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Resolved! [SOLVED] STM32F103c8t6 (aka blue pill) i2c with AM2320: HAL_I2C_IsDeviceReady() always returns an error.

So I've been trying for a while to get the I2C1 peripheral working for communicating with the AM2320 humidity/temperature sensor but for some reasons I have not yet broken down, it never seems to reach it. I used CubeMX to initialize the peripherals ...

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FGerm.1 by Associate II
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  • 6 replies
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Resolved! Did I "brick" my "blue pill" board(s) - ST-LINK V2 (current firmware), STM32CubeIDE (1.9.0), trivial "blink LED" project in Debug configuration.

ST-Link V2, STM32F103C6T6A "blue pill", trivial program (version of blink LED), after pushing code to CPU (using STM32CubeIDE 1.9.0 and a current-firmware official ST-LINK V2), the board(s) appear "bricked" and don't respond to ST-LINK V2.I am in nee...

wb0gaz by Senior
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  • 3 replies
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about gpdma transmission size

I am porting code from G473 to U575 because I need more flash and ram.Then I meet some issues on gpdma transmission size.For G473, I use dma to transfer data to timer ARR likes:uint16_t buf[65536] = { ..... };HAL_TIM_Base_Start_DMA(&htim1, (uint32_t ...

dh_leslie by Associate II
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  • 9 replies
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Generating PWM TIM8 STM32F4 initialization

Hello community, I want to generate PWM with tim8 CH1 and CH1N (complementary) but i have an issue. CH1 pwm first pulse is 2x what it must be. My APB2 clock is 84MHz and i am generating an 500kHz PWM. How to initialize well the PWM with tim 8 to have...

Didinano_0-1745504022718.png Didinano_0-1745511732352.jpeg Didinano_1-1745504080588.png
Didinano by Associate II
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  • 3 replies
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U5 DSI Communications Issues

This is a repost of the message I left on the "STM32 MCUs Touch GFX and GUI" and I'm hoping that it gets some more traction in this section of the forum.Apologies for the repost. I'm in the process of migrating from an STM32F779AIY6TR to an STM32U5A9...

STM32H753VIH6_Leakage Current data

Hi Team,We used the STM32H753VIH6 in our current design and validatedWe are looking for the leakage current data of the STM32H753VIH6.We want to validate the leakage consumption under no load condition.Please provide the data on this.  Regards,Sathya...