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The STM32 is the third ARM family by STMicroelectronics. It follows their earlier STR9 family based on the ARM9E core, and STR7 family based on the ARM7TDMI core. The STM32 is based on the ARM Cortex-M family of cores.

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HAL_I2C_Master_Transmit_DMA sends only one byte

I have used the library https://github.com/firebull/STM32-LCD-HD44780-I2C for a long time with STM32F4 and free RTOS and it works perfectly. …
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HAL_I2C_Master_Transmit_DMA sends only one byte

The problem is solved! I wanted to make a new start, so I removed the I2C1 configurations from CubeMX and generated the code to clear any old generated code related to I2C, then added I2C1 with DMS ag …
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Why SDRAM1 and SDRAM2 have the same pins on STM32

can someone please help me, why do when i use SDRAM1 and then add SDRAM2 the data and address pins are the same but only the chip enalbe. does this mean that all pins even the Data pins DQ can be conn …