STM32 MCUs Products

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entropy source failed

Hi,Im using the STM32F746NG Discovery Kit MCU. Im getting following error when trying to make a HTTPS connection:mbed_tls ctr_drbg entropy source failed.Although I enabled the RNG and CRYP Module I put following macros into my mbed config.h:#define M...

Anon767 by Associate II
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Over the Air Firmware suggestions

We are developing a product and are stuck at Firmware over the air updates. It seems like we will need a system that meets the following requirements:From a firmware perspective, the platform should support delta updates so the entire firmware packag...

UShah.15 by Associate II
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STM32F7 interface to DS3231MZ+

Hi,We are trying to interface STM32F76 custom board to DS3231MZ+ RTC chip ,we are able to set and retrieve time using I2C and it is incrementing properly as long as board is powered up. But Time and date are reset to 0:0 and year 2000 after board...

Tp by Associate II
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DS3231 RTC reset pin

We are using STM32F769 NI with DS3231 MZ+ rtc , the rtc is not holding time after a power reset .The reset pin in the DS3231 circuit is floating , althouigh reset pin has an internal pull up of 50k , can i leave the reset pin floating or should i con...

SNNV by Associate II
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