Allen-Bradley MicroLogix 1000 User Manual

Using High-Speed Counter Instructions
12–27
Example 2
To
enter the REM Run mode and retain the HSC ACC value while having the HSC
Outputs and Interrupt Subroutine reassert themselves, apply the following:
Rung 2:0
Unlatch the C5:0/HP and C5:0/LP bits during the first scan BEFORE the
HSC instruction is executed for the first time.
| S:1 +HSL–––––––––––––––+ |
|––][––––––––––––––––––––––––––––––––––––––––––+HSC LOAD +– |
| 15 |Counter C5:0| |
| |Source N7:0| |
| |Length 5| |
| +––––––––––––––––––+ |
Rung 2:1
| S:1 C5:0 |
|––][–––––––––––––––––––––––––––––––––––––––––––––––––––––+–(U)––+|––|
| 15 | HP | |
| | C5:0 | |
| +––(U)––+ |
| LP |
Rung 2:2
| +HSC––––––––––––––––––––+ |
|–––––––––––––––––––––––––––––––––––––+HIGH SPEED COUNTER +–(CU)–|
| |Type Encoder (Res,Hld)+–(CD) |
| |Counter C5:0+–(DN) |
| |High Preset 1000| |
| |Accum 0| |
| +–––––––––––––––––––––––+ |
Programming
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Allen-Bradley MicroLogix 1000 Specifications

General

Communication Ports	RS-232
Power Supply	24V DC or 120/240V AC
Programming Software	RSLogix 500
Manufacturer	Allen-Bradley
Category	Controller
Series	MicroLogix
Programming Language	Ladder Logic
Input Voltage	24V DC or 120/240V AC
I/O Points	10 to 32 points
Processor Type	8-bit
Operating Temperature	0…55 °C (32…131 °F)
Processor	8-bit