stm32f107rct6 and stm32f429ZI ICMP packet hardware checksum problem
Hi I'm trying to ping my device and also ping internet with my device but I get checksum error! when I checked packets using wireshark I noticed that checksum for ICMP packet is 0
Forum Posts
USB Composite CDC not working on macOS 10.14
Hello,I recently developed a USB Composite HID+CDC application for STM32F072B MCUs.Now I am evaluating my application on several Operating Systems.Both HID and CDC work great on Windows 7 (32/64 bit), Windows 10 (Home/Pro) and Ubuntu.I am having trou...
Ethernet communication
I am using Ethernet transceiver "LAN8742A-CZ-TR" for STM32F427ZIT6.Does "STM32F427ZIT6" support the mentioned transceiver and to what pins of STM32 should i connect the RMII signals?Thanks in advance..
TCP Client Problem
HiI'm using netconn api library to make tcp server and client on stm32f746Tcp server works properly but client can not connect to server and it returns error code -4 (err1) which means routing problemI don't understand the reasonhere is my codestruct...
Resolved! HAL_Delay() is not working properly!!!
Resolved! How to disable USB Receive (OUT) (response with NACK) for a while ?
I'm implementing USB CDC for my project. In the USB callback function (CDC_Receive_HS), I copy the contents to a user's data array and exit the function. I process the received data in the main function. (not in USB interrupt routine)What I want to d...
HAL_UART_Transmit_DMA does not check if DMA is actually ready?
Hi,I am using STM32Cube_FW_F4_V1.24.2. I noticed that HAL_UART_Transmit_DMA internally only checks the UART state (line 17) but completely ignores the return value of HAL_DMA_Start_IT (line 48). So what will happen if HAL_DMA_Start_IT returns HAL_BU...
CAN and USB (vcomport) together (CAN USB bridge)
Hello ,I need to design CAN and USB bridge .which micro controller should i be using?.and i have tried STM32l4r5zi, STM32F407vet6, STM32f373 but none of this got worked, every time i have to deinit the CAN and run USB. is there any micro controller...
STM32L1 HAL has compatibility problems on I2C API.
Hi.I have found the STM32L1 HAL generated by CubeIDE doesn't have compatibility with the one generated by CubeMX.For example, According to the UM1816 "Description of STM32L1 HAL and low-layer drivers", I2C has API like following :HAL_I2C_Master_Seque...
