Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on October 21, 2012 at 12:16I'm currently developing a USB host and my device needs currents up to 500mA. Can the board deliver those a) when powered by a PC over the debugger unit? b) when powered externally by its pins?
Posted on October 22, 2012 at 16:42 The original post was too long to process during our migration. Please click on the attachment to read the original post.
Posted on October 24, 2012 at 19:51Hi,I am using STM32F207VE, and trying to perform read/write operation. Since this chip has flash memory of 512K, not sure how the mapping takes effect. Memory mapping is explained for 1MB flash, but not for lesser ...
Posted on October 24, 2012 at 19:53Hi,I am using STM32F207VE, and trying to perform read/write operation. Since this chip has flash memory of 512K, not sure how the mapping takes effect. Memory mapping is explained for 1MB flash, but not for lesser ...
Posted on October 24, 2012 at 15:02 Hello everyone, Well this error still makes me laugh because it's so stupid :) I was planning to use PB4 as an output PP to pull up my USB D+ line. after some time trying to understand why it was not working I jus...
Posted on October 23, 2012 at 04:00I've got an STM32F103 chip transmitting SPI. It works fine most of the time. It's configured to be idle low. It is idle low when transmitting most values, but when I transmit the value 0b1000000, the data line goes...
Posted on October 23, 2012 at 08:34Dear all, I have bought STM32F103RB development board LC Studio from a supplier, but i can't find any software to download my program to the board. Does anyone know what the software that i have to download and it'...
Posted on October 23, 2012 at 15:30Hello! I'm currently working on a project using the STM32F4 Discovery board as a CDC-Host. I have succesfully enumerated my usb device and also successfully used USBH_BulkSendData(). But now I'm unsure about how to...
Posted on October 14, 2012 at 22:46Hi allI started program the stm32f4 with atollic true studio one month ago it's very good and powerful but right now i have problem with code size limit . I want to know is there any free compiler for stm32f4 ? I l...
Posted on October 22, 2012 at 14:52Hello! I have implemented the USB MSC Host application on a STM32F4, but it never detects the connected USB stick in the USBH_core state machine. I also know that the OTG_FS_IRQHandler() never gets executed the who...
