An Overview of EEPROM Basics

The EEPROM, a revolutionary technology is nothing but a type of memory chip that is amenable to electrical alteration and has been used for several years as a sort of semiconductor. There are some associated factors with this technology which a user must know in detail for getting better results. Here is an overview of the basics of EEPROM for your clear idea. Go through this write-up to get enlightened about the same:

EEPROM chip development

Adjudged as one of the earliest types of non-volatile chips, the development of EEPROM arose from the generic EPROM technology in late 1970s. The initial semiconductor chips would be programmed, with system software and erased later on by exposing them to ultraviolet radiation to change the software. Although such operations were acceptable then, the semiconductor memories always lingered as an electrical presence. The need for their electrical erasure is what triggered the development of these.

EEPROM chip basics

Memory chips store data in the non-volatile form which makes it easy to read, erase as well as write data onto it. Latest ones integrate a source of high voltage to perform the function of data erasure and eliminate the need of running more than one supply. Thus, such a memory device incurs reduced costs of overall EEPROM circuit and also entails a simple design. Due to this low cost and simple design it is easy and convenient to use.

EEPROM technology finds a prominent place in multiple aspects of electronics industry. It can be adjusted easily in small packages and is easy to operate with an EEPROM chip reader. These readers are available in online portals or with reliable suppliers. But before getting these, checking quality and other necessary aspects are equally important to enjoy hassle-free results in the future.

Top Benefits of In-circuit Programmers

EEPROM or Electronically Erasable & Programmable ROM is nothing but a ROM chip that can be programmed, erased and again re-programmed for infinite number of times virtually in a simply, inexpensive way. EEPROM USB programmer is built on the premise of in-system programming. In-system programming offers a way to program devices after their placement on circuit board. With these in-circuit techniques it is possible to do away with additional manufacturing steps or handling process needed to program a chip externally.

The main benefits of such programmers are listed below. Have a look on these and get inspired to use the same:

• Convenience of use: In-circuit programmers can carry out programming of chips even when they are installed in bulky computer systems. As such these are greatly preferred by the users for their easy functionalities and convenience of use in any kind of systems.

• Shorten the cycle of development: These programmers integrate several phases of program integration as well testing into one single production phase, thereby reducing the cycle of manufacturing facilities. As the cycle of development gets reduced the product reaches the customers within short period of time.

• Low risks of damage & failure: In-circuit programmers employ a very safe procedure, as they negate all risks of hazardous leads damage and also reduce likelihood of breakdown of devices through electrostatic discharge. Owing to this safety of usage they are preferred mostly.

Such programmers are also extremely flexible to design changes and compatible with various test equipments in all, they can be used for both large devices and small, with equal efficiency. As such more users are opting these devices nowadays. But considering the sensitivity of these products these should be purchased only from renowned stores to avoid low quality products and future hassles.

PLD Kits for Trainers are an Indispensable Tool to Utilize the Working Benefits of PLDs

The three major types of devices that is reigning the arena of digital and electronic systems are memory, programmable logic and microprocessors. Logic devices, both fixed and programmable ones take care of specific functions that include interfacing, signal processing, data communication, data displays, controlling operations and every basic function performed by a system.

Logic Devices: Fixed vs Programmable

Programmable logic devices offer a host of advantages as compared to their fixed counterparts. Programmable logic devices allow designers to make use of cheap software tools in order to construct, simulate and quickly test the designs before making them public. The design may be programmed quickly in the device to test it on the live circuit. The PLD used for prototyping is essentially the same PLD used in the manufacture of the concerned end equipment, like a modem, network router or even a CD player. Apart from ensuring quick completion of design, this process incurs nil NRE costs.

Important advantages of PLDs

• Greater flexibility: PLD endows customers with greater flexibility during design cycle as design iterations require a simple change of the programs and the outcomes can be immediately visualized on the working parts.

• Quick prototyping: PLDs never require prolonged lead times to prototype production parts as they are always ready for transport. The quick prototyping is a feature of this process.

• Control over inventory: PLDs form a cost-effective solution in the sense that they allow consumers to order exact number of parts without the need to stock up for the future. This reduces wastage and unnecessary expenditure.

PLD training kit is an important and indispensable product to get acquainted with the beneficial programmable logic devices and employ their benefits for the requirements of the product manufacture to the fullest.

The Layman's Guide to the World of Programmable Logic Devices

Introduction to PLDs

Programmable logic devices are integrated circuits that can be programmed manually using a description language like VHDL, CUPL, ADA or Verilog. These devices make it possible to generate accurate schematics for the building of files that can be utilized to program devices.

Programmable logic is one of the several types. Older versions such as PAL20R8, GAL22v10, 22V10 and 20V8 have been in use for many years. More recent types include complex programmable logic devices or CPLD like XC2C32A and XC3S50 by Xilinx that have resulted in the improvement of the original form of devices.

