Patent classifications
G05B2219/34287
Simulation device
A simulation device includes a first simulation circuitry to simulate the operation performed by a programmable controller in accordance with a first program, and second simulation circuitry to simulate the operation performed by a motion controller in accordance with a second program. Further, there is a data sharing memory into and from which the first simulation circuitry and the second simulation circuitry are allowed to write and read data.
Control device for operating multiple types of programs in different execution formats
A control device includes at least a first task that has a first priority including processing execution performed by a program execution part and a command calculation part, a second task that has a second priority, lower than the first priority, including processing execution performed by a parsing part, and a third task that has a third priority including execution of a processing content different from the first task and the second task are set in a scheduler. The control device further includes a priority changing part monitoring a processing state of the parsing part, and when the processing state of the parsing part meets a predetermined condition, changing the second priority set to the second task corresponding to the condition.
INTEGRATED CONTROLLER FOR MOTION CONTROL AND MOTOR CONTROL
An integrated controller for motion control and motor control comprises a first processor, a second processor, a cache and a shared memory. The first processor is configured to run an operating system and at least perform motion control. The second processor is configured to at least perform motor control and normally not run the operating system. The cache is coupled to the first processor and the second processor. The shared memory maps onto the cache. The first processor and the second processor are configured to share the shared memory and accordingly perform data transmission via the cache during the periods of motion control and motor control. The first processor, the second processor and the cache are integrated in a same chip.
Integrated controller for motion control and motor control
An integrated controller for motion control and motor control comprises a first processor, a second processor, a cache and a shared memory. The first processor is configured to run an operating system and at least perform motion control. The second processor is configured to at least perform motor control and normally not run the operating system. The cache is coupled to the first processor and the second processor. The shared memory maps onto the cache. The first processor and the second processor are configured to share the shared memory and accordingly perform data transmission via the cache during the periods of motion control and motor control. The first processor, the second processor and the cache are integrated in a same chip.
Method for operating an automation arrangement
A method for operating an automation arrangement, having a manipulator and an input/output module for automated production and also a computer apparatus uses the computer apparatus to execute a PLC computer program for providing a programmable logic controller for the input/output module, which PLC computer program is communitively connected to the input/output module via a module bus for the purpose of actuating said input/output module. The method is characterized in that the computer apparatus is used to execute a cell control computer program for actuating the PLC computer program via a PLC interface of the PLC computer program, in that the cell control computer program provides an NC controller for the manipulator and in that the cell-control computer program is communicatively connected to the manipulator via a network bus for the purpose of actuating said manipulator.
Control device
The present disclosure meets demand to realize control computations according to programs having different execution formats by a single control device. The control device includes a storage unit storing a first program to be scanned as a whole for each execution and a second program that is sequentially executed, an execution processing unit computing a first command value by executing the first program at every predetermined control cycle, an interpreter interpreting at least a part of the second program and generating an intermediate code, a command value computation unit computing a second command value at every control cycle according to the intermediate code generated in advance by the interpreter, and an output unit outputting the first command value computed by the execution processing unit and the second command value computed by the command value computation unit at every control cycle.
Method for controlling motor driving by PLC
The present disclosure provides a method for controlling driving of a motor by a Programmable Logic Controller (PLC). In one embodiment, the method includes: upon an initiation of an N-th position determination control period, stopping a scan program being executed; receiving one or more motor driving commands for one or more axes during a preset position control processing region; calculating one or more axis-based motor movement amounts corresponding to the one or more motor driving commands for the one or more axes during a preset position control calculation region; resuming execution of the scan program; and upon an initiation of a (N+1)-th position determination control period, driving the motor based on the one or more axis-based motor movement amounts calculated during the position control calculation region.
METHOD FOR CONTROLLING MOTOR DRIVING BY PLC
The present disclosure provides a method for controlling driving of a motor by a Programmable Logic Controller (PLC). In one embodiment, the method includes: upon an initiation of an N-th position determination control period, stopping a scan program being executed; receiving one or more motor driving commands for one or more axes during a preset position control processing region; calculating one or more axis-based motor movement amounts corresponding to the one or more motor driving commands for the one or more axes during a preset position control calculation region; resuming execution of the scan program; and upon an initiation of a (N+1)-th position determination control period, driving the motor based on the one or more axis-based motor movement amounts calculated during the position control calculation region.
SIMULATION DEVICE
A simulation device includes a first simulation circuitry to simulate the operation performed by a programmable controller in accordance with a first program, and second simulation circuitry to simulate the operation performed by a motion controller in accordance with a second program. Further, there is a data sharing memory into and from which the first simulation circuitry and the second simulation circuitry are allowed to write and read data.
CPU of PLC, system program for PLC, and recording medium storing system program for PLC
A scheduler program includes a command to start execution of a motion calculation program in each motion control cycle, a command to cause a microprocessor to start execution of a first user program in each first user program execution control cycle, and a command to repeat output processing and input processing, start of execution of the first user program, end of execution of the first user program, and start of execution of the motion calculation program in this sequence for every period corresponding to the period of the first user program execution cycle.