Programming Architecture And Programming Of Psoc Microcontrollers Pdf


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Chapter 1_ Introduction to PSoC _ Architecture and Programming of PSoC, Free - Download as Download as PDF, TXT or read online from Scribd Depending on the microcontroller family, PSoC chips have digital blocks, and PSoC architecture and Its Layers (Cypress Semiconductors, ). .. 12 . As a demonstration of embedded system development and programming we . in case of this thesis such as the screen, microcontroller, sensors and a .. . Zeidman, B. ( July ). Introduction to Programmable Systems on a Chip. Understand the high-level architecture of PSoC 3/5 functions, memory and a microcontroller on a single chip. PSoC 3. PSoC 5 4 KB to 32 KB for program.

Architecture And Programming Of Psoc Microcontrollers Pdf

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PSoC microcontrollers course are compared based on their performance in the follow-on assembly language (or embedded C) programming using the system . . Figure 1: Overview of the Cypress PSoC CY8C27x43 family architecture. P. Embedded Systems/Cypress PSoC Microcontroller. . such as low-level computing, assembly language, computer architecture, etc. . ANSI C programming language: Many microprocessors and microcontrollers can be . [1 ] "Microcontrollers made easy" ( pdf) ST AN This application note describes the PSoC 1 architecture and . functions, memory, and an M8C microcontroller on a single chip. . IDE User Guide: Choose Help > Documentation > Designer Specific Documents > IDE User Guide .pdf. .. In addition, this software lets you program a PSoC device and debug.

Alternately, you can also select the target device radio button instead of the target hardware and select the appropriate device and click Next. Select the option Empty Schematic from the next window and click Next. Figure Select Empty Schematic www. Choose an appropriate location for your new project, and click Finish. Creating a new project generates a project folder with a baseline set of files shown in the Workspace Explorer see Figure To open the project schematic file, double-click TopDesign.

Opening TopDesign Schematic www.


Location of the PWM Component 7. Set the Prescaler to 8x, to divide the input clock frequency by 8. Configuring the PWM Component www. A PWM Component requires an input clock for its operation.

Drag and drop a Clock Component onto the schematic, and configure the Frequency to Hz by double-clicking on the Component, as shown in Figure 14 and Figure Location of the Clock Component Figure Configuring the Clock Component www. Drag and drop a Digital Output Pin Component. Renaming a Pin Component In the schematic window, select the wire tool as shown in Figure 18, or press W. Selecting the Wire Tool www. Wire the Components together, as shown in Figure Wiring the Schematic Most Components are disabled at device reset the major exception being the Clock Component, which is automatically started as a default , and you must add code to the project to enable them.

Open main. Code 1.

Documents Similar To Chapter 1_ Introduction to PSoC _ Architecture and Programming of PSoC, Free

Generated Source Files www. Refer to Table 3 if you are using a different PSoC 4 kit. Pin Selection Table 3. You cannot use any other pins for PWM outputs. Refer to the device datasheet for more details. Finally, rebuild the project as Step 12 explains. Selecting Debug Target 2.

Click OK to close the dialog box. Connecting to a Device 3. Programming the Device 4. You can view the programming status on the status bar lower-left corner of the window , as shown in Figure Programming Status 5.

After the device is programmed, verify the operation of the project by viewing the toggling of the LEDs. Navigate to the TopDesign schematic by double-clicking the TopDesign. Double- click the Bootloadable Component and click the Dependencies tab to select the. This is done to point the bootloadable project to the bootloader running in the kit.

Click Apply and then OK. See AN for additional details on bootloading. When connecting the kit to the port, depress the SW1 button as it is plugged in.

You will notice that the blue LED begins to blink rapidly; this indicates that the PSoC 4 is in 'Bootloader Mode' and is ready to be loaded with the latest firmware. This must be done each time you bootload the PSoC 4. Bootloader Host Tool 3. This lists all COM devices connected to the computer.

The values for the UART are: baud rate, 8 data bits, 1 stop bit, and no parity 5. Opening the Generated File 6. Click the Program button to flash the part with your new application code. The status window provides output message and a status bar indicates the programming progress.

When bootloading is complete, your application executes with the latest version of the application code. Program the Device With Application Code www. The following figure shows a cumulative representation of different blocks available in devices of the PSoC 4 family. Examples corresponding to each block are categorized in the following section. The Navy refused to allow publication of the design until Ray Holt's autobiographical story of this design and development is presented in the book: The Accidental Engineer.

From its inception, it was shrouded in secrecy until when at Holt's request, the US Navy allowed the documents into the public domain. Since then people[ who? Holt has stated that no one has compared this microprocessor with those that came later.

Its design indicates a major advance over Intel, and two year earlier. It actually worked and was flying in the F when the Intel was announced. It indicates that today's industry theme of converging DSP - microcontroller architectures was started in The layout for the four layers of the PMOS process was hand drawn at x scale on mylar film, a significant task at the time given the complexity of the chip.

Pico was a spinout by five GI design engineers whose vision was to create single chip calculator ICs. They had significant previous design experience on multiple calculator chipsets with both GI and Marconi-Elliott.

Calculators were becoming the largest single market for semiconductors so Pico and GI went on to have significant success in this burgeoning market. Busicom's original design called for a programmable chip set consisting of seven different chips.

Three of the chips were to make a special-purpose CPU with its program stored in ROM and its data stored in shift register read-write memory. Ted Hoff , the Intel engineer assigned to evaluate the project, believed the Busicom design could be simplified by using dynamic RAM storage for data, rather than shift register memory, and a more traditional general-purpose CPU architecture.

