h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 536

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 16 I
Bit 7—DDC Mode Switch Enable (SWE): Selects the function for automatically switching IIC
channel 0 from formatless mode to the I
Bit 7
SWE
0
1
Bit 6—DDC Mode Switch (SW): Selects either formatless mode or the I
channel 0.
Bit 6
SW
0
1
Bit 5—DDC Mode Switch Interrupt Enable Bit (IE): Enables or disables an interrupt request to
the CPU when automatic format switching is executed for IIC channel 0.
Bit 5
IE
0
1
Rev. 4.00 Jun 06, 2006 page 482 of 1004
REJ09B0301-0400
Description
Automatic switching of IIC channel 0 from formatless mode to I
disabled
Automatic switching of IIC channel 0 from formatless mode to I
enabled
Description
IIC channel 0 is used with the I
[Clearing conditions]
1. When 0 is written by software
2. When a falling edge is detected on the SCL pin when SWE = 1
IIC channel 0 is used in formatless mode
[Setting condition]
When 1 is written in SW after reading SW = 0
Description
Interrupt when automatic format switching is executed is disabled
Interrupt when automatic format switching is executed is enabled
2
C Bus Interface [H8S/2138 Group Option]
2
C bus format.
2
C bus format
2
C bus format for IIC
2
2
C bus format is
C bus format is
(Initial value)
(Initial value)
(Initial value)