I2C: abort when nack event happens

Rocketct · pennam · commit a2db1e691941 · 2025-12-01T14:25:16.000+01:00
diff --git a/ra/fsp/src/r_iic_master/r_iic_master.c b/ra/fsp/src/r_iic_master/r_iic_master.c
@@ -1200,7 +1200,9 @@ static void iic_master_err_master (iic_master_instance_ctrl_t * p_ctrl)
                                (uint8_t) (IIC_MASTER_TIMEOUT_MODE_SHORT ==
                                           ((iic_master_extended_cfg_t *) p_ctrl->p_cfg->p_extend)->timeout_mode);
         p_ctrl->p_reg->ICFER_b.TMOE = 1;
+        iic_master_abort_seq_master(p_ctrl, true);
 
+        iic_master_notify(p_ctrl, I2C_MASTER_EVENT_ABORTED);
         /* This interrupt will be fired again when wither stop condition is sent
          * or the hardware detects the line is stuck low causing a timeout */
     }

Original file line number	Diff line number	Diff line change
`@@ -1200,7 +1200,9 @@ static void iic_master_err_master (iic_master_instance_ctrl_t * p_ctrl)`
`1200`	`1200`	`(uint8_t) (IIC_MASTER_TIMEOUT_MODE_SHORT ==`
`1201`	`1201`	`((iic_master_extended_cfg_t *) p_ctrl->p_cfg->p_extend)->timeout_mode);`
`1202`	`1202`	`p_ctrl->p_reg->ICFER_b.TMOE = 1;`
	`1203`	`+ iic_master_abort_seq_master(p_ctrl, true);`
`1203`	`1204`
	`1205`	`+ iic_master_notify(p_ctrl, I2C_MASTER_EVENT_ABORTED);`
`1204`	`1206`	`/* This interrupt will be fired again when wither stop condition is sent`
`1205`	`1207`	`* or the hardware detects the line is stuck low causing a timeout */`
`1206`	`1208`	`}`