Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on October 31, 2014 at 14:43Hi, I'm a student starting to develop on my STM32F407 using uVision,I'm struggling on getting my board to link to my pc, I have installed the USB drivers but I still get the error ''no cortex M sw device'' from my ...
Posted on November 01, 2014 at 13:57Hi,This forum (seems to be based on MS-sharepoint) has a lot of bugs.For example, I can write new discussion only in Chrome and reply only on IE.When I write a new discussion or reply, I have always to select all ...
Posted on November 01, 2014 at 10:46I've noticed that the output of the clkout pin is very near the frequency I would expect when a external crystal is used as the pll source, but fluctuates a little as the CPU performs gpio operations. When I confi...
Posted on November 01, 2014 at 18:32Hi Guys, I have written a handler for an external IR beeing executed on a STM32F107 controller. It looks like this: void EXTI9_5_IRQHandler(void) { //TEST GPIOE->BSRR = GPIO_Pin_9; //set PE9 works fin...
Posted on October 31, 2014 at 23:51Understanding odr register
Posted on October 31, 2014 at 12:11I'm at wits end trying to figure out why exactly I can't transmit on UART4 or USART3.The RX works, and i can receive data, however the TX pin is not working at all. Below is my configure code for UART4.void init_us...
Posted on October 31, 2014 at 13:53 Hi all. I'm working on a project on an STM32L151CBT6 uC, and getting occasional, unexplained error bits WRPERR and SIZERRset in the flash controller. I set up the flash error interrupt to use the highes...
Posted on October 31, 2014 at 14:09 I use STM32F030F4 and want to use SRam-parity-checking. The reference manual hints: ''When enabling the RAM parity check, it is advised to initialize by software the whole RAM memory at the beginni...
Posted on October 29, 2014 at 14:19I tried porting someone else's code here: https://github.com/LonelyWolf/stm32/blob/master/Nrf24l01/nRF24l01.c to F3 (his is for the F1 family).I'm using one of the http://www.addicore.com/2pcs-Addicore-nRF24L01-Wi...
