The U-shaped IC extractor is used to pull the. If you do you can gently straighten them out, but eventually the legs will become weak and may break off, rendering the EPROM chip useless. Now we start with our project using STNucleoL053R8 and STCube to generate the initialization code. ("Machine code/language"). BIOS-Boot-Diskette - Instruction to create a bootable DOS-Diskette to make a BIOS Update. 5C Addition PLCC Extractor and Adapters The package includes * . THE RETAIL PACKAGE WILL BE CLOSE TO WHAT YOU SEE IN THE PHOTO BUT THE MANUFACTURED IS TOYO TOOLS MODEL TY-610This PLCC IC Chip Extractor 18. 07 Update was the last firmware revision Boss made for the GT-5. Model # M3203 Store SKU # 1000810730. It is a type of programmable read-only memory (PROM) chip that can retain its data when its power is turned off. " It is a type of memory chip that can be erased using UV light and reprogrammed with new data. In an EEPROM, when the computer is in use, it can be programmed. Only 2 left in stock - order soon. CA 42 D6 06 Will become 06 D6 42 CA in UPA USB . Most aftermarket tuners normally start with either a new BLUE blank, flash it, and hand write the info on it, or they use a chip that doesn't resemble the stock eeprom at all, and use that one. An adapter exists to replace the EPROM chip with a flashable chip using the parallel port on a PC to upload the bin file. The programming specification also applies to ROM products for verification only. Set old rom aside incase you want to back out this upgrade. . What follows is a hack-around to using HDS, by programming the mileage directly to the chip. The basic transistor device in an EPROM chip is different from the normal. The PROM is removable from the carrier by gentle force and use of a small screwdriver. Be sure to ground yourself before you touch the chip and install it. Therefore, removing the chip from the computer is necessary to delete the. EPROM stands for "Erasable Programmable Read-Only Memory. but can't find it anywhere. Page 24: Block Diagram: Cpu Card Mark V ProVis Injection System Watchdog 1 The CPU watchdog (U3) must receive pulses from the I/O Card on the WATCHDOG 1 line, or CPU. Amazon. 03 Update was the last firmware revision Alesis made for the Quadraverb GThis springy extractor will remove any size DIL chip from 6pins up to 42pins without damaging the IC or the socket. 7. Keep yourself grounded while handling these chips and put them in an electrostatic bag if possible. Forum. The exceptional flexibility is attained by providing all power requirements via the USB port. factory pro used to change-out damaged chips for about $125 or so if i remember rightrg3 eprom chip. The chip casing has a window on the top that exposes the component to light. $35. The Erasable Programmable Read-Only Memory (EPROM) is a data circuit that retains its memory even when power is off. 99USD. SETCTOP xgecu TL866II Plus Upgraded Xgecu T48 Programmer 19 Adapter Socket IC tl866 3G nand nor Flash 24 93 25 mcu Bios EPROM AVR chip eprom Programmer. You could set the chip out in the sun for a few days but a faster way is to use a UV eraser. h. 6. DIL IC Chip Extractor Puller Removal Tool for 6-42pin devices DIP EPROM blue. 5 screws for most. All . 20 $ 16 . 4 out of 5 stars 852. Jonard Tools EX-2 DIP/IC Extraction Tool for Mircochips with 24-40 Pin. The MMI 5300 was a memory chip from the early 1970s, storing 1024 bits in tiny fuses. (Although ordinary room lighting does not contain enough ultraviolet light to cause erasure, bright. The 25AA/LC is an SPI version of the common 24AA/LC I2C EEPROM . Several different Willem programmers will work, there are also the inevitable Chinese knock offs that are cheaper. Safely remove EPROM chip from the ECU on all EFI models. com for chip extractor. EPROM stands for erasable programmable read-only memory. socket. $ 88. For example, 27C020 (8*256K) is an EPROM chip with 2M Bits capacity. Get it as soon as Tuesday, Nov 28. 00 for initial tune, $65. See details. If a chip puller is unavailable, a straightened paper clip may be used in the. eprom chip puller. Reusability. 99 (2 Offers) Free Shipping. EEPROM (also called E 2 PROM) stands for electrically erasable programmable read-only memory and is a type of non-volatile memory used in computers, usually integrated in microcontrollers such as smart cards and remote keyless systems, or as a separate chip device to store relatively small amounts of data by allowing individual bytes to be. Make sure all pins on the new eprom are straight and align the dimple on the chip to the diagram on the circuit board. 