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Reprise de la communication I2C en cas de soucis

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This commit is contained in:
Samuel 2023-05-18 21:42:49 +02:00
parent f7bebda9d2
commit 542c407861
1 changed files with 4 additions and 5 deletions
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9
i2c_maitre.c
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@ -64,17 +64,16 @@ void i2c_gestion(i2c_inst_t *i2c){
// Acquitement des erreurs, pas 100% fonctionnel ! TODO ! // Acquitement des erreurs, pas 100% fonctionnel ! TODO !
if(i2c->hw->tx_abrt_source !=0){ if(i2c->hw->tx_abrt_source !=0){
i2c_error_code = i2c->hw->tx_abrt_source; // Seule solution trouvée pour réinitialiser l'I2C.
printf("Erreur I2C tx_abrt_source : %#x\n", i2c_error_code); char a;
// on efface l'erreur en lisant le registre clr_tx_abrt i2c_read_blocking(i2c, adresse_7_bits, &a, 1, false);
index_envoi = i2c->hw->clr_tx_abrt;
I2C_nb_a_envoyer = 0; I2C_nb_a_envoyer = 0;
index_reception = 0; index_reception = 0;
I2C_nb_a_recevoir = 0; I2C_nb_a_recevoir = 0;
statu_emission = TRANSACTION_TERMINEE; statu_emission = TRANSACTION_TERMINEE;
statu_reception = TRANSACTION_TERMINEE; statu_reception = TRANSACTION_TERMINEE;
i2c_statu_i2c0 = I2C_STATU_LIBRE; i2c_statu_i2c0 = I2C_STATU_LIBRE;
printf("Erreur acquitee\n");
} }
while( (index_envoi < I2C_nb_a_envoyer) && (i2c_get_write_available(i2c)) ){ while( (index_envoi < I2C_nb_a_envoyer) && (i2c_get_write_available(i2c)) ){