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Is it possible to use the reload functionality of the I2c peripheral using DMA?

Andres Smithuis
Associate II

I'm developing for an STM32L0 and trying to use DMA to control the I2c peripheral Tx and Rx. I got it working so far(both Tx and Rx using DMA) but I'm stumped on the reload functionality for the I2c peripheral. Is this even possible?

I looked at the L0 code snippets but they do not make use of the reload functionality.

I need to read around 1600 bytes from an external sensor using I2c but the peripheral can only be configured to read up to 255 bytes at a time. I was hoping to use the reload function to automatically reset the I2c peripheral to read all the 1600 bytes.

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