參數(shù)資料
型號: HD404358
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-Series microcomputer
中文描述: 4位HMCS400系列微機
文件頁數(shù): 19/100頁
文件大?。?/td> 398K
代理商: HD404358
HD404358 Series
19
Table 3
Interrupt Processing and Activation Conditions
Interrupt Source
INT
0
1
INT
1
1
Timer A
Timer B
Timer C
A/D
Serial
IE
IF0 ·
IM0
IF1 ·
IM1
IFTA ·
IMTA
IFTB ·
IMTB
IFTC ·
IMTC
IFAD ·
IMAD
IFS ·
IMS
Note:
1
1
1
1
1
1
0
0
0
0
0
0
*
1
0
0
0
0
0
*
*
1
0
0
0
0
*
*
*
1
0
0
0
*
*
*
*
1
0
0
*
*
*
*
*
1
0
*
*
*
*
*
*
1
Bits marked
*
can be either 0 or 1. Their values have no effect on operation.
Instruction cycles
1
2
3
4
5
6
Instruction
execution
*
IE reset
Interrupt
acceptance
Execution of JMPL
instruction at vector address
Execution of
instruction at
start address
of interrupt
routine
Vector address
generation
Note:
*
The stack is accessed and the IE reset after the instruction
is executed, even if it is a two-cycle instruction.
Stacking
Figure 9 Interrupt Processing Sequence
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