Instruction manual

1070 072 163-101 (97.11) GB
DM255 / 254 / 120 Data Modules 6-7
OpCode
Beginning with data word D16, the OpCode of the criteria of the faulty
branch are stored. One data word is available for each line of instructions.
The significance of a data word is indicated in the table below.
Command Codes and Link Statuses
Bit
15 14 13 12 11 10 9 8 765432 1 0
Z Commd Code Operand +
Byte addr.
Bit 0 thru 7 Instruction
z 0 0 0 A
z 0 0 1 AN
z 0 1 0 O
z 0 1 1 ON
z 1 0 0 S
z 1 0 1 R
z 1 1 0 =
1 1 1 0 0 0 (
1 1 1 0 0 1 O(
z 1 1 1 0 1 0 )
z 1 1 1 0 1 1 )N
1 1 1 1 X X Reserved
Status of operand or of link: Satisfied = 1, Not satisfied = 0
Fig. 6-4 OpCode Definiton for Operator
Operand Identifier and Byte Address Ranges
Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Hex.
CL200
Z Instruct. Operand +
Byte address
Bit 0-7
Screen Operand
from 0 0 0 0 0 0 0 0 0 0000 C: Counter status
to 0 1 1 1 0038 8 bytes
from 0 0 0 0 1 0 0 0 0 0080 T: Timer status
to 1 1 1 1 00F8 16 bytes
from 0 1 0 0 0 0 0 0 0 0400 I: Inputs
to 0 1 0 1 1 1 04B8 Bytes 0 thru 23
from 0 1 1 0 0 0 0 0 0 0600 O: Outputs
to 0 0 1 1 1 1 0678 Bytes 0 thru 15
from 1 0 0 0 0 0 0 0 0 0800 M: Markers
to 1 0 1 1 1 1 1 1 0EB8 Bytes 0 thru 191
The same representation is valid for C+T
E.g.: C 127 is shown as C 15.7
4
.
Subsequent to masking bits 0-2 and
12-15
Fig. 6-5 CL200 — OpCode Definition for Operand Identifiers and Byte Addresses
4
Applies to version number < 1.2