SHARP JW-21CU Control Module Compatible cyclic calculation and interrupt dealing system
| Brand/Manufacturer | SHARP/JAPAN |
| Part Number | JW-21CU |
| Alternate Part Number | JW-21CU |
| Description | Control Module |
| Dimennsions | 15.2cm x 20.4cm x 28.4cm |
| Weight | 2.1kg |
Product Details
Specifications
Program system: Stored program system
Control system: Compatible cyclic calculation and interrupt dealing system
Processing speed: Basic instructions (except timer, counter, MD, application instructions), 0.54 to 0.72 micro second/instruction. Application instructions (including timer counter MD), lots of tens to lots of hundreds micro second/instruction (transfer instruction: 22 micro second/instruction)
Type and numbers of instructions: Basic instructions: 20, application instructions: 113
Program capacity:
RAM 3.5 K words
EPROM 3.5 K words (using the 21MO)
EEPROM 3.5 K words (using the 21ME)
Memory back-up: By built-in lithium battery. When using JW-21ME/21MO, available for battery less operation.
I/O control system: Both block refresh system and refresh system by instruction are applied.
Max. numbers of I/O points/racks: 128 points, max., 4 racks, max.
I/O relay: 512 points (00000 to 00777)
I/O link relay: 512 points (01000 to 01777), allocable to 4 systems, max.
Special I/O relay: 1024 points (02000 to 03777), 128 points/module, 8 modules, max.
Special relay: 32 points (07340 to 07377)
Option module relay: 2560 points (10000 to 14777)
Option module flag: 448 points (15000 to 15677), 64 points/module, 7 modules, max.
I/O link module flag: 64 points (15700 to 15777), 16 points/module, 4 modules, max.
Parameter: For special module: 128 bytes x 8, for option module: 64 bytes x 7
Interrupt program:
Input interrupt: 8 points (LB1360 to LB1367)
Timer interrupt: In increments of 10, 20, 50, 100 ms
SHARP News
Sharp Filed Patent Infringement Damage Lawsuit against OPPO Smartphone Distributor in Taiwan
Sharp Corporation (hereinafter "Sharp") filed a damage lawsuit for patent infringement in the Taiwan Intellectual Property Court against a major smartphone distributor of Guangdong OPPO Mobile Telecommunications Corp., Ltd (hereinafter "OPPO", Head Office: Guangdong, People’s Republic of China) on April 1, 2020. Sharp alleges that OPPO smartphones sold in Taiwan infringe one LTE patent related to communication technologies implemented in smartphones.
Sharp views its intellectual property as a major resource for its business development. Sharp’s wireless communication standard essential patent portfolio now includes more than 6,000 patents across over 50 countries. Sharp will take necessary actions to protect its intellectual property rights.
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