Posted on May 08, 2018 at 02:15Hi,I am fairly new to stm32 boards and used the cubeMX program to speed up development for a project I am working on. However, I have found that when sending messages with UART it takes 50ms for each transmit. That see...
Posted on May 08, 2018 at 05:34Noise was applied to the board equipped with the STM32F302RC6, and the 0 potential level of USB_D + was raised. The applied point is not a USB terminal, and the USB cable is not connected yet. (The connection destinati...
Posted on May 07, 2018 at 20:54Hello, I have one input channel for timer. I notice PA6 either for TIM3-CH1 or TIM13-CH1. So it is possible to map pin for both of timers (3 and 13). if I can do it, how to set them?Regards,
Posted on May 07, 2018 at 20:19Hi.I was just programming my stm32f217 board via serial wire interface and everything was ok, but when I wanted to program once more the message ''No target connected''displayed and it didn't program my MCU anymore.But...
Posted on May 07, 2018 at 23:02I am using HAL I2C to interface Cryptomemory (from ATMEL). Using I2C master transmit(HAL_I2C_Master_Transmit_DMA), I need to differentiate the following two conditions of device,1. Send B4+ACK, 00+ACK, 00+ACK, 01+NAK2....
Posted on August 02, 2016 at 08:27 i am using stm32f429 development board and st-link debugger and keil uvision for firmware writing. (for programming i use both st-link utility and keil). My code is working fine untill i set read out p...
Posted on May 02, 2018 at 17:24HelloI run into a stupid problem. I have a data that is sent by a device with bitrate115200. I need to read it with STM2F4. The data is five HEX numbers.I was trying to do this in different ways but I failed. I am read...
Posted on May 06, 2018 at 19:01Hallo everyone i have a question..as i know the DMA receives Data und when it reaches the Bytes the i have determined it makes interrupt so this is usefull because the cpu doesn't wait the UART slow connection to finis...
Posted on November 03, 2017 at 18:04After compiling the codes, my code size is:Program Size: Code=20140 RO-data=316 RW-data=540 ZI-data=2412 Based on this information, how should I set my 'heap' and 'stack' size? My first question is the 'heap' and ...
Posted on May 05, 2018 at 11:02Hi,I beginner in stm32 i am using stm32l071 adc channel 9 what is vref ?vref is Vdda i am connect vdda as 2.5v this is internally connected to vref yes or not?can i enable vref by software(in code)?Sampling time variat...
