Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on January 11, 2012 at 21:46Using ITM_ReceiveChar (void) I get the error ''undefined reference to `ITM_RxBuffer'''. I am able to successfully use ITM_SendChar() as evidenced by getting the corresponding output on my SWV Console so my proble...
Posted on September 22, 2011 at 11:31I have read the ST app note about crystal oscillators and I am concerned about the drive level. Before reading this app note, I chose the TXC 7M series crystals for its small size and reasonable cost. In the data...
Posted on April 18, 2014 at 02:58I'm trying to generate a reset on a USART receive character match on the F3 Discovery board. If I understand the user manual, I need to set bits 31:24 of USART_CR2 to be the character I want to match. The problem is ...
Posted on April 17, 2014 at 22:50Greetings,I'm working with an stm32f215rg mcu and I'm attempting to redirect stdout/in to uart4. I seem to be getting linking errors when attempting to link all the objects/libs together. The line I use is below:arm-...
Posted on April 16, 2014 at 08:34Hi to all, I have a STM32F437ZI and I connected FMC to SSD1963 but LCD is refreshed slow rahter than FSMC. I previously run the same LCD with STM32F407 and I used the same code. I just all FSMC parts to FMC. Where di...
Posted on April 16, 2014 at 03:34I understand it is used to detect whether a device is connected or pulled out. But I have no idea how. So my questions are as follows: 1,How exactly does that pin work? 2,I can use whatever pin that is five tolerant ...
Posted on April 15, 2014 at 08:14When I was trying to use the official USB host library I came by this func: USB_OTG_BSP_Init And it has some of these components: /* Configure SOF Pin */ GPIO_InitStructure.GPIO_Pin = HOST_OVRCURR_LINE; GPIO_Ini...
Posted on April 14, 2014 at 15:51Hello, I'm trying to figure out where the factory-calibrated values for internal reference (Vref and Tsense) are located in STM32F10x series. STM32L15x series have a Vrefint_cal and Tsense_cal1/2, but I can not find ...
Posted on April 14, 2014 at 01:23 Guys, I have a question about SDcard and LCD initialization , Everytime I intialize LCD after SDcard, SDcard stopped working, is it because of port clock ? Thanks SDcard initializatio...
Posted on April 16, 2014 at 22:37 Hello forum I've just signed up here since I ran into troubles reading sensor data from an Analog Devices IMU with SPI. I'm still a beginner with the Cortex M4, so maybe I'm missing something crucial... ...
