Table of Contents
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Section 1 Overview
NS Series Programming Manual
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♦
Internal memory cannot be read and written from the host.
System Memory
System memory is used to change information between the host and the PT, such as controlling the
PT and notifying the host of PT status.
The system memory is divided into two sections.
Memory
$SB
$SW
The functions for each $SB and $SW address are outlined on the following tables.
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System memory can be allocated as host addresses or as internal memory.
Refer to the System Settings and Project Properties in the CX-Designer Online Help for details
on setting methods.
♦
The NS-series PT will automatically update the system memory wherever it is allocated. The
update timing will be different depending on whether $SB or $SW is used directly or whether an
address in the allocated memory is used.
$SB
Address
0
Operation Signal (Pulse)
Repeatedly turns ON and OFF during PT operation.
1
Operation Signal (Always ON)
Always ON during operation.
2
Screen Switch Strobe ON: Switches screen, OFF: System turns OFF
automatically after screen switched.
3
System Menu Change Prohibit
(ON: Prohibited, OFF: Enabled)
4
Battery Low
5
Numeral and Character Input Detection
ON: Inputting, OFF: Not inputting
6
Backlight Brightness Adjustment (High)
(Adjusted when ON.)
7
Backlight Brightness Adjustment (Middle)
(Adjusted when ON.)
8
Backlight Brightness Adjustment (Low)
(Adjusted when ON.)
9
Backlight Control (Screen Saver Start/Cancel)
10
Backlight Flash Control
ON: Flash, OFF: Lit
11
Backlight Status
ON: Not lit, OFF: Lit
12
Continuous Buzzer
(ON: Buzzer ON, OFF: Buzzer OFF)
System Bit Memory
The system bit memory contains 64 bits with predefined functions.
System Word Memory
The system word memory contains 41 words with predefined functions.
Operation
1-23
1-3 Communicating with the Host
Contents
NS status notification
NS status control
NS status notification
NS status notification
NS status control
NS status control
NS status control
NS status notification
NS status control
Classification
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Troubleshooting
