h8s-2158 Renesas Electronics Corporation., h8s-2158 Datasheet - Page 582

• Manufacturer Part Number: h8s-2158
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 17 I
Rev. 3.00 Jan 25, 2006 page 530 of 872
REJ09B0286-0300
Note: * Flags MRREQ, SRREQ, MTREQ, and STREQ may not change depending on the conditions.
SCL
IRIC
SCL
MRREQ*
SRREQ*
SCL
MTREQ*
STREQ*
Figure 17.16 Example of Interrupt Flag Timing of Operation Reservation Adapter
2
C Bus Interface (IIC)
7
7
7
First frame
(a) Interrupt flag timing for request to write operation reservation commands
(b) Interrupt flag timing for request to read receive data in master or slave mode
(c) Interrupt flag timing for request to write transmit data in master or slave mode
8
8
8
Read from or write to ICCMD
9
9
9
Read from ICDRX
Write to ICDRX
Second and subsequent frames
1
1
1
Write to ICDRX
2
2
2
Read from or write to ICCMD
8
8
8
Read from ICDRX
9
9
9