STM32 MCUs Products

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Unkown signa in Keil logical analyzer

Posted on March 29, 2015 at 03:16I am using Keil 4, I want to set up Logic Analyzer in debug mode using simulator to check the output of GIOP I had tried to key in GIOPA.0, PORTA.0, GPIOB_ODR.13, GPIOB_IDR.13 and so on, it return ''Unkown signal�? P...

Linda by Associate II
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STM32f042 standby mode cannot wake up from RTC.

Posted on January 18, 2018 at 12:46I put STM32f042 into standby mode, and enable the RTC alarm as 10 second. However, this RTC does not wake up the  STM32f042. I try below:1) WKUP pin can wake up the standby mode correctly2) If not put to standby mo...

jiangpen by Associate II
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nandFlash via FSMC + interrupts

Posted on January 18, 2018 at 10:23Hello, I'am using STM32F746IG and I have a problem with writing data to the Nand Flash memory via the FSMC . When I generate a project with CubeMx, configuring only the flash memory, everything works, i.e. writing,...

Map Timer TRGO to GPIO

Posted on January 18, 2018 at 09:42Is it possible to map timer trigger output signal to a GPIO pin. Typical use-case for my application is to trigger an external adc with the same signal which is used to trigger internal ADC on MCU. The MCU in quest...

freppa by Associate II
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STM32F4Discovery and UART3 problem

Posted on January 17, 2018 at 13:16Hello. I have a problem with UART3 on STM32F4Discovery kit. There is STM32F407VG. And I try send string, but program sendin wrong string. I use crystal 8MHz on HSE.In files you can see my code.UART: https://paste.o...

Timer

Posted on January 18, 2018 at 06:12HelloThis is a timer code for arduino Atmel can someone help me to convert for using it in STM32F103, please.// Set up timer 1. // Prescaler = 1, phase correct PWM mode, TOP = ICR1ATCCR1A = (1 << COM1A1) | (1 << WG...

stm32 wakeup from usb

Posted on January 18, 2018 at 05:51i am working on low power modes.i want to wake the system as soon as there is data on the usb.again go to low power mode,in idle state.can any body post example sources for the same