4. Name: Chip Extractor Material: tool steel Colour: Black Full length: 100mm/4inch You will get a set of IC extractor tools. many people want to "downgrade" from V3 firmware to V2 just to get the Tiled Room presetNew Features for users upgrading from Version 1. Safely remove EPROM chip from the ECU on all EFI models. . $27. Given: 2MB of physical memory. So,default BIOS settings with no-password will be loaded. Microchip’s 25AA/25LC EEPROMs are data storage chips with a simple 3-wire interface. PHONSUN PLCC IC Chip Extractor Motherboard Circuit Board Component Puller and U Shape IC Chip Extractor Puller ROM Extraction Tool Kit for Arduino. You can view 0 of the 112 pages in the full issue. Lay the MLB on an electrically grounded surface to change the EEPROM chip. Lexicon MPX 500 Version 2. PRG-056 True-USB PRO GQ-4X V4 Willem Programmer Full Pack, Support Chip ID W25Q256. To run cards, we need the 12. 00 USD Package 1. Raymond L. 61 5% coupon applied at checkout Save 5% with coupon The Honeywell V21iPUPG is a PROM Chip that is used to upgrade an older Honeywell VISTA-21iP (Pre-Version 3) so that it can be used with the Total Connect 2. D1149155-35 - Vendo 12. universal programmer , gq-4x , gq4x , True USB Willem. 61 $ 16 . 7. It detects Beta, Gamma, X-Ray Radiation and can be used as continuous radiation monitor or used as personal dosimeter. I've included a photo of the hardware setup with the alarm chip seated and the computer connected (3rd image below). Chips generally sell for $1 and up. Some tuners would re-use oem chips, erase them, then flash them with a custom tune, and use it. It should be with the notch facing the right hand side of the game. ) 3. Had to dig deep for that. The final hack that allows [Brian] to reset the page count and used refilled toner cartridges is a simple wire that ties the SDA line of the EEPROM to ground on boot. Hakko-CHP-170 Micro Cutter - Red. EPROM is a type of ROM chip that can retain the data even if there is no power supply. If a chip puller is not available, use the alternative procedure. Check Latest Price . 43Hz-57Hz Uv Eprom Eraser, Erase The Storage Chip For Uv Curing Or Development(European plug) 4. Place the chip in an ESD pro-tected package. 1* PLCC IC extractor. $ 889. The quality of programmer is completed by. $1,795. The act of erasing of an EPROM Chip is usually done with the help of a tool that uses ultraviolet light. 7. A rough comparison of EEPROM, NOR flash and NAND flash from the perspectives of price per gigabyte, density and chip priceJune 30, 2009. If using the Rain Bird rotor tool be sure to apply alternating pressure on both sides of the chip releasing the pins. All eproms are supplied with an eprom removal tool to remove the original eprom. The first was a PLCC32 package that I removed with the included extractor and placed into the adapter. Installation of the new eprom is best done with careful and patient fingers. The PIC16C5X Series is a family of single-chip CMOS microcontrollers with on-chip EPROM for program stor-age. 5 out of 5 stars. . Locate the existing Eprom chip, shown in Figure 3. Toronto & Markham Branch: 1-800-263-7766. Set old rom aside incase you want to back out this upgrade. The PROM (chip) is held in a plastic carrier. Use RD and IO/M control signals of the microprocessor to access memory. Citroen Relay / Peugeot Boxer. Boss GT-5 1. Security system manufacturers use EPROMs to hold both the. $2695. Scm / 24/93 Series, USB Chip Burner SST 27 Eprom Programmer Memory Chips Programmers Sp200SeSp200S Enhanced Version. using the screwdriver, put the blade between the bottom of the chip and the. FREE delivery Mon, Nov 13 on $35 of items shipped by Amazon. . If it concerns you, go to an electrical supplies shop and fit. 0:-. 10 Firmware Upgrade Chip with Eprom Chip Puller and Detailed Step-By-Step PDF Installation ManualThe V1. When exposed to sufficient quantities of UV, the memory circuits close. The bit (short for Binary Digit) is the smallest numeric element used in a computer and can have the value of 0 or 1. But the. 6. This item: lasenersm 1 Piece Antistatic Clip Plier Mechanical Keyboard Switch Puller IC Puller IC Chip Puller Extractor Removal Tool for Circuit Board, Green $7. $3. Donor 2015. (1) Use NAND gates and inverters only for the decoder circuit. Carefully insert new EPROM into the socket. It can be tough to remove through hole ICs from boards without causing any damage. SCM 24 93 Series Eeprom 28 Pin Eprom Programmer Eprom Programmer Memory Chips Programmers Sp200Se Sp200S Enhanced Version. 