Cyclone iv pll clock driver

Cyclone iv devices are targeted to high volume, costsensitive applications, enabling system designers to meet increasing bandwidth requirements while lowering costs. Altera cyclone ii 90nm fpgas are built from the ground up for the low cost and to provide a customerdefined feature set for high volume, costsensitive applications. The ft2232 clock must be connected to a clockcapable input pin see the device pinout and de0nano user manual to find the pins. Using plls in cyclone devices tables 3 and 4 describe the cyclone pll input and output ports. The only restriction is that the two pll clocks must go to inclk3x and inclk4x. In this chapter, a prefix associated with th e operating temperature range is attached to.

Clock networks and plls in cyclone iv devices, cyclone iv device. Gclk network connections for ep4cgx30, ep4cgx50, ep4cgx75, ep4cgx110, and ep4cgx150 devices 1, 2 part 1 of 4 gclk network clock sources gclk networks. Dedicated clock pins can directly feed the global clock multiplexer or the plls. The lcd is connected to the fpga via i2c theres only 2 connections sda and scl by default. Cyclone ii devices are available in up to three speed grades. Device datasheet for cyclone iv devices, cyclone iv device. Pciealteracycloneiv provides a user configurable cyclone iv fpga ep4ce115f29i,c8, along with 40 rs485 or 40 lvds transceivers, 8 pll s 24 clocks and fifo support, full dma capabilities in a halflength single slot card. May 08, 2015 on the board there is a 50 mhz oscillator but inside we would like to use a higher frequency of 100 mhz. Only the c0 output counter can feed the dedicated external clock outputs, as shown in figure 511, without going through the gclk. It comes with 10 global clock networks, 8 user io banks and 179 maximum user io. On the board there is a 50 mhz oscillator but inside we would like to use a higher frequency of 100 mhz. Altera recommends using the clk p pins for optimal performance when you use singleended clock inputs to drive the plls. Heatmap of delta sigma modulator parameterization run implementation the basic components are shown in fig.

The zem4310 is a compact device, measuring just 80mm x 60mm x 16mm, designed for product integration and turnkey usb 3. This is done by using one of the two available plls inside the cyclone iv e fpga. For cyclone iii, we must generate altclkctrl megafunction with four clock inputs, if we want to implement the function supaflyfrank needs. Im not sure where your 100150mhz value comes from but thats not a device limitation. Ep4cgx15bf14c8n altera fpga, cyclone iv, pll farnell. The cyclone iv gx transceiver starter board provides a hardware platform for developing and prototyping lowpower, highvolume, featurerich designs as well as to demonstrate the cyclone iv gx devices onchip memory. Write some logic which looks at the locked pin of the pll. It comes with 20 global clock networks, 9 user io banks and 72 maximum user io. Driving a pll over a global or regional clock can lead to higher jitter at the pll input, and the pll will not be able to fully compensate for the global or regional clock. The clock distribution on the de0nano board is shown in figure 314. Application note 445 design guidelines for implementing ddr and ddr2 sdram interfaces in. Altera cyclone iv fpgas extend the cyclone fpga series leadership in providing the markets lowest cost, lowest power fpgas, now with a transceiver variant.

External clock outputs each pll of cyclone iv devices supports one singleended clock output or one differential clock output. You can dynamically reconfigure cyclone iv device plls in user mode to change the. An onboard 50 mhz clock can be used with the cyclone iv clock synthesis capabilities for most applications. Pcie altera 485 lvds provides a user programmable cyclone iv device plus rs485lvds and ttl io, dma access, fifo storage. Msl 3 168 hours find similar products choose and modify the attributes above to find similar products. Clock networks and plls in cyclone iv devices intel. The phaselocked loop pll is a closedloop frequencycontrol system that compares the phase. Sdram clock feeding output of pll to an output pin. Transceiver clocking in stratix iv devices, stratix iv device handbook, vol 2, ch 2. The ep4cgx15bf14c8n is a cyclone iv e fpga consists of 14400 les and 540kb of embedded memory.

Cyclone iv ep4ce22f17c6 build in usb blaster 32 mbyte sdram. The cyclone iv fpga family demonstrates intel s leadership in offering powerefficient fpgas. Cyclone ii device package offerings and shows the total number of nonmigratable io pins when migrating from one density device to a larger density device. Cyclone iv design guidelines cyclone iv gx devices provide up to 12 dedicated clock pins clk154. The slowest speed grade cyclone iv devices will quite happily drive well designed logic at 125mhz. Cyclone iv device handbook intel fpgasaltera view all related products download pdf datasheet. I assume that the quartus software and the usbblaster driver is already installed on your pc. When driving the pll using the gclk network, the input and output. Atx pll to generate the clocks required for transceiver operation. Use the common clock driver to clock the transmitter data and control. Clock networks and plls in cyclone iv devices clock networks cyclone iv device handbook, october 2012 altera corporation volume 1 table 52. Cyclone iv device handbook intel fpgasaltera digikey.

