SPI, I2C
Posted on November 17, 2015 at 11:41Hey, i have a stm32f407 board .Can anyone tell me whats the best way or possible ways to test the i2c and spi driver.
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STM32F4 build in bootloader
Posted on November 17, 2015 at 10:49Hello there,I am working on an application now where I have to be able to reprogram the chip memory from a connected PC (most likelly USB). I have read that there are BOOT0 and BOOT1 lines which allows one to jump...
Input Capture - Nucleo STM32L152RE
Posted on November 13, 2015 at 17:22 Hi, I'm trying to measure a frequency of tenth kHz using TIM2IC2 on PA1. I first took example code STM32Cube_FW_F3_V1.3.0\Projects\STM32F3-Discovery\Examples\TIM\TIM_InputCapture and tried to adapt it to my p...
STM32L4, OPAMP calibration
Posted on November 07, 2015 at 16:53 Hello Has anyone gotten the OPAMP calibration with STM32L4 (or similar) controllers working so far? I've initialized OPAMP1 as PGA with just a positive input and simply called the HAL function for cal...
STemWin keyboard message
Posted on November 17, 2015 at 10:26I create a new child dialogue with function GUI_CreateDialogBox. How to prevent the messages from the keyboard to the parent dialog not arrive. I need to handle message only in a child dialogue. Thank you for your...
Data transfer from GPIO port to RAM buffer using DMA upon receiving a trigger signal on the timer capture input channel.
Posted on August 07, 2013 at 06:47 Our requirement is to configure the DMA so that it transfers data from the GPIO lines (8 bit data lines) to the RAM buffer upon receiving a trigger signal on the timer capture input channel.We had received an exa...
Question regarding PWM
Posted on November 14, 2015 at 19:02Hi.I'm using timer in PWM mode to control LED. If output is always 1 (CCR register is equal to ARR), LED is green. If output is 0 (CCR is always 0), LED is red. If I set duty cycle to 50% at high frequency, LED is...
RTC LSE/LSI settings from STM32CubeF4 does not work (SOLVED - 2 bugs in Cube)
Posted on July 13, 2014 at 15:52 I used STM32CubeMX for a configuration of RTC in STM32F405RG on the OLIMEX STM32-H405 board. It seems that RTC does not work although the OLIMEX example works. For sure, I tried LSI also. I watched the ''time...
SMBus Alert
Posted on November 16, 2015 at 16:39 Hi guys, some days ago I had a similar question[DEAD LINK /public/STe2ecommunities/mcu/Lists/cortex_mx_stm32/Flat.aspx?RootFolder=/public/STe2ecommunities/mcu/Lists/cortex_mx_stm32/I2CSMBus%20doesn%27t...
Watchdog with low power mode
Posted on November 16, 2015 at 15:08Hi everyone,I am using the STM32L152 MCU. I am trying to implement a watchdog on my low power module (in stop mode).The device only wakes up on interrupt in order to optimize power consumption.I saw differents top...
