Chapter 12
Instruction list
Manual VIPA CPU 21x
Command
Operand
Parameter
Status word
Function
Length
in
BR
CC1 CC0 OV OS OR STA RLO /FC
words
: Instruction depends on
: Instruction influences
12-20
HB103E - Rev. 05/45
Instructions directly
affecting the RLO
Status word
The following instructions have a directly effect
on the RLO.
CLR
BR
CC1 CC0 OV OS OR STA RLO /FC
Set RLO to "0".
1
-
-
-
-
-
-
-
-
-
- - - - -
0 0 0 0
SET
BR
CC1 CC0 OV OS OR STA RLO /FC
Set RLO to "1".
1
-
-
-
-
-
-
-
-
-
- - - - -
0 1 1 0
NOT
BR
CC1 CC0 OV OS OR STA RLO /FC
Negate RLO.
1
- - - - - Y - Y
-
- - - - -
-
1 Y
-
SAVE
BR
CC1 CC0 OV OS OR STA RLO /FC
Save RLO into BR-Bit.
1
- - - - -
-
- Y
-
Y -
-
-
-
-
-
-
-
Jump instructions
Jump instructions
Status word
Jump, depending on conditions.
8-Bit operands have a jump width of
(-128...+127), 16-Bit operands of (-32768...-
129) or (+128...+32767)
JU LABEL
BR
CC1 CC0 OV OS OR STA RLO /FC
Jump unconditionally.
1/2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
JC LABEL
BR
CC1 CC0 OV OS OR STA RLO /FC
Jump if RLO="1".
1/2
JCN LABEL
- - - - -
-
- Y
-
Jump if RLO="0".
2
- - - - -
0 1 1 0
JCB LABEL
BR
CC1 CC0 OV OS OR STA RLO /FC
Jump if RLO="1".
2
- - - - -
-
- Y
-
Save the RLO in the BR-Bit
JNB LABEL
Y - - - -
0 1 1 0 Jump if RLO="0".
2
Save the RLO in the BR-Bit
JBI LABEL
BR
CC1 CC0 OV OS OR STA RLO /FC
Jump if BR="1".
2
JNBI LABEL
Y -
-
-
-
-
-
-
-
Jump if BR="0".
2
- - - - -
0 1
-
0
JO LABEL
BR
CC1 CC0 OV OS OR STA RLO /FC
Jump on stored overflow (OV="1").
1/2
-
-
- Y -
-
-
-
-
-
-
-
-
-
-
-
-
-
JOS LABEL
BR
CC1 CC0 OV OS OR STA RLO /FC
Jump on stored overflow (OS="1").
2
- - - - Y
-
-
-
-
- - - - 0
-
-
-
-
Содержание CPU 21 Series
Страница 1: ...Manual VIPA CPU 21x Order No VIPA HB103E Rev 05 45 ...
Страница 2: ...Lerrzeichen ...
Страница 6: ...About this Manual Manual VIPA CPU 21x Subject to change to cater for technical progress ...
Страница 10: ...Contents Manual VIPA CPU 21x iv HB103E Rev 05 45 ...
Страница 30: ...Chapter 1 Principles Manual VIPA CPU 21x 1 18 HB103E Rev 05 45 ...
Страница 58: ...Chapter 2 Hardware description Manual VIPA CPU 21x 2 28 HB103E Rev 05 45 ...
Страница 80: ...Chapter 3 Deployment CPU 21x Manual VIPA CPU 21x 3 22 HB103E Rev 05 45 ...
Страница 178: ...Chapter 5 Deployment CPU 21x 2BT02 with H1 TCP IP Manual VIPA CPU 21x 5 48 HB103E Rev 05 45 ...