Using the ”SEND” and ”Receive” Function Blocks
CP 523
8.1.6
Flags in "SEND" FB 200
Explanation of the flags used by "SEND" FB:
Flags
Symbol
Meaning
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
F
255.0
H-FLAG-1
Auxiliary flag for buffering the
RLO at jump
F
254.0
H-FLAG-2
Auxiliary flag for STAT bit "SEND executing"
F
237.0
H-FLAG-3
Auxiliary flag for detecting end-of-text
characters
FY
254
H-BYTE-1
Auxiliary flag byte for buffering STAT
FW
240
B-AN-S
"Number of send frames" register
FW
242
BADR-REG
Module address register (DO FW register for CP
access)
FW
244
QANF-REG
QANF register (auxiliary register data word block
pointer for Q-DW-IND)
FW
246
Q-DW-IND
Q data word index register (DO FW register for
fetching data words from the Q-DB)
FW
248
B-REST-R
Frame remainder register (number of data words
in the last message block)
FW
250
BYTE1IND
Byte 1 index register (CP byte address register for
data
transfer
between CPU
and
CP,
DO
FW
register)
FW
252
BYTE2IND
Byte 2 index register (CP byte address register for
data transfer between CPU and CP, DO FW
register)
FW
254
HILFSREG
Auxiliary flag word for calculating Q-DB lengths
FW
238
HILFREG
Auxiliary flag word for buffering the data words
to be transferred
FY
238.0
H-BYTE-2
Auxiliary flag byte for buffering CBS
8-10
EWA 4NEB 811 6044-02a