STM32 MCUs Products

Complementary PWM at active low.

I have generated complementary PWM signal on STM32L496ZGtx. I used TIM1CH1 and TIM1CH1N. I am using one pulse mode so that every 1 second, I generate complementary signal. However one channel starts at active HIGH and another starts at active LOW. Ho...

RTC Time updated on reset

Hi,I'm running RTC on LSI Clock and transmitting data via UART2 but the RTC is not displaying updated values but while on reset it is showing updated values as shown in below image.Thanks & Regards,Vijay Rakesh.// Gobal Variable's RTC_HandleTypeDef ...

how to declare byte in STM32

I am using in adruino declarationuint16_t x;...byte lowerByte = lowByte(x); byte upperByte = highByte(x);Wire.beginTransmission(0x23); //Slave Address Wire.write(lowerByte); Wire.write(upperByte); Wire.endTransmission();to send bigger numbers over I2...

Bug in STM32L1 SDK (LL) samples

Projects\STM32L152RE-Nucleo\Examples_LL\USART\USART_Communication_TxRx_DMA\Src\stm32l1xx_it.cDMA handlers clear wrong flag (GI instead of TC):void DMA1_Channel6_IRQHandler(void){ if(LL_DMA_IsActiveFlag_TC6(DMA1)) {   LL_DMA_ClearFlag_GI6(DMA1);Versio...

STM32F4 - can bus Id filters configuration

Posted on January 26, 2016 at 12:04Hello everyone, I'm working with STM32F415RGT6. I need to setup the can filtering so as to get all messages which source address (I need to work with extended IDs) is different from a given one, discarded (by hardw...

�?stm32f4xx_hal.h�? needs “stm32f4xx_hal_def.h�?,but "�?tm32f4xx_hal_def.h “ has included “stm32f4xx_hal.h“.

Problem running STM32CubeProgrammer

When running the program STM32CubeProgrammer, an error message appears, saying:"CubeProgrammer_API or one of its dependencies is missing. Please try reinstalling the program of check your java architecture". However I have the lastest JAVA SE Run Tim...

I Could not find a proper crystal oscillator.

I am working with stm32l031k6 which have 4 different (Gm) "Maximum critical crystal transconductance" . I need precise RTC for it so I decided to use an external oscillator (LSE). I followed steps mentioned in "Oscillator design guide for ST microcon...