Siemens SIMATIC CP 440 Manual page 169

Initial state of the receive line, 5-12, 5-19
Initialization, 7-2
Initialization conflict, 2-31
Installation, 3-2, 4-2, 5-2
Installation guidelines, 4-4
Installation sequence, 4-3
Installing the CP 440, 4-3
Instance data block, 6-5, 6-8, 6-11, 6-15
Interface, X27 (RS 422/485), 1-8, B-2
Interface (physical), 3-4
Interface fault LED, 8-3
Interfaces, 1-2
Interrupt OBs, 6-2
INTF, 8-4
ISO 7-layer reference model, 2-7
L
LADDR, 6-23
LEDs, 1-7, 5-23
M
Master, 2-22
Memory requirements, 6-24
Minimum number of CPU cycles, 6-25
Monitoring time for missing end ID, 5-7
Multicomputing operation, 6-2
Multipoint, 2-22
O
OB 122, I/O access error, 4-3
OB 83 (insert/remove interrupt), 4-3
Operating mode transitions, 7-3
Order number, 5-1, D-1
P
Parameterization, 3-2, 5-3, 7-2
direct, 6-19
indirect, 6-19
of data words, 6-20
Parameterization data, 5-4
3964(R) procedure, 5-14
ASCII driver, 5-6
Parameterization interface, 1-4
Parity, 5-9, 5-17
Pin assignment, B-2
Point-to-point, 2-22
Point-to-point connection CP 440 Installation and Parameter Assignment
A5E00057742-02
Point-to-point connection, 2-2
Points to note, when receiving frames, 7-3
Polarity, 3-4
Power input, A-2
Power loss, A-2
Preventing overwriting, 5-11
Priority, 2-25, 5-17
Procedure, 2-6
Procedure errors, 2-32
Program processing, 6-23
Program structure, 6-4
Programming device, 1-4
Programming device cable, 1-4
Protocol, 2-6, 5-15
Protocol parameters, 5-7, 5-16
R
Reaction to CPU Stop, 5-5
Reading the diagnostic buffer, 8-15
Receive buffer, 2-20, 2-36, 5-11, 5-18
Receiving data
3964(R) procedure, 2-28
ASCII driver, 2-13
Receiving with the 3964(R) procedure, 2-34
RECV_440, 6-3
RECV_440 FB
assignment in the data area, 6-11
block call, 6-11
error display, 6-10
parameters, 6-12
time sequence chart, 6-13
Recycling, v
References, E-1
Removal sequence, 4-3
Removing the CP 440, 4-3
RES_RECV, 6-3
RES_RECV FB
assignment in the data area, 6-15
block call, 6-15
deleting the receive buffer, 6-14
error display, 6-14
parameters, 6-16
time sequence chart, 6-17
RS 422, 5-6, 5-12
RS 422/485, 1-8
RS 485, 5-6, 5-12
RS422 operation, 2-11
RS485 operation, 2-11
RUN, 7-2
Run times, 6-24
Index
Index-3