HD64F2638F20J Datasheet, PDF (644/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 15 I²C Bus Interface [Option]
(Only for the H8S/2638, H8S/2639, and H8S/2630)
H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
Slave receive mode Slave transmit mode
SCL
(master output) 8
9
SDA
(slave output)
1
2
3
4
5
6
7
8
9
1
2
SDA
(slave output)
A
SDA
[2]
(slave output) _R/W
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Data 1
Bit 7 Bit 6
Data 2
A
TDRE
IRIC
ICDRT
Interrupt
request
generation
Interrupt
request
generation
Data 1
Data 2
[4]
Interrupt
request
generation
ICDRS
Data 1
Data 2
User processing [3] IRIC [3] ICDR
clearance write
[3] ICDR
write
[5] IRIC
clearance
[5] ICDR
write
Figure 15-18 Example of Slave Transmit Mode Operation Timing
(MLS = 0)
Page 594 of 1458
REJ09B0103-0800 Rev. 8.00
May 28, 2010