Siemens CPU 948 - Page 462

FB 204: Receiving a data field
FB 204
RECEIVE
(1) TCPU ERWA (2)
RCAP (3)
TNDB (4)
STAA (5)
ENDA (6)
Parameter
name
Significance Parameter
type
Data
type
Parameter
field
TCPU
ERWA
RCAP
TNDB
STAA
ENDA
Transmitting CPU
Error/warning
Receiving capacity
Type (H byte) and number (L byte) of the
destination data block
Address of the first received data word
(start address)
Address of the last received data word
(end address)
I
Q
Q
Q
Q
Q
BY
BY
BY
W
W
W
FY 246
FY 248
FY 249
FW 250
FW 252
FW 254
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Applications
CPU 948 Programming Guide
10 - 58 C79000-G8576-C848-04