Renesas R5S72621 User Manual
Section 21 IEBus
TM
Controller
R01UH0134EJ0400 Rev. 4.00
Page 1143 of 2108
Sep 24, 2014
SH7262 Group, SH7264 Group
21.6
Operation Timing
21.6.1
Master Transmit Operation
Figure 21.13 shows the timing for master transmit operation.
IEFLG
IETSR
CMX
MRQ
SRQ
SRE
TXS
TXF
IECMR
DL
Dn-1
Dn
Dn-1
Dn
HD
MA
SA
CT
DL
D1
D2
[Legend]
Master transmission request
HD: Header
MA: Master address field
SA: Slave address field
CT: Control
MA: Master address field
SA: Slave address field
CT: Control
field
DL: Message length field
Dn: Data
Dn: Data
field
Master
transmission
Slave
reception
Figure 21.13 Master Transmit Operation Timing