STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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STM32F030C6 Supply voltage sensitivity

Posted on December 12, 2015 at 18:42Hi there,I am using a STM32F030C6 behind a buck stepping down a voltage to 5,5V, then a LDO regulating to 5V and finaly a LDO to regulate a 3,3V for the STM.At the scope, the 3,3V is almost clean. Still having som...

How do I start the ADC channel switching

Posted on December 12, 2015 at 23:28 Guys I have included a copy of my sample test code, currently, when debugging, the only channel that is being read is ADC_CHANNEL_ I would appreciate any insight as to why the sequencer does not ''cycl...

nm1120 by Associate
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Encoder with SSI interface on STM32

Posted on December 11, 2015 at 12:20Hi folks,I am wondering how to interface an encoder sensor using SSI interface on my STM32. I didn't find any product with integrated SSI interface.The encoders provides 18-bit frame as describes in datasheet (see...

farmange by Associate
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Hall-effect sensor

Posted on May 27, 2013 at 21:04 Hello, I'm trying to read rpm from a fan. At first I tried with EXTI and while it worked at fast speed, it started to get crazy when halted or at low speed, especially when the voltage was at undefined...

STM32f103 RTC Write Protection

Posted on December 12, 2015 at 14:38 Hello, i try to get my program work, but im unable to modify the rtc registers. I know that there is a Write Protection, which you can unable by polling the RTOFF Bit and then set the CNF Bit. It doesnt w...

STM32F030C6T6_ADC_DMA

Posted on December 12, 2015 at 08:18 we are configured the ADC1 ADC_CHANNEL_8 & ADC_CHANNEL_9 in DMA mode using STM32CUBMX version 4.0 for MDK-ARM. But the ADC value are not updated in the user buffer,please help me how to configure the ADC using...

baskar by Associate II
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STM32 chip keeps rebooting

Posted on December 11, 2015 at 02:00Hi all, it is really very weird. I am using stm32f411rct6,which has 256k program space and 128k ram. Very often the program is weird, keeps rebooting or dead at all. For example in a subroutine, when I delete 2 or...

rwmao by Senior
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PROBLEM WITH FFT ON STM32F4

Posted on December 11, 2015 at 08:54 I'm going to apply FFT on 512 sized array captured from ADC BUT as soon as i add libraries like ''arm_math.h''or ''ARMCM4.h'' i get bunch of errors here is my code please someone kindly help me im...

ghfa0098 by Associate
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programming the STM32L151CCT6

Posted on December 08, 2015 at 10:34 I am trying to program the STM32L151 device using V2.8 of the Demonstrator GUI application. I see that the device is already in BOOT mode because when i sniff the UART communications, the traces shows that...

wl by Associate
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