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STM32F4 RS485 and RTS pin

Posted on December 08, 2015 at 12:11Hello there,I need to implement rs485 communication using STM32F407. I am using MAX487 chip which has a direction pin. I have searched the forums for a hardware solution to this, and found a topic which says that ...

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how to convert RTX C program to C++ program

Posted on December 09, 2015 at 08:53Hi I have a Keil RTX C program which work correctly,Now i need to include a C++ library to it, but as you know C compilers are not able to compile C++ libraries(I used CLASS in my C++ library). Then is it possible...

mhdizgah by Associate II
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CubeMX broke SDIO DMA in latest update

Posted on November 12, 2015 at 15:04In the current release of CubeMX V4.11.0 using the latest F4 libraries, V1.9.0, a bug has been introduced that makes the SDIO DMA channels useless.  In the previous library set, V1.8.0, when the DMA channels were ...

STM32 NUCLEO extension board with Ardunio Uno

Posted on November 10, 2015 at 21:05Hi ,I am trying to develope Ble HID keyboard using Ardunio Uno and STM32 X-NUCLEO-IDB05A1 extension board.I am very new to this... I have gone through the STM32 quick guide. I could not understand whether I need t...

venky999 by Associate II
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STM32F249 ADC using EXTI11 + DMA

Posted on December 08, 2015 at 12:08 Hello, I'm trying to use ADC with EXTI_ I have read many discussions before but still got an issue here. Here's the code I'm using: static void ADC3_CH13_DMA_Config(void) { ADC_InitTypeDef ADC_I...

Sector and page size on STM32F072C8

Posted on December 08, 2015 at 11:30I need to find out the sector and page size on my particular SOC, which is STM32F072C8T6. According to the part number information from the data sheet (DM00090510), this is a 64 kB flash memory version. From the r...

gmate1 by Associate II
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DWT_CYCCNT -- explanation

Posted on December 08, 2015 at 13:08 Hi i have seen the below code on this forum. for example if i wnt to make a delay for 10 seconds then how to calculate the tick value.? Can anyone help ?. volatile unsigned int *DWT_CYCCN...

arunease by Associate II
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