Posted on April 13, 2017 at 19:21Hi I am working on using the RTC, and have a project coming up that requires to run from battery for a couple of years. I will be using the RTC for tim stamp information. I know I will have to keep calibrating the R...
Posted on April 13, 2017 at 19:34Hi,In a custom L1 board, I have microSD card configured with FATFS SDIO. At the power-on-reset, FATFS is initialized bymemset(&fs32, 0, sizeof(FATFS)); res = f_mount(0, &fs32);memset(&fil, 0, sizeof(FIL));16KB Senso...
Posted on April 12, 2017 at 16:04Hi,I have an STM32Nucleo board with the STM32L432 chip.I am currently trying to get the SPI example working without success.. STM32Cube_FW_L4_V1.7.0\Projects\STM32L432KC-Nucleo\Examples\SPI\SPI_FullDuplex_ComPollingI...
Posted on April 13, 2017 at 16:41Hello.Can anyone help me with CAN filters configurationI need to implement 3 independent cases of the filters(will be used independently, so not in same time)Case 1 (for OBDII 11 bits communication)I need to receive ...
Posted on April 13, 2017 at 06:44Dear Sir, I m using timer1 of STM32F407 to get Edge-aligned PWM & using the following settings to give 84 MHz clock to timer1 :RCC->PLLCFGR &= ~(0x1F); //PLLM=0 RCC->PLLCFGR |= 0x08; //PLLM=8 RCC->P...
Posted on March 05, 2017 at 20:52STM32F413 http://www.st.com/content/st_com/en/products/microcontrollers/stm32-32-bit-arm-cortex-mcus/stm32f4-series/stm32f413-423/stm32f413vh.html says:Up to 5 SPI/I2Ss (up to 50 Mbit/s, SPI or I2S audio protocol), o...
Posted on April 12, 2017 at 19:23HiI am implementing a USART driver and would like to use DMA for reception. In order to detect a timeout on the RX line, I use the USART idle interrupt.The DMA works and I receive the expected characters. However onc...
Posted on April 13, 2017 at 07:49It is: https://nettigo.eu/products/power-supply-apv-35-5-mean-well-5v-5-0a, like the text says, APV-35-5 MEAN WELL 5V 5.0A. It is dedicated for LED lightning, but will work with STM32 / Nucleo, yes?I will get 4A from...
Posted on April 12, 2017 at 02:50Hi All,Which flag in the UART DMA can be checked to indicate that I received a new byte. I also would like to check the DMA of my UART while its receiving, and if I receive a special character say '\r',I want to star...
Posted on April 08, 2017 at 15:31Hi,Have been doing quite a bit of drawing onto a LCD display with SPI and DMA. In the process of updating the display, i found the results were unexpected, but the code doesnt seem to be the culprit, since when I tes...
