It is an integral part of the interrupt designwide resource system see psoc creator help, designwide resources section. Psoc 4 lowpower modes and power reduction techniques. An88619 shows you how to design a hardware system around a psoc 4 device, starting with considerations. The psoc 4000s product family is a member of the psoc 4 platform architecture. This lesson shows how interrupts are configured an. The psoc 4 family of devices also contains psoc 4 ble. An90799 explains the interrupt architecture in psoc 4 and its configuration in psoc. It is a combination of a microcontrolle r with standard communication and timing peripherals, a capaciti ve touchsensing system capsens e. If this bit is set, the psoc will send a falling edge interrupt to the 8051 upon completion of a uart transmit. In addition it is possible to cascade the timers to make large timer, however, this must be done through the apis.
New interrupt occurrence is disabled by setting values of register f to zero gie 0. Right click on the project name and choose device selector. The wic can wake the processor up from the deep sleep mode, allowing power to the main processor to be switched off when the chip is in the deep. It enables concurrent hardware and firmware design of psoc 3, psoc 4, and psoc 5lp based systems. Any one of up to 16 pins can be used as a comparator input and the output of the comparator can be brought out to a pin. See the psoc 4 technical reference manual for more information. Ce210558 psoc 4 gpio interrupt cypress semiconductor. Psoc preliminary datasheet programmable systemonchip psoc. Cypress introduction to psoc 3 and psoc 5 31 architecture overview lab 6. B 4 3 lowpower system design considerations general in many applications, you can gain additional current reductions by the proper usage of psoc 4 peripherals. The miniprog3 device provides an interface for flash programming and debug. Psoc 3 and psoc 5 interrupts an54460 real time distributed. An90799 explains the interrupt architecture in psoc 4 and its configuration in psoc creator. An89610 psoc 4 and psoc 5lp arm cortex code optimization.
Psoc 4000s family datasheet programmable systemonchip psoc cypress semiconductor corporation 198 champion court san jose, ca 9541709 4089432600 document number. An86439 explains how to effectively use psoc 4 gpio pins with various use case examples to demonstrate their features. This will set your digital output to led4 on the psoc development board. This document serves as a guide in developing interruptbased projects. It is trimmed during testing to achieve the specified accuracy.
B 6 7 gpio pin basics the psoc 4 gpio pins offer the following features. If interrupt is allowed and if global interrupt permit is set to 0ne gie 1, interrupt processing begins. G page 2 of 34 more information cypress provides a wealth of data at. Psoc 4 is a scalable and reconfigurable platform architecture for a family of mixedsignal programmable embedded system controllers with an arm cortexm0 cpu, while being aecq100 compliant. For the full version of this message, please download the pdf version. The psoc4 pioneer kit was used as the platform for this demo. Signals that capture events, such as interrupts and strobe signals. Additional trim settings from flash can be used to. Psoc 4 interrupt sources interrupt source details gpios each port consists of eight pins. Refer to the respective psoc 4 technical reference manual. B july 18, 20 cypress semiconductor 198 champion court.
On the right hand side of the screen, make sure that pin 1 is set to port 6 pin 3 or p63. B page 5 of 30 analog blocks lowpower comparators the psoc 4000 has a lowpower comparator, which uses the builtin voltage reference. Code examples are provided to explain the different use cases of interrupts. Apr 09, 2021 an86439 explains how to effectively use psoc 4 gpio pins with various use case examples to demonstrate their features. Psoc creator psoc creator is a free windowsbased integrated design environment ide. E page 5 of 31 analog blocks lowpower comparators the psoc 4000 has a lowpower comparator, which uses the builtin voltage reference. Jan 28, 2021 the interrupt component defines hardware triggered interrupts. This settings will lead to a dedicated port interrupt that can generate interrupts on both edges of the signal. I will explain the timer isr box in the last example project. An90799 explains the interrupt architecture in psoc 4 and its.
Psoc 4100 family datasheet more information cypress provides a wealth of data at. Psoc 4 is a scalable and reconfigurable platform architecture for a family of programmable embedded system controllers with an arm cortex m0 cpu. It combines progra mmable and reconfigurab le analog and digital blocks wit h flexible automatic routing. It is a combination of a microcontroller with standard communication and timing peripherals, a capacitive touchsensing system caps ense with bestinclass performance, and. The psoc 4 family of devices also contains psoc 4 ble, which integrates a bluetooth low energy ble radio. If you are new to psoc 4, you can find an introduction in an79953 getting started with psoc 4. Psoc 4 trm psoc 41004200 family psoc 4 architecture trm technical reference manual document no. Advanced interrupt concepts such as handling reentrant functions are explained in detail. Psoc 4 scb kba222371 community translated ja question. It is a combination of a microcontrolle r with standard communication and timing peripherals, a capaciti ve touchsensing system capsens e with bestinclass performance, and generalpurpose analog. To make the kit work for your device, do the following. The psoc 400 0 product family is the smallest member of the psoc 4 platform architecture. It combines programmable a nd reconfigurable a nalog and digital blocks with flex ible automatic routing.
