SH7263 Datasheet, PDF (1069/1862 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7260 Series

Section 20 IEBus^TM Controller (IEB)
20.3.3 IEBus Master Control Register (IEMCR)
IEMCR sets the communication conditions for master communications.
Bit: 7
6
5
4
3
2
1
0
SS
RN
CTL
Initial value: 0
0
0
0
0
0
0
0
R/W: R/W R/W R/W R/W R/W R/W R/W R/W
Bit
7
6 to 4
Initial
Bit Name Value R/W
SS
0
R/W
RN
000
R/W
Description
Broadcast/Normal Communications Select
Selects broadcast or normal communications for
master communications.
0: Broadcast communications for master
communications
1: Normal communications for master communications
Retransmission Counts
Set the number of times retransmission is done when
arbitration is lost in master communications. If
arbitration is lost, the TXEAL flag in IETSR is set and
transmission ends.
000: 0
001: 1
010: 2
011: 3
100: 4
101: 5
110: 6
111: 7
Rev. 2.00 Mar. 14, 2008 Page 1035 of 1824
REJ09B0290-0200