Use jtag uart
Hi can i use the same uart as my JTAG debugger uses to communicate with my Lidar i am using nucleo-64 board.It is uses pins PA2 and PA3 to load the program?
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Timer 2 output compare mode generating DMA requests without CC match on F411
Hey everyone,I am outputting a waveform via TIM2 CCR1 stored in an array and transferred via circular DMA access.The timer is configured for output compare so that whenever a match occurs, a dma request is generated and the next value is fetched from...
External Crystal not working on STM32L073Rz Nucleo Board.
The Nucleo Board takes clock (8MHz) from ST- Link Programmer and we want to switch it to external (8MHz) crystal which is not working.We programmed the RCC->CR register to 0X03030300U so that it sets to external crystal but it shows 0X03050305U ( HSE...
What is the max clock speed for FMC SDRAM. How to speed up the SDRAM ?
Hello Everyone,I am using STM32H753I-EVAL board and I am using on board SDRAM for all my data storage and computations (which includes floating point calculations). I am able to run SDRAM at 100Mhz. Even though my controller is running at 400Mhz ther...
How to properly configure a RTC clock?
Have some problem with my code. CLock works too fast(about 20%). no difference between built-in oscillator, or crystal. And counts wrong(1, 2, 3...9, 16, then again 9 normal, and jump 6 up).Heres my code:#include "main.h"#include "an_disp.h"#include ...
Resolved! STM32L152 GPIO Configuration
Hi, I would like to control a GPS module reset pin thru STM32L152. The reference circuit of the GPS module reset pin as per attached picture. According to the GPS data sheet, the reset pin "Only drive with open collector, no external voltage to be ap...
Resolved! STM32L433CCUX Flash Loader STMAP File
please somebody help me.i really need the STMAP File supports STM32L433CCUX. i cannot see this stmap file in flash loader demo program. please give me stmap file or please let me konw how to modify with other stmap file.thanks a lot.
how can i separate the lat long and altitude from gps in code ?
i got out put data from the gps and now i have to separate the lat long and altitude values from the raw data so please someone can help me with the code
How to use memory to memory using the DMA with TCP communication.
http://roruca.blog.me/221415955502It is a post written in Korean.Automatic translation is recommended.
My SPI in Half duplex mode is sometimes not working correctly
Hello, I am new to STM32F0xx device. I have a 3-wire SPI sensor (half duplex mode SDI/SDO).I have created spi_init(), spi_write() and spi_read(). It working but sometimes I get some timing errors where my CS goes high correctly but I am still outputt...
