Renesas H8S/2158 User Manual page 569

Trigger of
Starting
Command Operation
C8 to CB ICCMD write
ICDRX write
Simultaneous
write to ICCMD
and ICDRX
ICDRX write
Simultaneous
write to ICCMD
and ICDRX
ICDRX write
C8 ICDRX write
—
C9 ICDRX write
CA, CB ICDRX write
ICDRX write
C4 ICDRX read
C5 ICDRX read
C6 ICDRX read
C7 ICDRX read
CC ICCMD write
CD ICCMD write
CE ICCMD write
CF ICCMD write
Note: * Data in the buffer is ignored.
Operation Completion
Start condition detected
Address transmission
completed
Start condition issued,
address transmission
completed
Address transmission
completed
Start condition issued,
address transmission
completed
Arbitration lost
Data transmission started
—
Transmission completed
Transmission completed
Transmission completed
→ stop condition issued
(ACK transmitted),
reception completed
(NAK transmitted),
reception completed
Reception completed,
ACK transmitted
Reception completed,
NAK transmitted
Retransmission start
condition issued
ACK transmitted, stop
condition issued
ACK transmitted, stop
condition issued
Stop condition issued
Section 17 I
Automatic Transition
Transition Destination
Conditions Commands
— —
R/W = 1 —
R/W = 1 —
R/W = 0 C4 to C7
R/W = 0 C4 to C7
— A0
— —
NAK received *
—
— —
ACK received —
NAK received A0
— —
— —
— —
— —
— —
— A0
— A0
— A0
Rev. 3.00 Jan 25, 2006 page 515 of 872
2
C Bus Interface (IIC)
Interrupt
Flags
MTREQ
MTREQ
MTREQ
MRREQ
MRREQ
CREQ
MTREQ
CREQ
MTREQ
MTREQ
CREQ
MRREQ
MRREQ
MRREQ
MRREQ
CREQ
CREQ
CREQ
CREQ
REJ09B0286-0300