Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on May 24, 2013 at 11:53Hello,I have configure Timer 4 in Compare mode with interrupt enable on STM32f103RB.I set the compare register to 500ms (72MHz System Clock).I have notice that TIM4 CCP1 Interrupt fire in 0.23ms (as measure with logic ...
Posted on May 20, 2013 at 12:22Hello,I'm currently designing my own schematic based on the STM32F4DISCOVERY board with a STM32F407.The quartz implanted on this demo board is a 8MHz. But there is a possibility to put a 25Mhz quartz. What is the diffe...
Posted on May 24, 2013 at 17:08Background: I have a lot of experience with Atmel processors (Arduino) and some experience with M68332 processors. Both have widely available examples and forums that help new user get started. With a running example...
Posted on May 09, 2013 at 22:05 I'm using the RTC on an STM32L151CB and at some point I'd like to disable both alarms and update alarm A. I'm using the following code which doesn't work: RTC_AlarmCmd(RTC_Alarm_A | RTC_Alarm_B, DISABLE); R...
Posted on May 23, 2013 at 18:16Hello, everybodynow I use stm32f103r8, I haved followed the reference manual and configured my mcu in to stop mode. And it has been in stopmode, but when i press button to wakeup the mcu, the mcu reset. I print value o...
Posted on May 24, 2013 at 13:24I'm sure this is something trivial, but being relatively new to MCU development I'm stumped.I'm trying to compile the toggle_GPIO example for the STM32F4G-EVAL board, modified to include a usleep(1000); line to slow it...
Posted on May 06, 2013 at 16:42The original post was too long to process during our migration. Please click on the attachment to read the original post.
Posted on May 22, 2013 at 16:47Hi Forum users, I try to bring in my project all the advantages that a TFT Display with touchscreen promises. The touchscreen controller STMPE610 with the Displaytech's TFT Display, DT028ATFT-TS, is used but unfortunat...
Posted on May 22, 2013 at 18:17Hi , Does anyone know about a free GCC toolchain that supports hardware floating point compile (FPU)? Because i am using Cortex M4F , and codesourcery lite does not support this feature. Thanks Michael #c-runtime
Posted on May 23, 2013 at 15:42hello forum I succesfully locked 0 my STM32F4 I want to know which ST document explains all of the lock bits ? thank you #stm32f4-lock-bits