PLD types

Programmable logic devices are of two types, the PLD and its variants as well as FPGA. These two categories differ in terms of their architecture. While FPGA Include several flip-flops, PLDS do not have much of these things. Additionally, FPGAs of today comprise features like in-built multipliers, reliable block ram part and the ability to handle interface standards. CPLDs do not require extra devices for programming and retain their programs in event of a power loss. They also consume less power and are competent to handle various signaling schemes like LVDS and HSTL. Owing to these benefits such devices are considered to be highly efficient.

Efficient handling of PLDs require knowledge and an initial training period, that can be made possible with the help of a USB PLD training kit. The latter can be used as an inexpensive programming unit too. Only experts and trained professionals are considered to be eligible to handle these devices with perfection and precision. Here for any aspiring user, it is a must to start up with the training kit and once after gaining competence he or she can use it efficiently. These training kits are easily available in online stores of renowned suppliers.

The Benefits of In-System Programmers

In-circuit or In-system programming is the technique whereby the programmable device gets programmed only after its placement on the circuit board. It is quite possible to reprogram today's microcontrollers as well as external memory chips, without removing them in entirety from the board. This eliminates the additional handling process required during manufacturing to program the device externally.

In-system programming solutions are beneficial in a number of ways. Some of them are listed below. Go through these and get enlightened:

•    Convenience of operation: In-system programmers allow programming of electronic chips, even while they are installed within the computer system. This increases the convenience of operation to a great extent for the user.

•    Short cycle of development: These tools combine program integration and testing within a single phase of production, thus shortening the manufacturing cycle of facilities.

•    Low risks of damage & failure: In-circuit programmers entail a safe procedure and eliminate the risks of leads damage at the surface of mount devices and reduce the likelihood of damage to devices through ESD or electrostatic discharge.

•    Eliminates plausible delays: These programmers enable manufacturers to do away with delays, as they need not resort to the purchase of pre-programmed electronic chips from the distributor. With these devices they can instantly start up.

•    Amenable to production changes: ISP makes the procedure of adding changes in design or codes feasible in the long run.

•    ATE-compatible: In-system programmers make it possible to use ATE or automatic test equipment for performing multifarious operations while maintaining a normal test flow of production.

Avr JTAG programmer is a type of in-system programmer that supports debugging and examination as well. It is an effective tool and can be used for large devices too. Hence, get this programmer today itself and ease up the process to a great extent.

An Insight of Wireless Starter Kits and Their Features

It has never been so easy to get started with the wireless technology. These days, there are complete wireless automation kits available which includes devices which are wireless enabled. These Wireless Starter Kits are smart and are easily available these days in the market. These starter kits perform 3 basic functions, which include the following:

•    Packet Error Rate (PER) Demo: Plug and play testing demo, which is out of the box range. It offers a quick test of product capabilities, and enables packet transfer in one way.
•    RF Evaluation:  This is an environment of the test bench. You need to connect to the RF equipment and then evaluate the performance of the product in terms of sensitivity, current consumption, power etc.
•    Design Facilitator: Use the RF module in order to start designing the application, which includes powerful software, power supply before the actual form-factored customer PCB is stabilized and ready. 

What Comprises Such Starter Kits?

•    Devices which are wireless enabled:  Wireless enabled devices can be helpful when it comes to freeing up the stranded diagnostics from the wired devices.
•    Gateway: A smart, secured and robust gateway which enables and makes several tasks easy and manageable.
•    Asset Health and Configuration: The wired and non-wired network can be managed from a single application only.

It helps is assessing the health of the entire network and ensures good and efficient communication. When it comes to troubleshooting and installation of operating systems, these kits are very easy to work with. In short, these starter kits have added new dimension to the wireless technology altogether. As such, without giving a second thought order for these kits right today from reliable suppliers in discounted rates along with several other added perks.

A Review on Atmel AVR Dragon

When it comes to low cost development tools, the Atmel AVR Dragon set a new standard of the 32-bit and 8-bit devices which have an OCD or On Chip Debug capability. It is capable of performing symbolic debug on all those devices which has SPI with OCD, PDI, JTAG, parallel programming, high voltage serial programming, aWire modes. It supports debugging using JTAG, SPI, and PDI interfaces.

Main Features of this programmer

Here are some of its main features. Have a look on the same:

•    It supports 1 maskable data breakpoint or 3 hardware program breakpoints or (it depends on the OCD module on the AVR device)
•    It is capable of supporting software breakpoint up to 32 which is quite good
•    It comes with a 128kB SRAM, which is On-board and is required for  fast statement-level stepping
•    Robust level converters support 1.8V to 5.5V target operation
•    Is capable of uploading  256Kb code in ~60 seconds
•    It comes with a Full-speed USB 2.0 compliant host interface, which is 12 MB/s
•    Firmware can be upgraded in order to support the AVR devices of the future
•    It is capable of supporting nano traces. It depends on the OCD module on the AVR device. It uses the memory of the target device.
•    It is powered by USB cable and power can also be sourced from it to any external target.

In this respect it is important to mention that Atmel AVR XMEGA PDI mode on AVR Dragon do not work for some of the XMEGA devices, like A3/D3 - revisions B, C and E or A1.

So, these are some of the features of this programmer and if you are willing to possess this tool, it is better to know all these specifications and functionalities before ordering one to serve your purpose.