Commit 3bfd36ef authored by Yannis Damigos's avatar Yannis Damigos Committed by Anas Nashif
Browse files

i2c_ll_stm32_v2: Send STOP manually after NACK 



In master trasmitter mode AutoEndMode is
always disabled, so we need to send STOP
manually if NACK is received.

Fixes #19059

Signed-off-by: default avatarYannis Damigos <giannis.damigos@gmail.com>
parent 2f507cd9

drivers/i2c/i2c_ll_stm32_v2.c

+6 −1
Original line number Diff line number Diff line
@@ -286,7 +286,12 @@ static void stm32_i2c_event(struct device *dev) 
	if (LL_I2C_IsActiveFlag_NACK(i2c)) {

		LL_I2C_ClearFlag_NACK(i2c);

		data->current.is_nack = 1U;

		goto end;

		/*

		 * AutoEndMode is always disabled in master mode,

		 * so send a stop condition manually

		 */

		LL_I2C_GenerateStopCondition(i2c);

		return;

	}



	/* STOP received */

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