Datasheet

Section 16 I
2
C Bus Interface [H8S/2138 Group Option]
Rev. 4.00 Jun 06, 2006 page 476 of 1004
REJ09B0301-0400
Bit 7—Error Stop Condition Detection Flag (ESTP): Indicates that a stop condition has been
detected during frame transfer in I
2
C bus format slave mode.
Bit 7
ESTP Description
0 No error stop condition (Initial value)
[Clearing conditions]
1. When 0 is written in ESTP after reading ESTP = 1
2. When the IRIC flag is cleared to 0
1
• In I
2
C bus format slave mode
Error stop condition detected
[Setting condition]
When a stop condition is detected during frame transfer
• In other modes
No meaning
Bit 6—Normal Stop Condition Detection Flag (STOP): Indicates that a stop condition has been
detected after completion of frame transfer in I
2
C bus format slave mode.
Bit 6
STOP Description
0 No normal stop condition (Initial value)
[Clearing conditions]
1. When 0 is written in STOP after reading STOP = 1
2. When the IRIC flag is cleared to 0
1
• In I
2
C bus format slave mode
Normal stop condition detected
[Setting condition]
When a stop condition is detected after completion of frame transfer
• In other modes
No meaning