The following table describes the types of memory space that can exist or
always exist in the internal memory.
|
Type
|
Address Format |
Description |
|
Regular user memory |
Word: $Un
Bit: $Un.b; b: 0~f |
The size of this memory space (n) is settable. |
|
Battery backed user memory |
Word: $Nn
Bit: $Nn.b; b: 0~f |
This memory space is available when the target panel is equipped with battery backed RAM. The size of this memory space
(n)
is settable. |
|
System memory |
Word: $Sn
Bit: $Sn.b; b: 0~f |
This memory space keeps the system’s required data and
information. See
Section 3.3.3 for details. |
|
Index registers |
Word: $In n: 0~63 |
The index registers are provided to support indirect
addressing. To know how to specify indirect address by
using index registers, please see
Section 3.3.2
for details. |
|
32-bit index register |
Word: $Jn n: 0~15 |
The 32-bit index registers are provided to support indirect
addressing. To know how to specify indirect address by
using index registers, please see
Section 3.3.2
for details. |
|
Command block |
Word: $CBn
Bit: $CBn.b; b: 0~f |
This memory space is allocated for storing the data read
from the specified command block. |
Source.Section 3.3.1 of the PM Designer Software User Manual, Edition 2.0, © Cermate Technologies Inc. (www.cermate.com, service@cermate.com). Reproduced online, with the manual's own figures, by TSL Automation Solutions, authorised Cermate distributor, for users of Cermate HMI panels. PM Designer and PanelMaster are trademarks of Cermate Technologies Inc.
Text and figures are the manufacturer's and may describe features your panel or software version does not have. For a plain-language introduction read the PM Designer guide; for help with a specific panel contact TSL Automation.