Horner APG QX651 OCS - Manual (Page 66)

CH. 11 MAN0798-04-EN
August 20, 2009 Page 66 of 95 ECN # 979
Table 11.3- %SR Registers
Register Name Description Min Max
%SR164.3 Enable Automatic Restore Operation (Fail Safe) 0 1
%SR164.4 Enable Backup (Fail Safe System) 0 1
%SR164.5 Enable AUTORUN (Fail Safe) 0 1
%SR164.6 Enable AUTOLOAD (Fail Safe) 0 1
%SR164.7 Clear Backup trigger bit 0 1
%SR164.8 Create Backup trigger bit 0 1
%SR164.9 MAKE_CLONE trigger bit 0 1
%SR164.10 LOAD_CLONE trigger bit 0 1
%SR164.11
Make Clone Fail (This bit goes high when Make /
Create clone fails)
%SR164.12
Load Clone Fail (This bit goes high when Load
clone fails)
%SR175 Compact Flash Current Compact Flash interface status 0 6
%SR176-
177
Compact Flash
Indicates free space on the Compact Flash card in
bytes.
0 2
31
%SR178-
179
Compact Flash Indicates the total card capacity in bytes. 0 2 31
%SR181 ALM_UNACK
Unacknowledged Alarm (high bit indicates what
group #)
%SR182 ALM_ACT Active Alarm (high bit indicates what group #)
%SR183 SYS_BEEP System Beep Enable (0=disabled; 1=enabled)
%SR184 USER_BEEP Software configurable (0=OFF; 1=ON)
%SR185 SCR_SAVER Screen Saver Enabled (0=disabled; 1=enabled)
%SR186 SCR_SA_TM Screen Saver Time in minutes (delay)
%SR187 NET_USE Average Net Usage of all units on the CAN network
%SR188 NET_MIN
Minimum Net Usage of all units on the CAN
network
%SR189 NET_MAX
Maximum Net Usage of all units on the CAN
network
%SR190 NT_TX_AVG Average Net Usage of this unit
%SR191 NT_TX_MIN Minimum Net Usage of this unit
%SR192 NT_TX_MAX Maximum Net Usage of this unit
User Registers
User Registers (%T, %M, and %R) are used to store application-specific QX data. This data can be
accessed via User Screens and/or by Ladder Code.
%T Register
A %T Register is a non-retentive 1-bit memory location used to store application-specific state
information.
%M Registers
A %M Register is a retentive 1-bit memory location used to store application-specific state
information.
%R Registers
A %R Register is a retentive 16-bit memory location used to store application-specific values.