WebOct 3, 2024 · With WFE you will be waked up by an interrupt OR by an event. Events are mostly used in multi core systems but not only. there are more (tricky) differences and the STM32 reference manual is rather clear on this topic. If you want to wake up throuh a GPIO interrupt, I guess you can use WFI and not bother with WFE subtleties. – WebMar 14, 2024 · 3. Unfortunately it is not possible to tell which edge has been detected. If your signal changes slow enough, you could use the actual level of the pin to determine …
timer - STM32 Rotary Encoder config on TIM4 - Stack Overflow
WebApr 7, 2015 · GPIO_InitStructure.Pull = GPIO_PULLUP; and adding an int variable also wouldn't hurt, just make sure to do the initialization of your variables only once before … WebFeb 15, 2024 · I am using the on board user button, which is connected to the port C13 and has an external pull up resistor. The HAL_GPIO_ReadPin function returns 0 when the button is not pressed and returns 1 when pressed. What am is missing? The code is generated with CubeMX. I onnly made minor changes in the main() and … cheryl tiegs barefoot
[STM32]HAL库STM32CubeMX+DHT11温湿度传感器_cl777_的博客 …
WebApr 14, 2024 · 第二步的moed设置gpio_output和gpio_input都可以,因为dht11是单线双向的 ,所以在编写程序时我们需要改写的它io模式。 5、tim时钟配置 第二是选择时钟源,第三步是psc预分频,第四步是 设置自动重装载值。 (这里是设置1us的时间) WebMar 18, 2024 · STM32L1xx HAL_GPIO_Init Problem. I am developing an application for a University project on my STM32L1DISCO board with the STM32L152RC MCU. I have configured the pins and generated the init code via STM32CubeMX. I am using Atollic TrueSTUDIO as the IDE. The problem is that the generated init code cannot run on my … WebOct 28, 2015 · Either the external circuit makes sure that it has a defined level all the time, or a pull-up or pull-down resistor is used. Most microcontrollers have built-in resistors, so … flights to port aransas tx