The logic and routing core fabric is surrounded by io elements ioes and phaselocked loops plls. This product can also be found on ebay where i bought it from. Cyclone ii fpgas extend the lowcost fpga density range to 68,416 logic elements les and provide up to 622 usable io. Buy ep4ce22e22c8n altera fpga, cyclone iv, pll, 79 ios, 472. Assuming it is a clock with which you intend to drive logic, then if that logic becomes complicated the device may not meet timing and therefore may not run correctly at 125mhz. Use this clock signal as the logic clock for all of the code which reads the data lines to and from the ft2232. This is a quartus prime fpga project testing the functionality of the logifind altera cyclone iv ep4ce6e22c8n development board. View and download altera ep4ce115f29c7 datasheet at elcodis. In cyclone iv devices, dedicated clock input pins, pll counter outputs, dualpurpose clock io inputs, and internal logic can all feed the clock control block for each gclk. Ep4ce6e22i7n altera, fpga, cyclone iv, pll farnell. Im just trying to make it do anything, but nothing happens. May 04, 2016 in the vhdl example, the counter is used to count the number of source clock cycles we want the derived clock to stay high and stay low. The dev kit comes with a 16x2 character lcd nhd0216k3znswbbwv3.

Mar 17, 2014 the zem4310 is a compact device, measuring just 80mm x 60mm x 16mm, designed for product integration and turnkey usb 3. Cyclone iv devices are targeted to high volume, costsensitive applications, enabling system designers. Table 14 shows the cyclone ii device speedgrade offerings. The following sections describe the clock tree specifications, plls, embedded. Cyclone iii maximum clock rate support for external memory interfaces with halfrate controller notes 1, 2. The dspi is a fully configurable spi masterslave device, which allows user to configure polarity and phase of serial clock signal sck. Altera, arria, cyclone, hardcopy, max, megacore, nios, quartus and stratix. For example the hard memory controller can run at a 400mhz. Assign the pins create a default timequest sdc file compile and verify your design configuring the cyclone iv e fpga 2. The oscillator is connected directly to a dedicated clock input pin of the cyclone iv e fpga. The way i connect these clocks to altclkctrl is just an example. I hope to provide base code that will help others in their learning with this development board.

Deus ex silicium cyclone%20iv%20device%20datasheetcyiv53001. The ep4ce10f17c8n is a cyclone iv e fpga consists of 10320 les, 414kb of embedded memory and 23 18 x 18 embedded multipliers. The 50mhz clock input can be used as a source clock to drive the phase lock loops pll circuit. Cyclone pll features feature description clock multiplication and division mn. Cmos general input output io pin speed specification of. Cyclone ii fpgas deliver highperformance and lowpower consumption at a cost that rivals that of asics. I have a pll whose output i feed to an altclkctrl ip with an enable, the output of which feeds a clk output pin on the device. Fieldprogrammable gate arrays fpgas are used in a wide variety of applications and end markets, including digital signal processing, medical imaging, and highperformance computing. Note also that the fastest speedgrade parts can support an internal global clock of 550mhz. Max switching frequency of gpio pins of modern cheap fpga. Ep4ce6e22c8 datasheet914 pages altera cyclone iv fpga. Cyclone ii device family data sheet, cyclone ii device.

Configuring cyclone iv devices with the jrunner software driver. The global clock network consists of eight global clock lines that drive through the entire device see figure 2. Competitive prices from the leading cyclone iv fpgas distributor. Clock domains cyclone devices provide a global clock network and two plls the ep1c3 device only contains one pll.

Cyclone iv devices include up to 30 global clock gclk networks and up to eight plls with five outputs per pll to provide robust clock management and synthesis. There are four dedicated clock pins that feed the pll inputs two dedicated clocks for each pll. In the vhdl example, the counter is used to count the number of source clock cycles we want the derived clock to stay high and stay low. Getting started with fpga design using altera coert vonk. Clock networks and plls in cyclone iv devices, cyclone iv. I am trying to familiarize myself with the cyclone v fpga, i have an cyclone v gt dev kit. Ep4ce10f17c8n altera, fpga, cyclone iv, pll farnell. The pll will be created with a wizard, therefore use tools. Integrated adc for altera cycloneiv devices heatmap of the spice simulation 0. With enhanced architecture and silicon, advanced semiconductor process technology, and power management tools, power consumption for cyclone iv fpgas has been reduced by up to 25 percent compared to cyclone iii fpgas. Phaselocked loops altpll megafunction user guide document version. Device selection page 5 march 2012 altera corporation an 592. This application note outlines the issues related to powering fpgas.