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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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Interrupt service routine and C++

Posted on November 18, 2012 at 12:03 Hey everyone, I'm working on the STM32F4DISCOVERY with CoIDE 1.6.0 in C++. I have an interrupt on TIMER4 overflow, and so I put the interrupt service routine (void TIM4_IRQHandler(void) {}) in the main.cpp....

100pin device FSMC and Graphic LCD

Posted on November 23, 2012 at 12:12HI, I'm I right to assume that in 100pin devices FSMC can be used only in multiplexed mode as Address bus is not available on this chips? Or one should drive Address lines in FW. So that A0 used as RS signal for ...

dimax by Senior
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change wave frequency with pot ..how?

Posted on November 22, 2012 at 20:43Hi. I hope someone can help me here...I have been looking at the STM32f4 dac signal generation code. I would like to know how I could change the frequency of the output waveform with a potentiometer or, using the ...

sts0340 by Associate II
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STM32F4Discovery not working without external power?

Posted on November 23, 2012 at 14:34hello,my stm32f4discovery board started not working without connecting external 0-5V power supply to GND and 5V pins.when i plug usb only, nothing happens, none of the leds light. if i connect external power addit...