external sdram connection to stm32f429ii
Posted on December 05, 2014 at 19:19Hi,i'd like to connect an external sdram to stm32f429ii controller. There is a question, is it necessary to use dqm pins? i want to use MT48LC4M32B2 sdram.
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Quadrature Encoder STM32 Z Capture
Posted on February 23, 2015 at 15:03 Hello,I'd like to use an quadrature encoder connected to my STM32F4 Discovery Board.I have connected the A and B outputs to PC6 and PC7. CH1 and CH2 of TIM8.It works pretty good, the timer counts.Now I'd like to...
SPI Software Chip Select
Posted on February 14, 2015 at 13:46 What is the best way to implement chip select in software? I've tried doing it this way: HAL_GPIO_WritePin(NSS_PORT, NSS_PIN, GPIO_PIN_RESET); HAL_SPI_Transmit(&hspi1, out , 1); HAL_GPIO_WritePin(NSS_P...
Update Binary with Bootloader
Posted on February 23, 2015 at 16:29Hello,I´m trying to update my application with the Preprogramed bootloader by apropiate uart and pins BOOT1/0 according to that task.I could use this application to do that, couldnt I?My Keil compilation makes 2 f...
Poblem programming stm32f334 witn the flash loader demo 2.7.0
Posted on February 19, 2015 at 09:09I can program the stmf32f334 chip without problem with the desktop version ''FlashLoaderDemo.2.7.0'' - it is Ok. But the command line version gives error: ''The instruction of ''0x7c911699'' referenced memory of ...
5 V pulse board stm32f407
Posted on February 19, 2015 at 16:28Hello, i want to generate a periodic pulse of 5V into a pin using a TIMER. Has someone a code similar to this? Thank you #timers #stm32f4 #stm32f407 #discovery
Will STM32F407ZG supports using AS1115 driver ?
Posted on February 23, 2015 at 10:33I am having a custom board with STM32407ZG, the board also has AS1115 driver IC for supporting the keypad and led lights. Is there any example relating to this combo? #stm32f407zg #- #as1115 #example
Hard Fault-> INVALID STATE when calling WFI() STM32L
Posted on July 31, 2014 at 10:46I hit an issue with our STM32L project that is giving meheadaches.We have recently upgraded from STM32L151VB to STM32L151VC as we needed the extra RAM.Migrating the code though, has started triggering HARDfaults with ...
interrupt driven usart2 reception not working
Posted on February 16, 2015 at 03:11Hi,This is kiran kadam.currently i am working on gsm based project.tools i am using for development are stm32f429 disco board,sim900 module,level converter and ewarm7.3i am stuck at interrupt driven uart.i have wr...
TIM2 Interrupt period issue
Posted on February 22, 2015 at 21:49The original post was too long to process during our migration. Please click on the attachment to read the original post.