90 $ 22. eeprom chip puller. Definition: EEPROM (pronounce as "E-E-PROM") stands for Electrically Erasable Programmable Read-Only Memory. 3V and is not 5V tolerant. . The Programmable Read Only Memory chip is not reusable because it cannot be erased, rewritten or reprogrammed. 7 M7. Thus, an empty. The system will need an external communicator in order to access the TC2 service. To download data into a new, empty EEPROM you must first format the EEPROM by downloading the FORMAT partition/section to the chip using the EEPROM downloader. Scm / 24/93 Series, USB Chip Burner. This is because the only way to erase EPROMs is by exposing the die to a low spectrum of UV light. 3) These are high speed as compared to discrete SSI/MSI circuits. Business, Economics, and Finance. Product Details. ctbios v1. Andromeda Research offers two locksmith kits. Features:Easy to useLight weightSmall sizeBuild in 60 minutes timer with ON position. Hello, I'm currently trying to debug an issue I have and was wondering if high temperature could be the cause of my problem. Generic Eprom Extracter 16838---You can use either a UV-erasable part or a one-time programmable part, as long as the pin-out is correct. Thank you !! 1. Explore an exclusive selection of EPROMs from leading manufacturers at Future Electronics. it has a tee handle and side legs that rest on the pin sides of the chip. The exceptional flexibility is attained by providing all power requirements via the USB port. SETCTOP xgecu TL866II Plus USB chip Programmer +27 Adapter Socket minipro tl866ii SOP8 Clip 1. It can be tough to remove through hole ICs from boards without causing any damage. 12,183. PHONSUN PLCC IC Chip Extractor Motherboard Circuit Board Component Puller and U Shape IC Chip Extractor Puller ROM Extraction Tool Kit Portable Cellphone Stand USA 4. However, I have never done this before. start with a proper chip puller if you have one or can borrow one or whatever, or a very small flat blade screw driver. If so, you could damage the chip and the board when you turn the game on. 00 Add to Cart. The best way to do this is to use a grounding device similar to the one shown in Figure 1. EEPROM stands for Electrically Erasable Programmable Read-Only Memory. Do not post these threads in any other forum. As you can see on your EPROM, there is a small quartz window in the center of the chip where you can see the EPROM die. 9"/100mm Stainless Steel IC Chip Extractor,Vacuum Sucking Pen Motherboard Circuit Board Component Puller, Chip Extraction Puller Tool 2PCS $8. $697. Use the first method if a chip puller tool is available. (The command would look something like: EEPROM DOWN T1 S FORMAT. DS8110 - E-Prom Chip Extractor- Helps to Easily Remove E-Proms & Prevents Damaging. ”. Then use a chip-puller or a binder clip to safely remove the old PROM Chip. $65. 3. 2) It is possible to modify the circuit faster. A CPU with a 24 bit address bus and an 8 bit data bus. Montreal Branch: 1-418-840-2172. Using an eprom puller under each end of the eprom remove it as well. FREE delivery Thu, Nov 30 on $35 of items shipped by Amazon. EPROM is a type of non-volatile ROM memory that retains data after the power has been switched off. FREE delivery Mon, Oct 23 on $35 of items shipped by Amazon. Set the RD bit to start the read operation. . Ideal for removal of Eproms for MEI & CashCode bill validators. clip remover tool. Use the first method if a chip puller tool is available. Locate the existing Eprom chip, shown in Figure 3. Definition: EPROM (pronounced ee-prom ) stands for Erasable Programmable Read-Only Memory. device) by manufacturer and part number: (Click to Enlarge) Only Two Clicks Needed to Copy a Chip. The following table shows some of the PROM devices supported (out of a long list of PROMs). The important point is that we can erase the stored data in the EPROMs by. 59 $ 14 . 98. A couple of examples will clear things up: The 2716 EPROM number ends in 16 and thus is 16 k-bits in size or 16 * 1,024 or 16,384 bits. 2. Bestol M2716-1F1 2716 Memory. V. Wait at least a minute after shutting off the bike before you pull the chip. OK. C $826. $6. 