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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CMSIS DSP Library - spurious output from arm_conv_f32

Posted on November 09, 2011 at 10:06Originally Posted 12 October 2011 to OnARM forum (which seems to be dead). Using arm_conv_f32 with a 7 element array and a 58 element array I get convolution results I expect. 0.0625, 0.125, 0.1875, 0.25, 0.1875, ...

John F. by Senior
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Mac os x driver for stm32 series

Posted on November 04, 2011 at 16:07I am sorry I am new here and did not found the related info in this forum.So I wonder if ST plans to release mac os x drivers for STM32.If a thread is currently treating this subject I would be grateful if someone...

Accelerometer

Posted on November 07, 2011 at 11:41Hello, We are working with the STM32F4-Discovery and are testing the accelerometer. The demo program works fine and we see the LED values blink when we tilt the board (in an angular fashion). In that case, 2 LEDs ...

girish by Associate II
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Custom HID sending more tha 1 bytes [Solved]

Posted on November 07, 2011 at 14:46I have problem with sending report bigger than 1 bytes. I have configured descriptor  and endpoints buffers address  ( I am using 2 endpoints because i develop Composite device HID + MSC which is working properly...

VDD_FT

Posted on November 07, 2011 at 14:16I'm interested to know about the input protection doides on five volt tolerent IO. In various places the documentation shows the clasic diode from the IO to ''VDD_FT'' and states ''VDD_FT is a potential specific t...

trevor23 by Associate III
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Toggle mode confusion

Posted on November 06, 2011 at 13:25my IDE software shows following clock summary for my code: HSECLK :8 Mhz SYSCLK :72 Mhz HCLK   :72 Mhz PCLK1  :18 Mhz PCLK2   :72 Mhz I have following codes (only necessary lines are mentioned): __IO uint16_t CCR1...

STM32L152 and short delay [Solved]

Posted on November 01, 2011 at 12:36Dear forum users, I use the STM32L152 with a RTOS.I need to wake up a task after a short delay (shorter than the time slot). I think I will utilize a timer interrupt to release the mutex token in the delay routine...

thoma by Associate II
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TIM3 Problem

Posted on November 04, 2011 at 05:50 I’m having a lot of problems with timer 3. What I’m trying to simply do now is remap TIM3 to the leds and have the blue led stay one for 1sec and the green to stay on for 1.5sec. Now when I tried to do this th...

ctechguy by Associate II
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