Set_Start_List_Pos - Scanlab RTC6 PCIe Board Installation And Operation Manual

Ctrl Command set_start_list_pos
Function Opens the
the specified relative position in the specified list ("List 1" or "List 2").
set_start_list_pos( ListNo, Pos )
Call
ListNo
Parameters
Pos
Comments • The next list command is stored at the specified address and all further list commands
at the subsequent addresses in the selected list.
• The specified list is unconditionally opened for loading. There is no checking of
whether the list is currently being processed, see also
page 105
• The input pointer cannot be set to the protected
protected area is to be written to (at the full risk of users) with set_start_list_pos, then
this area can be temporarily allocated to "List 2" by config_list( Mem1, –1 ) .
After writing, configuration of the area's protection should be restored:
config_list( Mem1,
• For uneven ListNo values, "List 1" is opened, otherwise "List 2". This facilitates
continuous automatic list changing though incrementing counts.
• If "List 2" has not been assigned memory
opened.
• If Pos is specified as being larger than the memory area of the respective list (Pos >
or Pos > Mem2), then Pos is set to 0.
• The status values of the selected list (see also read_status) are set as follows:
LOAD list status
of the other corresponding list is reset.
• set_start_list_pos triggers a flush of the buffered list input, see
"Loading Lists", page
• set_start_list_pos also covers the specialized variants set_start_list_1,
set_start_list_2,
• Caution! If the end of the respective
input pointer is automatically reset to the start of the same
Make sure not to overwrite any commands still needed by your user program.
RTC4RTC6 New command.
RTC5RTC6 Unchanged functionality.
Version info Available as of DLL 600, OUT 600, RBF 600.
References execute_list_pos,
RTC6 boards
Doc. Rev. 1.0.21 en-US
10 RTC6 Commands
RTC6 List Memory for writing of list commands and sets the input pointer to
Number of the list for which the input pointer should be set.
As an unsigned 32-bit value.
Allowed values: [uneven: "List 1", even: "List 2"].
Position of the input pointer (offset relative to the start of the respective list).
As an unsigned 32-bit value.
Allowed value range: [0...(2
and load_list.
Mem2 ).
set, READY list status
105.
set_start_list and set_input_pointer.
read_status
23
–1)].
Chapter 6.4.1 "Loading Lists",
RTC6 List Memory
(Mem2 = 0, see config_list) then "List 1" is
reset, USED list status reset. The
RTC6 List Memory area is reached, the list
RTC6 List Memory
area "List 3". If the
Mem1
LOAD list status
Chapter 6.4.1
area.
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