8. +. You can write machine code directly, use an assembler, or use a high-level language to generate the instructions. Lexicon PCM70 Version 2. The chip I examined originally cost $70 and was built by MMI (Monolithic. Allows end users add in their own chips/devices easily (editing . I ordered the chips from thatpinballplace and I also ordered a chip puller. U27 DIP Header. EPROM Replacement Installation Instructions December 2008 47-902747-000 The purpose of these instructions is to demonstrate the proper way to remove and replace an EPROM chip. 0: - Expanded Midi Control for parameter and patch changes. Intel 4004: The first microprocessor. but can't find it anywhere. go to radioshack and buy a chip extractor/install tool for gods sake and don't go walking around a carpeted floor with a chip in your hands, static kills burnt-in codes and renders chip to landfill filler space. 8K, 16K, 32K were common. Opens in a new window or tab. 07 Firmware Upgrade Chip with Eprom Chip Puller, 3V CR2032 Battery, and Detailed Step-By-Step PDF Installation ManualThe V1. Free. Hi Guy´s 😃 🙏 P L E A S E S U B S C R I B E 🙏👇Here i Show you 2 easy Methods on how to remove a Bios Chip :)How to Flash your Bios Chip with an USB Pro. Find many great new & used options and get the best deals for 2x DIL IC Chip Extractor Puller Removal Tool for 6-42pin devices DIP EPROM Green at the best online prices at eBay! Free delivery for many products. LINKS AT BOTTOMMy beloved 16 mm to the foot, 32 mm gauge, Mamod Mark III live steam locomotive is a great little engine, especially for beginners or those on. Bubble memory (~1970) Floppy disk (1971) v. Crypto 4 Pieces IC Chip Remover Tool IC PLCC Chip Extraction Tool Extractor Puller 4-Claw Prongs Grabber and Keyboard Key Switch Test Pencil Tool for Disassembly of Electronic Component Jewelry (67) $9. I’m not sure of the issue here. 85 Quantity: Description Warranty Information 0 Reviews EPROM Chip extractor tool 16838. Unexpected server response. 4 out of 5 stars (28) $7. 1 out of 5 stars 5. Packages with stacked chips -- up to 16 high -- can store 16 Tb, or 2 TB. Total price: Add both to Cart. The 2716 is another matter entirely, it is "hard wired" to program at 25V only. Widest selection of slot machine parts. Carefully install the new LX-8 rom chip in the same orientation. 20pc "new" Tms27pc512-12fml Texas Instruments 512k 120ns Plcc Package Ot. EPROM is a type of non-volatile ROM memory that retains data after the power has been switched off. 99; Add to cart. Package includes: 1, U shape extractor x1; 2, PLCC IC extractor x 1; 3, PHONSUN logo portable phone stand x 1 (random color). Pulling the chip up one end at a time, unless carefully done, will bend the legs of the chip, possibly breaking them. Breathe easy. If a chip puller is unavailable, a straightened paper clip may be used in the. renault-pin-extractor-2; renault-vin-to-pin; solution-for-dpf-off-egr-off-swirl-flap; tacho-immo-calculator; tachosoft-23;. Re: Best reader/programmer for EPROM. EPROM, which is Erasable Programmable Read-Only Memory, is a kind of ROM used for storing data permanently. TL866II Plus Programmer TL866 USB EPROM EEPROM 7 Adapters Socket Extractor Suie. Be sure to ground yourself before you touch the chip and install it. MPN. As a result of trauma to the circuit board or other damage to an airbag control module (ACM), electronic crash data recorded onto a passenger vehicle’s electronically erasable programmable read-only memory (EEPROM) chip may be inaccessible by traditional imaging methods and techniques, such as through a diagnostic link connector. The 29cxx turned out to have the most similar pinout, with only pin 1 different. Take a closer look, and make sure no legs are rolled under the chip, or hanging outside the socket. It's designed to work with PLCCs (plastic leaded chip carriers) and features steel tongs that fit into socket corners, allowing you to lift carriers with ease. Advantages of ROM as a PLD are as follows, 1) As no minimization of logic circuits is needed the circuits can be designed easily. txt file) 8. Suppose I replaced the 256K RAM chip at the highest address, with a 256K EPROM chip, what would the address be of the lowest byte in the EPROM? i. Working with the adapters further expands the supported devcices listBut those who followed embedded programming classes in the ’80s and ’90s will remember a more complicated procedure that consists of swapping EPROM chips between a programmer, a target board. (not possible with older 27(C)XXXX devices) If you can't get a valid chip ID it's useless to try reading,erasing or writing. 