Loading Methods - Siemens SINUMERIK 840 Planning Manual

01.91
Address key
Format
DW 46...48 BCD
DW 49...51 BCD
DW 52...54 BCD
DW 55...57 BCD
DW 58...60 BCD
DW 61...63 BCD
DW 64...66 BCD
DW 67...69 BCD
DW 70...72 BCD
DW 73...75 BCD
DW 76...78 BCD
DW 79...81 BCD
DW 82...84 BCD
DW 85...87 BCD
DW 88...90 BCD
DW 91...93 BCD
When initiated by a loading package, an unassigned dynamic buffer is searched for and its
number passed on to the initiating package. The data are now written into this buffer. FB 139
"Data distributor ", which is called by the user, transfers these data to the corresponding data
blocks and/or to the TO area, depending on the command code (see Section 5, Description of
FB 139).

2.2.2.3 Loading methods

The following loading methods refer to all types of input since the dynamic buffers are availa-
ble as an interface.
Loading according to loading list
The dynamic buffer includes all tool data, and thus also the magazine and locator number. The
command code is 0. After all data have been entered, the calling package (e.g. computer link)
sets the "job initiation" control bit in DR 0 of the respective buffer DB. The locator number
specified is interpreted as target and the data entered into the corresponding data word. If the
© Siemens AG 1991 All Rights Reserved
SINUMERIK 840/880 (PJ)
Dynamic buffer
DR
DL
P0
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
6FC5 197-0AA40-1BP1
2 Description of Functions
2.2.2 Loading
Comment
Geometrical
data for TO
memory
2–21