STM32 MCUs Products

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Resolved! using a timer to count pulses on STM32F7

Posted on November 08, 2017 at 10:50Hi I have a question about using a timer to count pulses form a encoder (only one pin) I don't care about the direction.I'm trying to use Timer 3, but I'm not sure how to set it up in CubeMx.I start it with: HAL_T...

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spa23 by Associate III
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current capacity in STM32L4

Posted on November 08, 2017 at 08:22Hi AllHow to calculate maximum current capacity of any micro controller?I see tables for current consumption in all controller datasheets with different values.What parameter should be considered while calculating...

DFSDM oversampling

Posted on September 11, 2017 at 16:49 Hello! I have external oscillator with frequency 384 MHz. I want to sample MEMSPDM microphone with 512 kHz frequency and get 16 kHz audio with oversampling ratio. Here is my initialization: __HAL_DFS...

Resolved! Ethernet cube config

Posted on July 17, 2017 at 00:57in CubeMx 4.21.0 setting the 'Ethernet configuration registers' addresses...What is the correct configuration for the STM32F76x  for the LAN8710a  ?

T J by Lead
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TIMER Update CNT value while running

Posted on November 07, 2017 at 15:58HelloI have a problem with the Timer2 on STM32F767.I use the Timer2 as simple timer in Countermode Down. With this timer I want to realize a countdown to start another process once after the underflow interrupt ha...

Resolved! Encoder CNT reset

Posted on November 08, 2017 at 09:15On STM32F777 I have configured TIM2 as encoder counter with a period of 8192  (i.e. the CNT will wrap at 8192, see ARR register).Everything works as expected until I reset the CNT by setting TIM2->CNT=0. In this c...

STM32Cube F4 V1.17.0 has incorrect CMSIS GCC library

Posted on November 03, 2017 at 22:27Hi ST,I have just downloaded 'STM32Cube_FW_F4_V1.17.0' and found it has 'libarm_cortexM7l_math.a' in CMSIS folder.There is no cortexM4 file so I am confused if M7 library is compatible with M4.I think this is a mi...

mclapd by Associate II
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STM32F303 Canbus

Posted on November 08, 2017 at 05:58Hello,I have a hardware using STM32F303RCT6 and Can Transceivers TI SN65HVD232. I want send data from Canbus to Terminal using USART1 and blink LED at GPIOC_PIN_9. I just used ARM, and i used to STM32cubeMX to con...

Vu Luu by Associate
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Power consumption issue with STM32L073VBT6.

Posted on October 28, 2017 at 12:45 I have my own product board with STM32L073VBT6.The power comsumption increase to 10mA (an other is 4mA) when enter low power mode.So I had removed all other chips only left the STM32 and found out that the MCU cos...

ren yong by Associate II
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