STM32 MCUs products

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Ethernet reception - STM32F437

Posted on June 23, 2017 at 23:37We used to have a simple PHY attached to the MII port and it seems the less you did to configure it the better. Now we have replaced it with a Marvell 10 port switch. Two of the ports have no phy and are setup to talk...

John Hite by Associate III
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STM32L471 WFI problem

Posted on June 20, 2017 at 17:43On STM32L471 (DEV_ID=0x6415, REV_ID=0x1007)~4% of mcus do not enter standbymode and ignore the WFI instruction.Does anyone have ideas how to get it working on all mcus? (tested with 150 pieces)Is there any known bug/p...

damh by Associate II
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Backup SRAM write failure (STM32F446)

Posted on June 22, 2017 at 07:20Hello.I have an issue using the backup SRAM on a STM32F446.The backup SRAM is used to store calibration data  which must be retained in case of a power fail reset. For that I connected the VBAT pin to a capacitor whic...

STM32F103C8 DSP Library problem

Posted on June 19, 2017 at 12:02Hello thereCan I compile the DSP library with STM32F103C8 device. I would like to import FFT using DSP library with this chip. But I get many errors when I compile the library.compiling main.c....\Library\DSP Library\...

Resolved! STM32L4 FMC Latched SRAM

Posted on June 09, 2017 at 08:41Hi All,I am currently working on migrating a system from a EFM32 ARM Cortex-M3 to the STM32L476VGT ARM Cortex-M4. In the current hardware implementation, the processor is connected to asynchronous SRAM via an FPGA  th...

TCP/IP Server and Client on one device?

Posted on June 23, 2017 at 10:01Hello All,I tried to run client and server in two different threads with two different ports (server with port 80 and client with 1234)But the moment my client attached to the respective server on Internet, Local Serv...