Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on March 04, 2013 at 03:51It is possible to have two serial outputs under master mode for one SPI? I need to drive two groups of devices at the same time with DIFFERENT data on ONE clock signal. That is, I need and only need one clock signal,...
Posted on February 28, 2013 at 16:54 I have to receive a data on my stm32f100 microcontroller which is sent from a software on PC through RS232 port. I am using IAR C compiler and in the interrupt handler i have some further sensor related progr...
Posted on March 04, 2013 at 11:31 Hi, I am trying to make the I2C work in slave mode in a STM3241G-EVAL. I want to comunicate the stm32f417 with a mother board that is running Linux (that will be the master). I am in the very begining a...
Posted on March 03, 2013 at 11:52hi everyone i am looking forward to purchase evaluation board for learning cortex m4. i would be requiring GLCD/TFT and camera in future for some image processing applications where i might be using DSP capability of...
Posted on March 04, 2013 at 07:45HiRecently I was using my STM32F4 discovery board in my variable speed drive project and got an over-current detection message in the IAR, and LD 7 (Green LED at the bottom of the board) lit up.Now, I think I did not...
Posted on March 02, 2013 at 15:01If I attach cr2032 battery to STM32F103RBT6, how long it can run the rtc and backup the content of ram?
Posted on February 25, 2013 at 21:49 Hi, I use a STM32F4DISCOVERY, and I would like to begin to understant how the USB HOST/OTG works... ands it's not easy, there is a lot of files and lines of code. I saw in ST examples, that in s...
Posted on November 21, 2012 at 01:46Hi All, I am having a problem the STM32F4 USB library labeled version 2.1.0. If I start the device and then plug in the USB, all is good. If I have the USB connected and start the device, my PC will not recogniz...
Posted on March 02, 2013 at 23:19 Hi, i try to use a keypad with my stm32vldiscovery but it doesn't work can u help me? i connect first 4 pin to stm32vldiscovery in PA0-PA1-PA2-PA3 in output open drain, and last 3 pin to PA4-PA5-PA6 as analo...
Posted on March 03, 2013 at 10:14In the header file ''stm32f4x7_eth.h'' bit 0 of RDES0 is defined thus:/*!< Rx MAC Address/Payload Checksum Error: Rx MAC address matched/ Rx Payload Checksum Error */#define ETH_DMARxDesc_MAMPCE ((uint32_t)0x000...
