r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 1117

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

Signal level changes of (1) to (6) in figure 26.9 are generated after the falling edge of the clock.
interrupt or polling. At the same time MNR (master NACK received) bit must be checked. If
NACK is returned, an error routine is executed to retransmit the last byte data.
IIC_SDA
IIC_SCL
IIC_SDA
(MASTER output)
IIC_SDA
(SLAVE output)
MASTER IRQ
SLAVE IRQ
IIC_SDA
IIC_SCL
IIC_SDA
(Master output)
(Slave output)
MASTER IRQ
SLAVE IRQ
IIC_SDA
Figure 26.9 Data Transmit Mode Operation Timing
S
9
(2)
bit
bit
1
1
7
7
bit
bit
2
2
6
6
bit
bit
3
3
5
5
bit
bit
4
4
4
4
bit
bit
5
5
3
3
bit
bit
6
6
2
2
Rev. 1.00 Oct. 01, 2007 Page 1051 of 1956
(3)
bit
bit
7
7
1
1
(4)
(6)
bit
bit
8
8
0
Section 26 I
0
(7)
(8)
ACK
ACK
9
9
(5)
2
C Bus Interface (IIC)
(1)
bit7
bit
REJ09B0256-0100
1
(2)
1
7