p2125vps20 Renesas Electronics Corporation., p2125vps20 Datasheet - Page 417

• Manufacturer Part Number: p2125vps20
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Note:
Bit
1
Bit Name
IRIC
*
Only 0 can be written, to clear the flag.
Initial
Value
0
R/W
R/(W)* Clocked synchronous serial format mode:
Description
•
•
When the ICDRE or ICDRF flag is set to 1 in any operating
mode:
•
•
[Clearing conditions]
•
•
At the end of data transfer (rise of the 8th
transmit/receive clock)
When a start condition is detected
When a start condition is detected in transmit mode
(when a start condition is detected in transmit mode and
the ICDRE flag is set to 1)
When data is transferred among the ICDR register and
buffer (when data is transferred from ICDRT to ICDRS in
transmit mode and the ICDRE flag is set to 1, or when
data is transferred from ICDRS to ICDRR in receive
mode and the ICDRF flag is set to 1)
When 0 is written in IRIC after reading IRIC = 1
When ICDR is read from or written to by the DTC (This
may not function as a clearing condition depending on
the situation. For details, see the description of the DTC
operation given below.)
Rev. 1.00 Sep. 21, 2006 Page 379 of 658
Section 16 I
2
C Bus Interface (IIC)
REJ09B0310-0100