to 1 when the slave address is acknowledged as H'FFF
in broadcast reception. As well as the receive broadcast bit,
this flag is valid when the slave/broadcast reception is
started. (This flag is changed at the timing of setting the
RxS flag in IERSR.)
The previous value remains unchanged until the next
slave/broadcast reception is started. This flag is cleared to
0 in slave normal reception.
[Setting condition]
When H'FFF is acknowledged in the slave field in
broadcast reception
[Clearing conditions]
• A unit is in slave reception
• When H'FFF is not acknowledged in slave field in
broadcast reception
Rev. 5.00 Aug 08, 2006 page 514 of 982
REJ09B0054-0500