Resolved! Count edge with TIM14 channel 1 ?
I use counting on TIM15 and now need change to 14 , but seems here external pulses counting dont work. FYI STM32F030Is any setup for 14 possible?
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Resolved! incorrect nand id stm32h7
Hi everyone First time i read the nand ID with fmc it was all good.It was 0x2c 0xF1 0x80 that the micron told.But some times it couldnt read the id and it was all 0xff.Now when i read the id, i get two different ids.first ox2c 0x1 0x2 0x3 and sometim...
DMA transmit/receive on lpuart1
I'm using the NUCLEO-H753ZI dev board and have been testing various tx/rx reception modes using HAL routines with RTOS for all the available uarts. I have them all working well except lpuart1. When I try to receive or transmit in DMA mode I get no in...
How to make Metal detector using STM32 MCU.
I want to make metal detector circuit using STM32 for material shorting specification of circuit is given below.It can detect ferrous and non ferrous both metal.digital out put hi when metal object detected.It can show detected piece area.It is capab...
Resolved! STM32L471 System Memory always mapped to 0x0000_0000?
Hi everyone!I have found that the System Memory (Boot ROM) is always mapped to 0x0000_0000 on the STM32L471RET6 that I'm developing on. The Flash Memory is mapped to 0x0800_0000 as expected but as soon as interrupts are triggered they jump to 0x1FFFF...
STM32G474RE NUCLEO board SIMD instruction test
HiI want to test the execution speed of SIMD instruction. My demo as below.16-bit addition, for example.I find the instruction __SADD16() in cmsis_gcc.h. The execution time using __SADD16 is 27us and the time without __SADD16 is 23us. It seems like ...
STM32H750VB HAL_RTC_GetTime() function returns to old value.
Hi, i'm working with RTC and having issue about getting time. I'm calling HAL_RTC_GetTime function with HAL_RTC_GetDate, it's return old value of time. For example time is 00:10:00 and i called gettime function, it's return 00:09:38. I'm getting time...
How to wake up STM32L010 every 100ms?
I am new in st's mcu.I am going to switch my project to STM32L010 (Nucleo-L010RB).In my project, i need to let mcu going to stop mode and wake up it self every 100ms.How do i do it?Is there any code for me to study?
STM32L151: HAL ADC DMA wait for completion of transfer
Hello Guys, I want to read multiple channels from my adc using DMA.However I want to implement it the following way:while(1){1. Start ADC DMA (scan, discontinous conv.)2. Wait for the completion (the CPU should just wait until the conversion of the m...
Resolved! I am trying to display the time on a OLED display using the RTC and I can get it to work but I keep getting a warning. I know there is a better way and was hoping someone could enlighten me as to what I should be doing.
Hello I am very new to c programming and embedded design. I know there is a right way to do what I am trying to accomplish. I seem to be doing it the wrong way even though my code still "works" I am getting warnings on a couple lines of code. Line ...
