STM32F4 running from sd card
Posted on October 24, 2014 at 20:07Hello, I wanted to know if it is possible to run a code on the stm32f4 board from an external flash like an sd card. Do I have to program a bootloader?Thanks
Forum Posts
STM32F103R4 CAN PA11 PA12
Posted on October 24, 2014 at 17:45Hello,I had tried to set the ''CAN BUS'' in MCU STM32F103R4 in PA11 and PA12 with STM libraries, but when i try to transmit any message, the MCU don´t transmit, Someone could help me with the module configuration? ...
STEVAL-IDB002V1 USART Problem
Posted on October 24, 2014 at 14:23 Hey, I am new to the ARM development coming from a background of 8051, PIC and some AVR. With my first new test I managed to make input and output work, also I have manage to direct EXTI on input pins. ...
Button problem with custom card (STemWin)
Posted on October 19, 2014 at 19:05Hello ,I have a problem with button function on my card. I can use emWin library to display text, but I cannot display button. In place of button, there is a black block. As shown in the picture. Code: ...
STM32F429I-EVAL ETM Trace not working
Posted on October 23, 2014 at 18:03 I recently purchased a STM324F29I-EVAL board. I am using Keil uVision 5 along with a ULINK Pro debug probe. I have been able to get the basic ITM trace to work via SWO however the 4 bit ETM trace I am not able...
STM32F072 USB cdc device sending data to PC
Posted on October 23, 2014 at 18:27 Hello everybody I am trying to make VCP work on STM32F072 discovery board. I have written a program to send data from device to PC with the help of ST example code and this discussion: /public/STe2ecomm...
USB Host / enforce device to disconnect and re-connect ?
Posted on January 24, 2012 at 08:23Hi, I'm trying to communicate with Huawei 3G USB modem using STM32 Host and Device USB Library. Those modems require to be disconnected after some configuring to switch to CDC mode.Is there any way to force some U...
STM32F4 ADC multiple channel
Posted on October 21, 2014 at 16:40 Hi, I was looking for an example about ADC with 2 input pin and I have found this code, from another old thread in this forum: #include < stdio.h > #include < stdlib.h > #include < string.h > #inclu...
FreeRTOS configMINIMAL_STACK_SIZE
Posted on October 24, 2014 at 11:59In some of the demos for FreeRTOS on cortex M0 MCUs configMINIMAL_STACK_SIZE is set to 60 while on some others it set to 70. Using the STM32Cube software it's set to 128.My question is what is actually the MINIMAL ...
STM32 ADC: Multiple channels with different sampling rates
Posted on October 23, 2014 at 10:51I am trying to figure out how the STM32 multiple channels ADC conversion works (regular group). Lets say I want to convert on two channels, channel 1 and channel 2, on ADC1 and the sampling rates are 1 Hz and 10 Hz...
