Technical data

digital 3-50
LZF (runtime errors) 5-43, 5-45
M
Mantissa
See floating point number
MANUAL WARM RESTART
See WARM RESTART
Memory access
general 9-4
via the BR register 9-26
Memory organization 9-4
Mode of operation of a CPU 1-6 - 1-7-6
Multiprocessor communication
application examples 10-51
assignment list 10-35
buffering data 10-15
data amount 10-13
initializing 10-31
modes 10-33
receive data 10-45
send data 10-38
sequence 10-13
Multiprocessor mode
data exchange between CPUs
and CPs 10-7
Multiprocessor operation
communications mechanisms 10-4
I/O assignment 10-9
restart types 6-93
N
Nesting
program processing levels 4-9
Nesting depth 3-9
No operation 3-33
Normalized fixed point numbers 6-120, 6-124
O
O area
See I/Os
Operand areas 1-13
Operand substitution 3-67
Operating modes 4-4, 11-6
Operation code 2-6
OR
See results codes
Organization block (OB)
general 2-17
Organization blocks (OB)
as user interfaces 2-19
Organization blocks (OBs)
control of the start-up procedure 2-21
error OBs 2-21
general 2-13
special functions OBs 2-23
OS (overflow latching)
See results codes
OV (overflow)
See results codes
P
P area
See I/Os
Page area/page memory 9-9, 9-33
busy location 9-34
Pages
accessing pages 9-33
Parallel operation of serial
PG interfaces 11-20 - 11-28
cyclic functions 11-25
long-running functions 11-22, 11-25
short-running functions 11-22, 11-24
Parameter 2-6
Parameters for DX 0 1-9, 7-4, 7-8 - 7-12
PG functions 11-4
PG interface module 11-20
PG screen form
for generating DB1 10-10
PID controller 6-110
Priority 1-7, 4-10
Process image
outputs (PIQ) 1-6, 1-13
inputs (PII) 1-6, 1-13
general 1-13, 3-13
updating 4-27
Process interrupt 4-8, 4-10, 4-28
Process interrupt signals
level-triggered 4-40
Process interrupts
disabling 3-71, 4-42
edge-triggered 4-41
enabling 3-71, 4-42
interrupts 4-40
multiple interrupts 4-40
processing 4-39
Processing operations 3-65
Program
program organization 3-5 - 3-9
14
Index
CPU 928B Programming Guide
C79000-T8576-C898-01 14 - 7