
62
Key Sequences
Locate position in
program, then enter:
Instruction
When an instruction is inserted or deleted, all addresses in Program Memory
following the operation are adjusted automatically so that there are no blank
addresses and no unaddressed instructions.
The following mnemonic code shows the changes that are achieved in a pro-
gram through the key sequences and displays shown below.
Original Program
Address
Instruction
Operands
000
LD
0000
001
AND
0001
002
LD
0201
003
AND NOT
0002
004
OR LD
-
005
AND
0003
006
AND NOT
0004
007
OUT
0101
008
END(01)
-
0005
0000
0003
0004
0001
0001
END(01)
0002
0101
Delete
0004
0000
0003
0005
0001
0001
END(01)
0002
0101
Before Insertion:
Before Deletion:
The following key inputs and displays show the procedure for achieving the
program changes shown above.
Example
Inputting the Program
Section 3-5