HD404669 Datasheet, PDF (24/142 Pages) Hitachi Semiconductor – Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit

HD404669 Series
$000, 0
IE
INT₀ interrupt
INT₁ interrupt
Timer A interrupt
$000, 2
IF0
$000, 3
IM0
$001, 0
IF1
$001, 1
IM1
$001, 2
IFTA
$001, 3
IMTA
Timer C interrupt
Timer D interrupt
Serial 1 interrupt
$002, 2
IFTC
$002, 3
IMTC
$003, 0
IFTD
$003, 1
IMTD
$003, 2
IFS1
$003, 3
IMS1
Interrupt
request
Priority controller
Vector address
$022, 0
IF2
$022, 1
IM2
$022, 2
IF3
$022, 3
IM3
$023, 0
IF4
$023, 1
IM4
INT₂ interrupt
INT₃ interrupt
INT₄ interrupt
Figure 9 Interrupt Control Circuit
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