Questions tagged [non-volatile-memory]
Memory which maintains its value through power cycles.
162 questions
1 vote
1 answer
90 views
Are Intel-Altera EPCS/EPCQ configuration flashes using SPI or a proprietary Active Serial interface?
In the datasheets of Intel-Altera configuration flash devices (EPCS and EPCQ series), the interface is described as Active Serial Interface (AS) rather than SPI. The interface pins (nCS, DCLK, DATA, ...
- 11
2 votes
0 answers
111 views
eMMC end of life estimation
I have an application which needs to write 40 bytes of data per second onto eMMC for approx 15 years. eMMC is from Micron with 4GB capacity and has been pseudo SLC enabled resulting in 2GB size. How ...
- 21
5 votes
1 answer
143 views
Setting Volatile/Non-Volatile Registers
Question about W25Q128JVSIQ flash memory chip. I found the most recent revision of the datasheet, stating that parts with IQ in their name, are Quad-SPI enabled by default from factory. (so pin ...
- 313
1 vote
1 answer
76 views
Passive non-volatile programmable switch
We have third-party device that a) supplies power to our electronics, and b) has "mode" input that defines the device logic on power-up. We would like to be able to control this mode. The ...
- 13.7k
0 votes
1 answer
283 views
Zynq SoC Schematic review
I am kind of finishing up hardware design based on AMD Zynq 7010 SoC which has different peripherals. This is the most complex design that I have done in my past and I wanted to get some sort of ...
- 359
-1 votes
1 answer
152 views
NAND Flash dump Page size and OOB mismatch [closed]
I have dumped a NAND flash and I'm now trying to figure out the page layout: NAND Memory: Spansion SLC NAND S34ML02G100BHI00 Datasheet at: https://pdf1.alldatasheet.com/datasheet-pdf/view/464207/...
- 19
2 votes
1 answer
82 views
WRITE operation on W25Q64FV
I am looking to write a page program for this W25Q64FV Flash component. I want to use a full sector of 256-bytes. I have learned ...
- 643
2 votes
1 answer
61 views
Flash Write and Read
In the Page Program section of the docs for the AT25SF0818 Flash device, it says it is first necessary to erase a specified section of memory before writing to it. ...
- 643
1 vote
1 answer
377 views
STM32H7S3L8 Error
I am using STM32 Nucleo-144 development board with STM32H7S3L8 MCU. I get this comment when trying to run code that cubeIDE generated initially: ...
1 vote
0 answers
132 views
Strange SPI Flash Memory Behavior [closed]
I'm working on a project in which I use the W25Q128JVSIQ flash memory chip from Winbond to store audio data that will later be output to a speaker. The memory chip interfaces to an STM32 ...
0 votes
2 answers
76 views
Interfacing ReRAM in-memory computing within a system
ReRAM-based IMC techniques are promising for ML inference. Many research papers propose ReRAM IMC techniques for accelerating NN operations. However, they do not discuss the system integration of the ...
- 1
0 votes
0 answers
90 views
What is the memory address for 24AA16 EEPROM IC?
I am using 24AA16 EEPROM IC to read and write. But i don't know exactly the memory adddress to write something in this IC and also read from that. This is the datasheet for this IC, https://ww1....
- 99
0 votes
0 answers
55 views
STM32F302xx Flash Location
recently I tried to flash my STM32F302CCT7 with a ST-link, openOCD, and gdb for arm. I am using the rust toolchain which requires that the ROM and RAM locations to be specified in a memory.x file when ...
0 votes
0 answers
79 views
External NOR Flash malfunctioning
External NOR Flash malfunctioning Part used: ZD25WQ16CTIGT Zetta NOR Flash We are using Zetta family 16MBit NOR Flash in a partitioned format. One partition is used as an emulated EEPROM, and another ...
1 vote
3 answers
790 views
How to implement a solid-state non-volatile switch?
I found this heavily downvoted question about how to implement a non-volatile switch (i.e. a switch that remembers its last state even when power is removed). While the OP asked the question in a ...
- 2,790