Others: STM32 MCUs related

Find out more about STM32 implementations with external components, discuss use cases, and discover how to use new tools and ST components.

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STM32f401 and arduino IDE upload question

I have the arduino 1.8.12 IDE, and the latest 1.9.0 stm cores installed, my question is why dont the st link show up in the upload methods ? it only shows STM32cube programer type also HID Bootloader 2.2, the st link shows up in the device manager a...

STM32F0 eeprom emulation

I implemented the eeprom function by referring to the link above. However, there is a phenomenon that the device restarts while switching pages(Looking at the internal code, there is a problem when deleting the page.).Here's the part I modified.1. In...

DPark.2 by Associate II
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STM32H743: misaligned LR register

What would cause the LR register to be misaligned?I occasionally get an UNALIGNED exception running Ethernet (lwIP). I suspect the DMA but I implemented as it is in the example and the https://community.st.com/s/article/FAQ-Ethernet-not-working-on-ST...

rammit by Senior
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I2C slave transmit getting first byte as ffffffff

I am using i2c ,arduino as master and stm32l073RZ as slave.When I transmit from arduino(master) to slave(st) via i2c.I am getting correct values.But when I slave transmit from st the first byte received in arduino-master is ffffffff,the other bytes a...

RChan.3 by Associate
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Hi, I have a STM32L476VG discovery board and I want to program it with jtag communication and PE micro multilink universal programmer and IAR IDE.

I have installed a firmware of ARM in PE programmer and I have connected NJRST, JTDI, JTMS, JTCK, JTDO, NRST of programmer to the board then I Chose PE as debugging driver in IAR IDE.but can not communicate with MCU.I have checked the wires connectiv...

0693W000004JNVkQAO.jpg
MLee.10 by Associate
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