How to disable JTAG on STM32L4?
Posted on June 15, 2017 at 16:28I want to disable the JTAG that I can turn off the Pullup.
STM32 MCUs Products
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Forum Posts
4 Bytes repeating when using memcpy
Posted on February 21, 2017 at 14:54Hi ,We are using Cortex-M4(STM32F429IIH6) processor for our IOT project. We are seeing a data corruption when memcpy used, the corruption pattern was identified by feeding a Fixed pattern of size 512 Bytes from Sr...
IDW01M1 - user data callback receives wrong data
Posted on June 15, 2017 at 23:28Hi,I'm using a nucleo L476RG + the mini-AP sample code.I join the mini-AP and connect a client to the server. I'm using putty and everything is fine.I want to send one byte from my client to the server and I expect ...
Problem on USART
Posted on March 05, 2017 at 19:53Hi, I'm working on STM32F091 MCU fora the first time and I'm trying to test the USART1 on PF0,1. I have just wrote the code and it works well, but now I can't receive the RXNE interrupt.. the tx line works normally.....
Setting Up RTC with LSE and VBAT
Posted on June 10, 2017 at 10:39I would like to enable the internal RTC of STM32F103 MCU. RTC works fine with HSE clock source. But when I select LSE as clock source, RTC stops working. It is necessary to use LSE and VBAT because the real time shoul...
Setup Custom HID device
Posted on February 27, 2017 at 23:01Hey guys.I'm trying to setup Custom HID. I'd like to use an output- and input Buffer.I have managed to setup the descriptors. I think i have done that right: Windows is correct enumerating my device.On the other s...
Check under debug mode for ARM semihosting
Posted on June 15, 2017 at 18:22I'm study cortex-m4 for semihost and use stm32f429-discovery board. I have a trouble with that semihost can not work when board is standalone(without in debug mode), So, I hope to use judge debug status before printf(...
CooCox error while downloading code to STM32F103C8T6
Posted on August 29, 2016 at 16:09 Dear forum, i get this error after i tried to download the code to this board: http://artofcircuits.com/wp-content/uploads/2015/07/STM32F103C8T6-Development-Board-1.jpg I use a ST-Link V2 with ...
STM32F303 ADC analog input bandwidth
Posted on June 15, 2017 at 18:47HelloWhat is the analog input bandwidth of STM32F303? How does it change with sampling rate or resolution?
There is a 5.6V peak on the rising edge using STM32F103 TIM1 PWM output pin
Posted on June 15, 2017 at 08:18Hi everybody!Recently I found a strange phenomenon that there was a peak on the rising edge when I using the TIM1's 4 chanels to be PWM output mode.And the maxium peak voltage can reach to 5.6V measured by the oscillo...
