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ETL9444 データシート(PDF) 21 Page - STMicroelectronics

部品番号 ETL9444
部品情報  4-BIT NMOS MICROCONTROLLERS
PDF  27 Pages
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ETL9444 データシート(HTML) 21 Page - STMicroelectronics

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TEST INSTRUCTIONS
Mnem Operand
Hex
Code
Machine
Language
Code
(binary)
Data Fl ow
Skip
Conditions
Description
SKC
20
| 00 10| 0 000 |
_______________
C = ”1”
Skip if C is true.
SKE
21
| 00 10| 0 001 |
_______________
A = RAM(B)
Skip if A Equals RAM
SKGZ
33
21
| 0 0 11| 0 011 |
_______________
| 0 0 10| 0 001 |
_______________
G 3:0 = 0
Skip if G is zero (all 4 bits).
SKGBZ
33
| 0 0 11| 0 011 |
_______________
1st Byte
Skip if G Bit is zero.
0
1
2
3
01
11
03
13
| 0 0 00| 0 001 |
_______________
| 0 0 01| 0 001 |
_______________
| 0 0 00| 0 011 |
_______________
| 0 0 01| 0 011 |
_______________
2nd Byte
G 0 =0
G 1 =0
G 2 =0
G 3 =0
SKMBZ
0
1
2
3
01
11
03
13
| 0 0 00| 0 001 |
_______________
| 0 0 01| 0 001 |
_______________
| 0 0 00| 0 011 |
_______________
| 0 0 01| 0 011 |
_______________
RAM(B) 0 =0
RAM(B) 1 =0
RAM(B) 2 =0
RAM(B) 3 =0
Skip if RAM bit is zero.
SKT
41
| 0 1 00| 0 001 |
_______________
A
time-base
counter
carry has
occured
since last
test.
Skip on Timer (note 3)
REGISTER REFERENCE INSTRUCTIONS
Mnem Operand
Hex
Code
Machine
Language
Code
(binary)
Data Fl ow
Skip
Conditions
Description
CAB
50
| 01 01| 0 000 |
_______________
A
→ Bd
None
Copy A to Bd
CBA
4E
| 01 00| 1 110 |
_______________
Bd
→ A
None
Copy Bd to A
LBI
r.d
33
| 0 0 |
r | (d-1) |
_______________
(r = 0:3)
(d = 0.9:15)
or
| 0 0 11| 0 011 |
_______________
|1 |
r |
d
|
_______________
(any r, any d)
r.d
→ B
Skip until
not a LBI
Load B Immediate with r.d
(note 6)
LEI
y
33
6–
| 0 0 11| 0 001 |
_______________
| 0 1 10|
y
|
_______________
y
→ EN
None
Load EN Immediate
(note 7)
XABR
12
| 00 01| 0 010 |
_______________
A
→ Br (0 → A
3 )
None
Exchange A with Br
ETL9444/9445–ETL9344/9345
21/27



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