參數(shù)資料
型號(hào): HD404339
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-series microcomputer(4位單片微計(jì)算機(jī))
中文描述: 4位HMCS400系列微電腦(4位單片微計(jì)算機(jī))
文件頁(yè)數(shù): 12/78頁(yè)
文件大?。?/td> 491K
代理商: HD404339
HD404339 Series
12
IE
IM
LSON
IAOF
IF
ICSF
ICEF
RAME
RSP
WDON
ADSF
DTON
Not used
SEM/SEMD
Not executed
Allowed
Allowed
REM/REMD
TM/TMD
Allowed
Allowed
Allowed
Not executed
Allowed
Allowed
Not executed in active mode
Used in subactive mode
Not executed
Allowed
Not executed
Inhibited
Allowed
Not executed
Inhibited
Inhibited
Allowed
Allowed
Inhibited
Note:
W
The REM or REMD instruction must not be executed for ADSF during A/D conversion.
DTON is always reset in active mode. If the TM or TMD instruction is executed for
the inhibited bits or non-existing bits, the value in ST becomes invalid.
Figure 4 Usage Limitations of RAM Bit Manipulation Instructions
Memory registers
$040
$041
$042
$043
$044
$045
$046
$047
$048
$049
$04A
$04B
$04C
$04D
$04E
$04F
MR(15)
$3C0
$3FF
MR(0)
MR(1)
MR(2)
MR(3)
MR(4)
MR(5)
MR(6)
MR(7)
MR(8)
MR(9)
MR(10)
MR(11)
MR(12)
MR(13)
MR(14)
Level 16
Level 15
Level 14
Level 13
Level 12
Level 11
Level 10
Level 9
Level 8
Level 7
Level 6
Level 5
Level 4
Level 3
Level 2
Level 1
PC
PC
PC
PC
PC
PC
PC
PC
PC
PC
PC
PC
ST
PC
CA
PC
10
3
13
9
6
2
12
8
5
1
11
7
4
0
Bit 3
Bit 2
Bit 1
Bit 0
PC –PC :
ST: Status flag
CA: Carry flag
Program counter
Stack area
$3FC
$3FD
$3FE
$3FF
Figure 5 Configuration of Memory Registers and Stack Area, and Stack Position
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