2 address break control register (abrkcr) – Renesas H8S/2111B User Manual
Page 104

Rev. 1.00, 05/04, page 70 of 544
Table 5.2
Correspondence between Interrupt Source and ICR
Register
Bit Bit
Name
ICRA ICRB
ICRC
7 ICRn7
IRQ0
—
—
6 ICRn6
IRQ1
FRT
SCI_1
5 ICRn5
IRQ2,
IRQ3 —
—
4 ICRn4
IRQ4,
IRQ5 —
IIC_0
3 ICRn3
IRQ6,
IRQ7 TMR_0
IIC_1
2 ICRn2
—
TMR_1
TMR_A,
TMR_B
1 ICRn1
WDT_0
TMR_X,
TMR_Y
LPC
0
ICRn0
WDT_1
Keyboard buffer controller —
[Legend]
n:
A to C
:
Reserved. The write value should always be 0.
5.3.2
Address Break Control Register (ABRKCR)
ABRKCR controls the address breaks. When both the CMF flag and BIE flag are set to 1, an
address break is requested.
Bit Bit
Name
Initial
Value R/W Description
7
CMF
0
R
Condition Match Flag
Address break source flag. Indicates that an address
specified by BARA to BARC is prefetched.
[Setting condition]
When an address specified by BARA to BARC is
prefetched while the BIE flag is set to 1.
[Clearing condition]
When an exception handling is executed for an
address break interrupt.
6
to
1
— All
0
R Reserved
These bits are always read as 0 and cannot be
modified.
0
BIE
0
R/W
Break Interrupt Enable
Enables or disables address break.
0: Disabled
1: Enabled