Renesas R5S72621 Manual Do Utilizador
Section 17 I
2
C Bus Interface 3
R01UH0134EJ0400 Rev. 4.00
Page 863 of 2108
Sep 24, 2014
SH7262 Group, SH7264 Group
Bit Bit
Name
Initial
Value
Value
R/W Description
5 RDRF
0 R/W
Receive
Data
Full
[Clearing conditions]
When 0 is written in RDRF after reading RDRF = 1
When ICDRR is read
[Setting condition]
When a receive data is transferred from ICDRS to
When 0 is written in RDRF after reading RDRF = 1
When ICDRR is read
[Setting condition]
When a receive data is transferred from ICDRS to
ICDRR
4
NACKF
0
R/W
No Acknowledge Detection Flag
[Clearing condition]
When 0 is written in NACKF after reading NACKF
When 0 is written in NACKF after reading NACKF
= 1
[Setting condition]
When no acknowledge is detected from the receive
When no acknowledge is detected from the receive
device in transmission while the ACKE bit in ICIER
is 1
is 1
3
STOP
0
R/W
Stop Condition Detection Flag
[Clearing condition]
When 0 is written in STOP after reading STOP = 1
[Setting condition]
When 0 is written in STOP after reading STOP = 1
[Setting condition]
When a stop condition is detected after frame
transfer is completed