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to connect to CN5 I need Micro-A plug not Micro-B

Posted on November 30, 2011 at 21:04In the User manual UM1467 (Getting started with software and firmware environments for the STM32F4DISCOVERY Kit) on page 4 under 2.1 ''System requirements'' it says:  'USB type A to Micro-B' cable, used to connect...

TIM4 Missing Update Interrupt

Posted on December 06, 2011 at 10:12The follow ISR capture an event incoming on TIM4_CCP2, and each 8 of this events the register oldCCP is subtracted from CCR2, this value is strored in loop_buf[cyc][lb_index], the value of CCR2 updates oldCCP, and...

STm32F407 LQFP176 has just 144pin in Datasheet????

Posted on December 10, 2011 at 06:26Hi, I want to make a library for EAGLE of the STM32F407IGT6 (LQFP176). On Site 142 of 154 in the datasheet, the lqfp176 package has just 144pins, is that correct or a mistake by ST? with regards alex  

how to capture signal at rate 3 mbit/s

Posted on December 09, 2011 at 23:23hi,i have a signal to rate at 3mbit/s. The clock and signal are separate on two line.i tried to use connect EXTI on the clock. When i have a interrupt, i read the PIN where the signal's. This solution don't work.S...

max flow with lwip, for 4 tcp serveur

Posted on November 18, 2011 at 14:36hi,sorry for my english, but i'm french.I use the stack LWIP with stm32F107VC. I have create 4 TCP serveur (port 5001,5002,5003,5004).When a connect client of port TCP (exemple 5001), i send a string (1400 bytes) ...

GPIO toggle, uneven high and low.

Posted on December 09, 2011 at 14:39Hi,  I want to measure the clock of my stm32f225rg chip. I am doing it by toggling the bit of gpio port B and checking using scope.  Rather than using the routines in the standard peripheral library, I am programm...