99. Carefully remove EPROM chip from its socket using an appropriate chip puller. Ships from and sold by Amazon. 3. The basic transistor device in an EPROM chip is different from the normal MOS transistor. EPROM PCB Chips EPROM PCB Chips EPROM chips for hot tub circuit boards. EPROM Replacement. However, an EEPROM chip. Willem Programmer PCB45 for EPROM chip not working - For Repair or Parts PCB45C. This item: uxcell Professional Tool PLCC IC Extractor (WTS-610) Chip Spring Assisted . This is most important if you see signs of corrosion. The one coming out has to be very carefully lifted out to avoid bending or breaking pins. Device Programming EPROM, EEPROM, FLASH Burner (Vpp. This tool is comfortable to handle and straightforward to use. This programmable, reusable computer chip can then be entirely erased with. . ALL For Sale (FS), Wanting to Buy (WTB), Wanting to Trade (WTT), and similar threads MUST be posted in the correct subforums. 10 Update was the last software version Lexicon made for the MPX G2. 5 cm and is distinguished by its design and anodized die-cast aluminum case. This item: RadioShack IC Inserter/Extractor Set. Both are very tolerant of undervoltage programming and work very nicely at 21V. PROM or programmable ROM ( programmable read-only memory) is a computer memory chip that can be programmed once after it is created. Take a closer look, and make sure no legs are rolled under the chip, or hanging outside the socket. The EPROM is easily damaged by static electricity. Scm / 24/93 Series, USB Chip Burner SST 27 Eprom Programmer Memory Chips Programmers Sp200SeSp200S Enhanced Version $16. The FTDI board functions as a USB to UART (serial) adapter and provides a 3. 1 ME7. Use of screwdrivers, pocket knives, etc. The program / data is stored in the. ecu or . Connect two of those together in the. Thomas L. Because this type of memory is non-volatile, information is kept even after the power is switched off. Use the first method if a chip puller tool is available. Connect two of those together in the. The firmware contained in these devices provides the control program for the device. Use standard chip puller. By checking this box, you agree to submit your name, email address, phone number, and message. Those do not have glass windows cannot be erased and therefore are called one-time-programmable, or OTP, EPROMs. Extracts a range of PLCC sizes from 20 pins through 84 pins from any socket without damage to the chip. 9. The EPROM was invented by Dov Frohman of Intel in 1971. Consequently, EPROM chips are commonly used to store BIOS information and basic software for modems, video cards, and other peripherals. But it still could be a bad chip. 3V power source to run the Arduino. Grasp the chip with a chip puller tool and pull straight away from the socket to remove the chip, as shown in Fig-ures 4. It is a group of floating gate transistors that are individually programmed by an electronic device that supplies a higher voltage than is commonly. This exposes the eprom. $4. A chip puller really helps get these chips out without bending their leads. Monte Carlo, Stratosphere, Slots A Fun & Sam’s Town Las Vegas Silver Str. Alternatively, use a small flathead screwdriver or awl to pry up. On the other hand,. Good Quality, Great Useful Tool, Ship from USA. the chip are provided here. Continuous high level of customer satisfaction is the goal that REWA has been relentlessly pursuing. Shop by Cabinet . Universal Programmer. 3V). 2 Slot Machine Eprom Puller Ic Extractor Removal Tools. An EPROM retains its data for about ten to twenty years and can be read an unlimited number of times. 98 Get it as soon as Tuesday, Jul 25Beautiful Appearance Light Weight Ultraviolet Eprom Eraser, 43Hz-57Hz Uv Eprom Eraser, Erase The Storage Chip For Uv Curing Or Development(European plug) Jeanoko Practical Settable Timer High Speed High Reliability 220V UV EPROM Eraser Compact Size Electrical for Erasing EPROM Chips(National standard plug)1 * IC Chip Extractor 1 * Suction Pen 1 * USB Cable 1 * Anti-Static Wristband Wrist Strap Band ESD Discharge PC Electricity Grounding. Buy it with + + Total price: To see our price, add these items to your cart. Read the data from the EEDATA register. It’s firing up, the fan is running, some lights work, but the game does not play. The 2732 he uses is a standard EPROM with 32kbit memory. 