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Forum Posts

stm32f746x SPI strange data size

Posted on November 12, 2015 at 13:47I have a problem with the datasize of the SPI of the stm32f746. When I set the size (DS in CR2) 0111: 8-bit or lower, the spi gives double clock pulses. When I set the size 1000: 9-bit or bigger, the clock pulses ...

USB OTG dual core using HAL Library

Posted on November 23, 2015 at 15:35hello, I m working with stm32f407 and coding in emblocks using HAL library. I have made two saperate code of USB as HOST and USB DEVICE using HAL library. Both are working correctly. now I want to make  OTG Dual c...

[STM32L053] TIM21 reload value

Posted on November 25, 2015 at 17:48I cannot find any function which allow me to change the reload value (supposedly stored in ....Init.Period member of the timer struct). Should I rerun Cube MX and change the counter period in the the TIM21 setting...

stanzanim by Associate III
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FMC modes

Posted on November 26, 2015 at 10:54Hi, i am not quit sure that i understand modes in fmc eventhough i read reference manual (stm32f429). i like to know whats the purpose of 4 modes and how it differs?...Could anyone give me some good description?

arunease by Associate II
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Use TCXO for RTC clock source on STM32?

Posted on November 06, 2015 at 22:22Has anyone used a TCXO (temperature compensated crystal oscillator powered device with driven clock output) as a clock source for the RTC on STM32F030R8T6 or STM32L152R8T6 (or any STM32) including operation in Sta...

jkrueger by Associate
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external clock supply for STM32L0 discovery

Posted on November 24, 2015 at 06:11 Hello everyone. I want to supply an external clock (which frequency is 24MHz) to a STM32L0 Discovery board. I read the user manual (UM1775, ''OSC clock supply'', P22-23). First, I made SB2...

SD ADC behaviour on STM32F373

Posted on November 13, 2015 at 04:41Hello, I am using STM32F373RBTx micro in my prototype board and have an unexplained behaviour that I observed during my bench testing, particularly around SD ADC operation. 2 things were observed: 1. unexplaine...

samuel by Associate
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How to start with SMbus and F2 or F1?

Posted on November 20, 2015 at 15:53I have a sensor which uses SMbus. How many unexpected features it has, or does it work with STM32F2 directly? What about addresses and shifting them. So far, I2C bus has not worked.

LMI2 by Lead
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