HD64F2168 Datasheet, PDF (502/874 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer

Initial
Bit Bit Name Value R/W
3
ALIE
0
R/W
2
ALSL
0
R/W
1
FNC1
0
R/W
0
FNC0
0
R/W
Description
Arbitration Lost Interrupt Enable
Enables or disables IRIC flag setting and interrupt request
when arbitration is lost.
0: Disables interrupt request when arbitration is lost.
1: Enables interrupt request when arbitration is lost.
Arbitration Lost Condition Select
Selects the condition under which arbitration is lost.
0: If the SDA pin state disagrees with the data that I²C bus
interface outputs at the rise of SCL and the SCL pin is
driven low by another device.
1: If the SDA pin state disagrees with the data that I²C bus
interface outputs at the rise of SCL and the SDA line is
driven low by another device in idle state or after the
start condition instruction was executed.
Function Bit
These bits cancel some restrictions on usage. For details,
refer to section 15.6, Usage Notes.
00: Restrictions on operation remaining in effect
01: Setting prohibited
10: Setting prohibited
11: Restrictions on operation canceled
Rev. 3.00, 03/04, page 462 of 830