97 Get it as soon as Friday, Sep 8Add to Cart. It connects to your C64 or C128 via the user port. Here's how to make a simple device to make it. You can remove chips by just levering them out with a flat-bladed screwdriver. Availability: 16838 Shipping: Calculated at Checkout $9. The PROM devices are organized to help you find compatible. $4. Working with the adapters further expands the supported devcices listBut those who followed embedded programming classes in the ’80s and ’90s will remember a more complicated procedure that consists of swapping EPROM chips between a programmer, a target board. 49. If you do you can gently straighten them out, but eventually the legs will become weak and may break off, rendering the EPROM chip useless. A further refinement made it possible to erase them electrically and often called EEPROMs or E2PROM. Need advice please- Fixed my PCB board back in late March after watching a lot of YouTube and got my Vs working again after 4+ years sitting in the garage. Fuel Pump Socket Wrench: Gas Gauge Removal Tool: 0644-364: 0644-357: Usage: Usage: Remove plastic nut securing the fuel pump to the gas tank. Memory /. Consider to support my channel and all the hard work put into it at youHiBrief description on how to dump the UHC/C. DIL IC Chip Extractor Puller Removal Tool for 6-42pin devices DIP EPROM yellow | eBayCZP 300ZX EPROM Chip ECU Upgrade - 90-92 Non-Turbo NA, 93 Convertible, 90-94 Twin Turbo TT Z32An EEPROM is like an EPROM chip since it can be written in or programmed more than once. New Features:- Expanded Midi Functions- Sysex- Allows Patch Editing via various Software Editors- Various software fixesWhich software version. This item: Stainless Steel with Insulated Vinyl Grip IC Puller - ET-10. The entire EEPROM is protected by an opaque plastic covering. $205. Memories chips that are based on the EPROM cells can be erased and reprogrammed numerous times -- provided that the IC chips have a glass (actually quartz) windows to allow UV lights to go through. Availability: In Stock. State:Ohio. Scm / 24/93 Series, USB Chip Burner SST 27 Eprom Programmer Memory Chips Programmers Sp200SeSp200S Enhanced Version $16. The device is enabled by pulling the Chip Select (CS) pin low. 2. Many people like to use anti static mats and the like when removing/fitting eproms to stop static electricity from damaging the eprom. You need the chip and adapter ($200), software to record the data stream from the ECM ($100), and a tuner to modify the bin file ($100). 17 GENERAL E69 EPROM E83. The DS28E07 is a 1024-bit, 1-Wire ® EEPROM chip organized as four memory pages of 256 bits each. Chip Puller: 0644-023: 0644-188: Usage: Usage: Threads into carburetor fitting and slides into synchronizer hose. Move to the other end of the chip and. Make sure the notched end of the chip points inward, not. An EEPROM is like an. Find many great new & used options and get the best deals for DIL IC Chip Extractor Puller Removal Tool for 6-42pin devices DIP EPROM purple at the best online prices at eBay!Hello, I'm currently trying to debug an issue I have and was wondering if high temperature could be the cause of my problem. Carefully remove EPROM chip from its socket using an appropriate chip puller. Allows end users add in their own chips/devices easily (editing . DSLCM - AP LCM Series E-Prom, Revision 67061-9. EPROM is erasable, programmable, read-only memory. How you generate those op-codes is up to you. If using the Rain Bird rotor tool be sure to apply alternating pressure on both sides of the chip releasing the pins. Some EPROM chips are factory-erased before they are packaged, and include no window; these are effectively PROM. 8 ME7 GENERAL ----- FCA (FIAT) EDC15C2. The UV light clears the data on the chip so that it can reprogram. Get fast shipping and top-rated customer service. - Greater control of the Chorusing Parameter via Midi and the Front Panel’s Soft Knob. It is a non-volatile ROM chip which used for storing a small amount of data in computers or some other electronic devices. EPROMs can be programmed by the user with a special EPROM programmer. 4.