STM32 MCUs products

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Problems with LPTIM_Timeout example

Posted on June 08, 2017 at 09:56I've built this project using Atollic's IDE but the MCU doesn't wakeup after going going to stop. So I've been trying to understand why, sadly without much success. One problem I've come across is that the RM0367 refe...

LPTIM and USART2 in Stop1 mode

Posted on March 14, 2017 at 11:20Hello,I have succeed in making my application (STM32L475 based) going to Stop1 mode allowing it to leave stop1 mode in the following situations:- RTC (every 31,25ms)- I2C1 IRQ- USART2 IRQ (UART_WAKEUP_ON_READDATA_NON...

dtarrago by Associate II
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STM32L071 LPTIM Instant ARRM

Posted on March 02, 2017 at 14:52I've recently set about to use the Low Power Timer on an STM32L071. The idea is to set it to count up to a particular value then stop, the code for which follows:void hal_Timers_LowPower_Once(uint32_t period){    LPT...

Resolved! STM32L4 PWM with LPTIM

Posted on March 01, 2017 at 16:29I'm working with STM32L475 and I'm using LPTIM to create a PWM signal. LSE clock is used (because I will use Stop mode), and period is set to 31 in ordet to generate 1kHz signal. PWM is working fine and dutycycle is ...

dtarrago by Associate II
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STM32L0 LPTIM in Stop Mode

Posted on December 01, 2016 at 23:27Hello everyone. I am a new member to this forum and this is my first use of STM32 products. I'm developing on the STM32L0 Discovery board and building off the LPTIM Timeout Example. Is it possible to start the LPT...

mitch2 by Associate
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LPTIMx_CMP interrupt on STM32L476

Posted on November 17, 2015 at 20:07I'm trying to generate an interrupt on compare match of LowPower Timer. No luck until now, I tried everything using the HAL libraries, the AutoReload interrupt is correctly generated but not the compare match. Any...