Renesas H8S/2111B - Manual (Page 367)

Rev. 1.00, 05/04, page 333 of 544
SCL
SDA
IRIC
User processing
Clear IRIC
1 8 7
4 1 2 3 8 7
When FS = 1 and FSX = 1 (clocked synchronous serial format)
(a) Data transfer ends with ICDRE = 0 at transmission, or ICDRF = 0 at reception.
SCL
SDA
IRIC
User processing
Clear IRIC Clear IRIC Write to ICDR (transmit)
or read from ICDR (receive)
8 7 2 1 4 3
1 8 7
(b) Data transfer ends with ICDRE =1 at transmission, or ICDRF = 1 at reception.
Figure 13.27 IRIC Setting Timing and SCL Control (3)