Hi,Sorry for my stupid question but I am always in doubt when I give the priority in the NVIC table for DMA, UART, SPI, Timer, ...Is there a rule like for example set all DMA at 0 ?How to know what peripherals must have the highest priority and how ...
Dear Members,I have 4 devices on I2C 1, 2LCD s and 2 Sensors,I tried to init 16x2 I2C LCD, it seems that it blocked all the process,Is it because of 3.3V databus ? Does it need 5V databus?HAL_StatusTypeDef LCD_SendInternal(uint8_t lcd_addr, uint8_t d...
Hi ,I am using 2 F103rb NUCLEO. My code works fine in LoopBack modeBut when I use in normal mode, the TransmitMailbox status is pending I cannot receive on the other boardThe transceiver I use is TJA1050I do put resistor between CAN H and L , 120ohmM...
I am using STMG32G070RB8TX for Programming the device is detected in TS link Utility but when i compile the compiler throws an error below is the description of the error.Error in final launch sequence:Error in initializing ST-LINK device.Reason: (25...
I have tried using the client demo program to try to connect to my android server. I can tan an android phone, setup as a tcp client and talk to the tcp server without issue. When i try the demo board it cannot obtain an ip address. I have used all t...
I used TIM1 to generate complementary output PWM signals. The EGR register is used to generate a COMG event to update the output signals. The output waveforms are good. But I found the output can't absorb sink current when it is low, a 2k pull up re...
Hi,Greetings,I would like to freeze the IWDG in stop 2 mode.Code is available here:// Read bit and regitster LOG_Print("Flash->OPTR Value(Before):%#x\n",READ_BIT(FLASH->OPTR, FLASH_OPTR_IWDG_STOP)); ...
Hi,I'm looking for an example with SDIO + eMMC (and not SD). Is there something like that ?I know that there are threads about it, but I have not found a solution.Does someone get eMMC working? Read/Write? Could you please share your code or help to ...
I have the stm32f417 connected through 10 pin JTAG connector to a Sagger J-link debugger. I am using the SWD pins only. My prototype was working without issue, but now it sometimes it works and sometimes it doesn't. I have two more prototypes perform...
Hi,I am using a Nucleo F429ZI. I want to use a CR2032 battery with the Vbat pin, just to keep the Nucleo's clock and back-up registers going whenever the board is disconnected from its supply power. At the moment now, I am testing a program that prin...
