-nan(0xffff) value while reading from flash
i'm getting -nan(0xfffffe0000000) value while reading from flash. why i'm getting this value and what is it?
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declaring variables with ram address
I declared some test variable like,unsigned short *testvar= (unsigned short *)0x20020074;unsigned char *testvar1[4] = {(unsigned char *)0x20020076,(unsigned char *)0x20020077, (unsigned char *)0x200200...
Resolved! STM32F4 USB "Hello world" example?
Hi, i am trying to use USB VCP device on STM32F401. Is there a example available for this? Optimally, if it ends with something like the "Hello World" display in the terminal. My goal is to replace FTDI with internal USB in STM.Thanks
Resolved! LWIP with STM32F769
Posted on May 21, 2018 at 17:07I want to use the ETH port to communicate with other devices. I started by creating a project in CubeMX for the STM2F769I-Disc board. I simply added the LWIP and the ETH port (as RMII) and set a specific IP address (wh...
FileX NAND Flash performance problem
I using the stm32L4+MT29F2G01 and the latest Filex library from ST 2.0.0 (6.2.0 AzureRTOS). After the format, the performance is satisfactory for me (250ms write 2048B), but after saving a few files of about 1MB each, the efficiency drops sharply, th...
Resolved! AWS Iot Core Connection / Project Build Error ( B-L4S5I-IOT01)
B-L4S5I-IOT01 보드를 사용하고 있으며, AWS Iot에 연결하는 과정을 따라하고 있습니다. aws-demo 빌드시 오류가 발생하면 결함을 발견할 수 있는 방법이 도움이 되었습니까? 미리 감사드립니다. https://catalog.us-east-1.prod.workshops.aws/workshops/b5857416-f2f6-4188-8562-053ec5f983ef/en-US/lab-0 > 불러오기 링크 >오류가 발생한 화면 (x-c...
Resolved! Problem with custom bootloader and STM32F042 (Solved)
Dear Friends, Edited:I have a bootloader that I made via I2C through the mailbox of an ST25DV04.The bootloader works fine, it is able to save in the flash the whole content of the hex file (valid data).I have added vector table remapping in my "blink...
10/100 Ethernet Maximum Throughput with lwIP
What is the theoretical maximum data throughput for the 10/100 Ethernet port on an MCU running lightweight IP (lwIP) on baremetal? I am simply looking to receive UDP data and write it directly to local memory as fast as possible. I am using STM32H7...
STM32 C011
Hi,I am going to be a part of a firmware development using STM32C0 series. Can I able to use ADC input which is input power supply as EXT Interrupt to wake up from sleep mode?How can be it assigned in ?Please Can anyone give an idea?
Sending integer values through UART (STM32L0R8) (HAL drivers)
Posted on June 26, 2016 at 12:05hii am trying to send integer values from my nucleo board to my pc by using UART, i.e. you can take that sensor values. The UART example ''UART_TwoBoards_ComPolling'' in the stm32Cube that uses HAL libraries, only sen...