About JJoao.1

JJoao.1 · 2025-02-13

Hello everybody,I am currently programming on a STM32G0 for a screen with the st7567 driver.I created a function to display a text.When indicating the information on the font I have a warning from the cubeIDE compiler.in my main.c st7567_Write_Text_P...

JJoao.1 · 2024-10-13

Hello Everybody, I would like transform the HAL_GetTick() function more than 49 days.I don't find a NVIC overflow on this function to increment a second variable. In my while I have do this with uint32_t Mem_GetTick; uint64_t Tick64; while (1) ...

JJoao.1 · 2024-09-21

Hi all, I currently work on STM32F030K6 . I am working with a reed switch connected to pin PA8 (EXTI8). I havec onfigured the PIN like : "external Interrupt Mode rising/falling ....I need to perform an action on the rising edge AND on the falling ed...

JJoao.1 · 2024-05-03

Hi everybody,I have a lot of the same warnings, but the compilation is ok! I would still like to try to solve themin my main.c in this line : st7567_Write_Number2(100, 27, D_seconde, Number_microsoftSansSerif_14pt, INFO_Number_microsoftSansSerif_14pt...

JJoao.1 · 2024-05-01

Hi everybody, I would like create a smart watch with a STML031 and a driver for screen ST7567.I'm looking for the best way to make this watch in outline. Particularly regarding the precision obtained for 1Hz.I would like to get as much precision as p...

JJoao.1 · 2025-02-13

Thank you very much ! it's work perfectly

JJoao.1 · 2024-09-22

Thank for your answer TDK,But in fact the pin change state so quickly.I don't know why i can't put a HAL_Delay() in the interrupt ! I try to wake up by standby mode, and I need to determinate wich pin wake up the STM32 and in which sens ( up to down ...

JJoao.1 · 2024-04-22

Thank you s omuch for your answwers !I think I succeeded!I redid the configuration as in the link sent by Andrew Neil.I had to create a .c and a .h fileIn the .h i declared extern variablein my .c file I write my font normaly.And in my Main.c I inclu...

JJoao.1 · 2024-04-22

Thank you for the reply AScha.3 ,I created them and not imported themI wonder if I should create a font.c instead of font.h

JJoao.1 · 2024-04-12

Thank you so much for your reactivity. I can continue my learning and my code Best regards

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STM32L0 for smart watch

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