All Questions
Tagged with eeprom programming
14
questions
1
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1
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563
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Programming a AT28C64B EEPROM using an STM32F429
EDIT: For those who tried to help or have found this question via google, I managed to solve this issue just by adding a 1uF ceramic bypass capacitor to the breadboard. Thanks for the answers.
I'm ...
0
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2
answers
54
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Programming I2C devices with NV EEPROM
Some I²C devices like the MCP4728 DAC have a small EEPROM allow programming the I²C address (and other configuration bits). I know that in high volume can be programmed by the vendor, but for low ...
4
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4
answers
1k
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Possible to buy Atmega328p with programmed Flash and EEPROM?
I've recently upgraded my old project that goes to mass production (a pair of thousand pieces, pretty niche). Previously I used DIP atmega328p, which were manually programmed in China. I sent them a ...
2
votes
2
answers
586
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Manual EEPROM Programming Problem
I have a 28c256-25 EEPROM that I have created a breadboard circuit to program. The datasheet says after the address is set and the data is put on the I/O pins, a low pulse on /WE while /OE and /CE are ...
-1
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2
answers
276
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Recording servo movements using pic with CCS C
Here what I am trying to do is control servo motor with a pottentiometer and record its movement using analog to digital converter and than play. I started with just moving the servo. To see which ...
0
votes
1
answer
521
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Reuse a S25FL256S SPI 32MB flash module even when it is possibility protected?
This is my weekend toy, a Spansion/Cypress fl256saif00 (S25FL256S), a 32MB SPI module. This chip is salvaged from a Cisco EPC3928 Docsis 3.0 Modem Router (2012).
The (first) challenge was to be able ...
-1
votes
2
answers
290
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Can I program a microcontroller by manually programming an EEPROM and then coyping the EEPROM contents to the microcontroller? [closed]
If so , what do I need to learn in order to do that?
I know it is possible to manually program an EEPROM. But What I want to know is how I can transfer the date stored in a eeprom to the ...
0
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3
answers
830
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Can I read EEprom in circuit when connected to a SH7055 MCU?
I am trying to read a microwire 93C66 EEprom which is connected to a Hitachi SH7055 MCU. The device is a complete automotive ECU. I need to be able to do this in circuit.
Currently I get an error ...
1
vote
0
answers
186
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Problems programming a 29GL256
I've been experimenting with Python scripts and using an Teensy 2.0 ++ to program different flash memories. So far I've found a script to program a 29GL128, which works perfectly, but I'm trying to ...
3
votes
1
answer
292
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How are system configuration flash or eeprom chips programmed?
I've seen, quite often actually, a circuit that will have an eeprom or flash chip soldered next to the application chip. Take a look at the ESP8266, it has some kind of programmable memory that sets ...
11
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2
answers
2k
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Inbuilt flash memory size not enough
I am using TM4C1230C3PMI controller from Texas instrument in one of my project. It has 32KB of internal flash, which is not sufficient for my application. Higher flash sized micro-controller are ...
0
votes
1
answer
720
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Programming an EPROM using 8085 kit
I need to program an EPROM/EEPROM with the code for an 8085. I do not have a programmer. I can't buy one. But I have access to an 8085 kit. Can I use it to program the EPROM/EEPROM via an interface? ...
0
votes
1
answer
586
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How do I determine what microcontroller is the right one for my project? [closed]
I have just started developing a tiny GPS trackingdevice that (eventually) will be able to log positioning-data on demand - via SMS commands and/or via a smartphone-application.
The device should be ...
1
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1
answer
3k
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Pointer Size using eeprom.h with ATmega328p in AVR-GCC
I am working on a project that randomly reads and writes large blocks of data from EEPROM, based on user input. I have used the EEPROM before, but I never really thought about this. In the operations ...