Ce210557 psoc 4 timer interrupt objective this example demonstrates how to generate a periodic interrupt using a fixedfunction timercounterpwm. Advanced interrupt concepts such as latency, vector selection, interrupt code optimization, and debug techniques are also explained. Psoc 4 offers a bestinclass current consumption of 150 na while retaining sram, programmable logic, and the ability to wake up from an interrupt. Psoc 4 registers technical reference manual supply all device register details summarized in the. Major topics in this application note include gpio basics, configuration options, mixedsignal use, interrupts, and lowpower behavior. Technical reference manual trm is in two documents. However, any psoc device can use the code for this project. We need to find the exact pin that caused the interrupt in the interrupt handler. How to use the internal interrupt of the scb compo. Firmware must identify the pin that caused the interrupt. A page 5 of 37 imo clock source the imo is the primary source of internal clocking in the psoc 4200.
The kit is designed as an easytouse and inexpensive development kit, showcasing the unique flexibility of the psoc 4 architecture. Within the design wide resources tab, select the pins tab below the chip 7. Psoc 4000 family lowpower system design techniques. The interrupt vector table is available in the interrupts chapter of the technical reference manual. There is more, an the application notes for gpio, interrupts, touch, user manuals for these kits, psoc creator, datasheet for the real chips like cy8c4245axi483, datasheets for the architectures like arm. In addition, you must configure clocks, gpio, and interrupts, as well as route.
Types and macros provide consistent definition of interrupt service routines across compilers and. Psoc 4000 product family is the smallest member of the psoc 4 platform architecture. The code example is made for all the psoc 4 devices. It combines programmable and reconfigurable analog. Cypressprovided peripheral component library, userdefined. Psoc family datasheet programmable systemonchip psoc. The freertos reference manual 23 was consulted so as to learn more about it. D may 31, 2017 cypress semiconductor 198 champion court san jose, ca 9541709. E december 23, 2010 cypress semiconductor 198 champion court san jose, ca 9541709. Psoc 3 and psoc 5 interrupt architecture this section gives an overview of the psoc 3 and psoc 5 interrupt. These virtual hardware components include but are not limited to the use of timers. Psoc 4 enables interrupt trigger on the rising edge, falling edge, or both edges of the gpio signal. The document assumes that you are familiar with developing applications using psoc creator for psoc 4. To successfully develop software for the psoc 4 family of devices, you must configure.
It is a combination of a microcontroller with standard communication and timing peripherals, a capacitive t ouchsensing system capsense with bestinclass performance, and. Psoc 3, psoc 5 trm psoc 3, psoc 5 architecture trm technical reference manual document no. It enables concurrent hardware and firmware design of systems based on psoc 3, psoc 4, and psoc 5lp. Cy8ckit042 psoc 4 pioneer kit guide swarthmore college. Psoc 4 combined port interrupt signal will trigger an interrupt whenever there is a trigger in any pin of any port.
It includes a nested vectored interrupt controller nvic block with eight. This series of videos demonstrates how to use cypress psoc 4 family and the associated development kits. Kba86521, how to design with psoc 3, psoc 4, and psoc 5lp. It is a combination of a microcontroller with standard communication and timing peripherals, a capacitive touchsensing system capsense with bestinclass performance, programmable. Psoc has datasheets in pdf for each and every of these internal components. Psoc 4700s family datasheet more information cypress provides a wealth of data at. There are three types of system interrupt waveforms that can be processed by the interrupt controller. Nov 12, 2015 hi, i am looking for help with redefining a psoc 4 interrupt handler that is generated automatically by psoc creator. Psoc, software, hardware, control, timer, counter, interrupt, schematic, c code introduction the programmable system on a chip or psoc is a flexible platform that allows multiple components to be incorporated into a design without the need for external hardware. This code example demonstrates the use of a gpio configured as an input pin to generate interrupts on psoc 4. Psoc 4 lowpower modes, provides information on active mode powersaving methods, and discusses other lowpower considerations. Introduction thank you for your interest in the psoc 4 pioneer kit. Psoc 3 and psoc 5 interrupt architecture this section gives an overview of the psoc 3 and psoc 5 interrupt architecture.
Psoc 4 consumes only 20 na while maintaining wakeup capability in its nonretention power mode. Apr 11, 2017 watchdog w interrupts generates an interrupt on a match event and generates a reset on a 3rd unserviced interrupt. For later continuing of instructions execution, stack holds values of pch, pcl and f registers. Psoc 4000 trm psoc 4000 family psoc 4 architecture technical reference manual trm document no. Psoc 5 interrupts purpose this lab will introduce you to the hardware and software implementation of interrupts on the psoc 5. If this bit is set, the psoc will send a falling edge interrupt to the 8051 upon receiving a byte. Specifically, i would like to redefine the autogenerated interrupt handler for the uart wakeup from deep sleep. The interrupt component defines hardware triggered interrupts.
Each pin can generate an interrupt, but the vector address is common for all pins in a port. Mar 03, 2021 an90799 explains the interrupt architecture in psoc 4 and its configuration in psoc creator. The psoc 4000s product family is a member of the psoc 4 platfo rm architecture. We kindly request you to refer the io subsystems chapter interuppt sections and the interrupts chapter in the device architecture trm for. The api adds the userdefined function to the interrupt routine in front of the systemdefined function the buffer management function.
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