Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on June 30, 2014 at 10:27 Hi, It seems that DMA is not working properly. Based on the code below I don't get ADC values on the DMA destination adres ''ADC_Raw'' When I check the ADC peripheral address (ADC3_RDR), I can see the...
Posted on June 29, 2014 at 14:47 Hi, in the stm32cube in file ''stm32f429i_discovery_lcd.c'' following include files are not coming with the stm32cube-package. #include ''..\..\..\Utilities\Fonts\fonts.h'' #include ''..\..\..\Uti...
Posted on June 28, 2014 at 17:27Hi, I have configured I2C2 in stm32f215 like below mentioned code, as well as i tried to read the device id. But while i am running its hanging in while(!I2C_CheckEvent(I2C2, I2C_EVENT_MASTER_TRANSMITTER_MODE_SELECTE...
Posted on June 25, 2014 at 09:49Hi,I had a look at DoFullPID and DoPID functions in PID_C_stm32.c file and undrstood that variables like Error and Output are defined as uint16_t.I'm wondering how these variables deal with negative values? What if in...
Posted on June 30, 2014 at 05:25 I am using a STM32L151 as an SPI slave - the master is another ARM processor. Every 50ms, the master drives NSS low, clocks 250 bytes and then sets NSS high again. On the STM32, I am using DMA to ...
Posted on June 29, 2014 at 18:05Hi,I'm working with STM32F401CB with IAR. The memory structure is:// Base address of the Flash sectors #define ADDR_FLASH_SECTOR_0 ((uint32_t)0x08000000) // Base @ of Sector 0, 16 Kbytes #define ADDR_FLASH_SECTOR_...
Posted on June 24, 2014 at 22:52I've started trying to use software floating point with the STM32F205. I'm sure this has to do with the Yagarto/GCC toolchain, but I'm hoping someone can give me some ideas as to what might be going wrong. At this poi...
Posted on June 29, 2014 at 10:04 hi guys i have discovery board (stm32f407) and in my code i have some tasks which have to execute in specific time . so i have to have a accuratedelay , i used to use this : void Delay(__IO uint32_t nC...
Posted on June 28, 2014 at 10:46I define a macrio in .h file using C language:#define VERSION 0x01.But I want to use it in an ASM file. How can I reference it? I try to #include ''*.h'', but it failed.
Posted on June 28, 2014 at 17:42Hi, I have written code for configuration and Data_send for SPI in stm32f215 like below mentioned code. I have monitor the clk,data,CS while running using CRO, i am getting CLK,Data but not getting CS. What is the pr...
