h8s-2169 Renesas Electronics Corporation., h8s-2169 Datasheet - Page 584

• Manufacturer Part Number: h8s-2169
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 16 I
Rev. 3.00 Jan 18, 2006 page 556 of 1044
REJ09B0280-0300
Master transmit mode or
slave transmit mode
SDA
SCL
ACKB bit
IRIC flag
Figure 16.25 Note on Interrupt Occurrence in Slave Mode after ACKB = 1 Reception
(1) Acknowledge bit is received
and the ACKB bit is set to 1.
2
C Bus Interface
8
N
9
Stop condition
detection
Stop
condition
Start
condition
Countermeasure:
Clear the ACKE bit to 0 to clear
the ACKB bit.
1
Slave reception mode
(2) Address that does not match is received.
2
3
Address
4
5
6
(3) Unnecessary interrupt occurs
(received address is invalid).
7
8
A
9
Data
1
2