Datasheet

Section 16 I
2
C Bus Interface (IIC) (Optional)
Rev. 3.00 Mar 21, 2006 page 431 of 788
REJ09B0300-0300
16.3.6 I
2
C Bus Status Register (ICSR)
ICSR consists of status flags. Also see tables 16.4 and 16.5.
Bit Bit Name Initial Value R/W Description
7 ESTP 0 R/(W)
*
Error Stop Condition Detection Flag
This bit is valid in I
2
C bus format slave mode.
[Setting condition]
When a stop condition is detected during frame transfer.
[Clearing conditions]
• When 0 is written in ESTP after reading ESTP = 1
• When the IRIC flag in ICCR is cleared to 0
6STOP 0 R/(W)
*
Normal Stop Condition Detection Flag
This bit is valid in I
2
C bus format slave mode.
[Setting condition]
When a stop condition is detected after frame transfer
completion.
[Clearing conditions]
• When 0 is written in STOP after reading STOP = 1
• When the IRIC flag is cleared to 0