Others: hardware and software

Discuss hardware and software design challenges, including NOR flash storage, OTA updates, component ID, and thermal management.

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Resolved! Suggestion about (broken) F746ZG Nucelo Board

Good Morning,I am the proud possessor of a Nucelo 746ZG board that has served me well since it has been given to me.Unfortunately for ther last week the Nucleo has a text file with inside the string "The interface firmware FAILED to reset/halt the ta...

MMast.11 by Associate III
  • 1235 Views
  • 4 replies
  • 2 kudos

memory read failure

hi I am using M95512 512kb EEPROM connected to FPGA via SPI when Iam writing and reading the data (in single address(0000)) below sequence is followedstep 1: wren instruction is sending.(06)step 2: write data to memory array.(02)step 3: check WIP sta...

Renuka by Associate
  • 595 Views
  • 1 replies
  • 0 kudos

Resolved! VIL Level of M74HC14YTTR IC

Hello, What is the VIL(Low Level Input) voltage of the IC M74HC14YTTR provided VCC voltage 3.3V?The datasheet specifies the VCC voltage levels of 2.0V, 4.5V, 6.0V. We have used the VCC as 3.3V. 

Minimum load current for 78XX

Hi everyone,I'm going to realize a power supply with multiple isolated output for low power audio applications (like preamp, guitar effects...). As voltage regulator I chose the L7809 but in the datasheet there's a note saying "Minimum load current f...

Daniele_ by Associate
  • 953 Views
  • 1 replies
  • 1 kudos

PFAS Info

Hi, I am using the below part in my design. I am interested in knowing the compliance of this part to the impending PFAS (Per- and Polyfluorinated Substances) regulation.TSB612IDT Regards,S.Ramamani

somur1 by Associate
  • 918 Views
  • 1 replies
  • 0 kudos

Resolved! Trying to identify 14pin SOIC

Hello all, I am trying to debug a faulty board with two chips on it, which I am struggling to identify.Top row shows 324, bottom row does show the ST logo and "EZ7H713"Does someone have an idea where to look for a datasheet or even a pinout?

bombinho by Associate
  • 1009 Views
  • 2 replies
  • 1 kudos

Resolved! Unknow chip with ST logo (EZ945)

 Hi, Can anyone help please to identify what is this chip that hold the ST logo ? Here is the picture shows the chip.i searched a lot even on the digikey  but i couldn't find anything.thanks  

vrai_0-1700107121660.png
vrai by Associate II
  • 1135 Views
  • 1 replies
  • 1 kudos

Resolved! STD3PK50Z dc 2016

we just buy  STD3PK50Z  dc2016 but package look different is their any change ins pakage please share are this original please reply thanks  

peter_hk by Associate
  • 1158 Views
  • 2 replies
  • 0 kudos

Clarification on M99512 EEPROM

Hi,I hope to get clarification by the expert regarding the M99512 EEPROM - SPI connectivity. I recently had the chip together with Microchip AVR128DA64 mcu on a custom board. I found that at 500KHz communication with the eeprom, I can only store maxi...

STehA.1 by Associate II
  • 572 Views
  • 0 replies
  • 0 kudos