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Forum Posts

ST-Link Utility can't program OTP memory

Posted on May 24, 2016 at 07:33Hi all,We can't seem to program any memory in the OTP memory range on the F7 series (STM32F746VG). We are trying to program in the address range of 0x1FF0F000 onwards.When we do we get an error ''Error occured during m...

ltaylor9 by Associate II
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CubeMX 4.15.0 download link is broken

Posted on May 27, 2016 at 06:52The MacOS Cube 4.14 to 4.15 updater managed to wedge my copy, so I blew it away and went to the website to grab the installer for 4.15.I went through the download link/accept the license/login loop a bunch of times, bu...

Differential Mode SDADC Codes

Posted on May 26, 2016 at 04:57I need to know what the differential mode SDADC conversion code is. Is it 2's compliment such that the code:  int16_t D = (int16_t)HAL_SDADC_GetValue(&hsdadc3); Will return to D a signed result such that if the positiv...

spflanze by Associate II
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  • 3 replies
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Micrel Switch interface

Posted on May 26, 2016 at 19:56I am currently working on a project where I would like to interface an stm32f407 controller to a Micrel KSZ8895 Ethernet switch. The switch has a MII interface that should allow me to connect directly to one of the por...

keith by Associate
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  • 0 replies
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read unique id from code

Posted on May 26, 2016 at 13:44STM32F051 I get a Hard fault when I try to read the uinque Id ''Unique device ID register (96 bits) The 96-bit unique device identifier... provides a reference number which is unique for any device and in any context. ...

jparera by Associate II
  • 7383 Views
  • 4 replies
  • 1 kudos

How to execute code from external SRAM?

Posted on May 26, 2016 at 06:09Hello,I'm just starting with cortex-m3 and with gnu arm toolchainMyquestion may be stupid.What I wanted to ask: 1.I know that during the development it is posible to keep everythingcode and data in SRAM and not to prog...

ngtbinh by Associate II
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SSD1963 init problem

Posted on May 26, 2016 at 12:47I am using a STM32F103VCT6 dev board to interface to a TFT LCD having SSD1963 driver.I searched and implemented almost all drivers found on the internet, but i am unable to initialise the TFT.I am using 8 bit mode and ...

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Input impedance on SDADC pin of STM32F373

Posted on May 26, 2016 at 16:00Hi, eveybody. I read that the input impedance on a SDADC input should be from 47k to 640k (more or less) and depends on gain and clock frequency. Let's suppose that a 100k ohm impedance is needed. Can the input impedan...

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