Although not a chip designer, he felt the CPU could be integrated into a single chip, but as he lacked the technical know-how the idea remained just a wish for the time being. First microprocessor by Intel, the Silicon and germanium alloy for microprocessors While the architecture and specifications of the MCS-4 came from the interaction of Hoff with Stanley Mazor , a software engineer reporting to him, and with Busicom engineer Masatoshi Shima , during , Mazor and Hoff moved on to other projects.

In April , Intel hired Italian engineer Federico Faggin as project leader, a move that ultimately made the single-chip CPU final design a reality Shima meanwhile designed the Busicom calculator firmware and assisted Faggin during the first six months of the implementation. Since SGT was his very own invention, Faggin also used it to create his new methodology for random logic design that made it possible to implement a single-chip CPU with the proper speed, power dissipation and cost.

Production units of the were first delivered to Busicom in March and shipped to other customers in late Like the , it was rejected by customer Datapoint. Since it was built to the same specification, its instruction set was very similar to the Intel Please help improve this article by adding citations to reliable sources.

Unsourced material may be challenged and removed. Flag register F contains bits which describe result ofa previously executed instruction It also has a role during selection of a RAM memory page in case when PSoC microcontroller has more than bytes of RAM. With each new instruction value of program counter is being set to point on the next instruction in program memory.

MAC unit is used for operations of hardware signed multiplication of8-bit numbers. Accumulator operations. Each ofprograrrnmble components has certain demands regarding speed. It is used as a reference clock fur most of other signals.. Frequency 24Vl. PSoC microcontrollers have a system for generation of different frequency signals.. Most of micro controllers operate only periodically. Because of these problems general rule should be applied.

External frequency ranges from 1 to 24MHz. Saving is achieved because of all the frequencies.

Similar situation is in the case ofCLK32K. Major power saving can be achieved by bringing microcontroller to sleep mode while microcontroller does no important role.

Main disadvantage in rising the frequency is it's unwanted effect on microcontroller power consumption. Sleep timer represents a special counter whose main role is to generate periodic interrupts which enable waking microcontroller from power saving mode. Fault tolerance of2.

Chapter 1_ Introduction to PSoC _ Architecture and Programming of PSoC, Free

On the other hand. In the both cases microcontroller starts with internal frequency generators. Also GPIO pin or analog colunm. Because of possibility for various irregularities to occurs during the work of micro controller there is a need to reset it in those cases. Sleep timer frequency interrupt ranges from I to Hz After waking microcontroller does all needed operations after which it's being switched back to sleep mode and waits for another sleep timer interrupt.

There is a appropriate type of interrupt needed to wake the micro controller from sleep mode. Begin state means all internal registers are initialized and program continues its execution from beginning. Other disadvantage ofhigher frequency is more intensive generation of electromagnetic interference. Doubling the frequency. In the case of such voltage drop detection. Ahhough port munber differs from the type of the microcontroller.

Eight pin group which could be accessed sinruhaneously are parts of one port.. In normal mode after certain time WDT is being restarted once again and subprogram cycle continues.. Using WDR.

It is very dangerous ifvohage drops beneath certain limit. Simplest reset circuit can be made with pull-down resistor and one switch. P'11[6] P] 8eleG't Drive. Beside that. In case that voltage is dictated by some external device.

Cypress PSoC 4 Microcontrollers

Pin work modes are defined according to the following table depending on contents of appropriate bit from registers DM2. There is eight methods to initialize pins in total. I COlll1!

Pins onPSoC microcontroller allow user to generate interrupt on any pin. This mode is convenient for realization of a line which signals if there has been a mistake to one of the microcontrollers. This way of connection is applied when pin is used as an input.. These resistors are defining the state on input when button is not pushed. Open drain mode is used when it is needed to bring several devices to the same line.

PSoC microcontrollers can have one As it could be seen. Rule of connection is that it is possible to connect only between a line and a pin which have the same index.. I IFl.. PO[4] and PO[5] pms. Outputs from analog blocks can be connected to 4 output buffers..

O 4]I. ADO' l? Inputs of port PO are connected to analog blocks over analog muhiplexers Pins P2[4] and P2[6] can serve as external referent vohage inputs. Global input lines are divided in two groups. PO[3 ].

Chapter 1_ Introduction to PSoC _ Architecture and Programming of PSoC, Free

It is done in a way shown on following picture. On the other side.

Input multiplexers of block lines Input multiplexer selects one of global lines and connects it to signal carrying line which leads to progrannnable blocks. Introduction to PSoC i. The process of setting and connecting using PSoC Designer is very simple to understand. VC2 and VC3 could not offer specified frequency. Timer Depending on wanted speed there is a range of several built-in frequencies to choose from: PRS CRC Picture above shows in dotted line direct way to connect output of previous block with the input of the next block.

Timer or PWM. In case that signal needs to be routed across several blocks. In case that signals VC 1.You can download it from the AN landing page as a part of AN This feature is particularly important for development of new devices as it eliminates the need for redesigning the PCB and implementing the level trans1ator..

Hit a particularly tricky question? You can check your reasoning as you tackle a problem using our interactive solutions viewer. A minimal hypothetical microprocessor might include only an arithmetic logic unit ALU , and a control logic section. Interrupt controller makes hardware interrupt detection.

The power system provides assurance that voltage levels are as required for each respective mode and either delay mode entry on power-on reset POR , for example until voltage levels are as required for proper function or generate resets brown-out detect BOD or interrupts low voltage detect LVD.

UDBs can be configured to set-up custom digital interfaces, state machines, and custom logic functions.

I used very little of the overall capability of the PSoC in the area of configurable hardware; for example, I did not use a single OpAmp.