add free memory command

add read and write nfc commands fix function sending
2022-03-25 13:41:02 +01:00
parent 58fe96f8b7
commit dca4421674
9 changed files with 115 additions and 31 deletions
--- a/mfrc522.h
+++ b/mfrc522.h
@ -192,9 +192,11 @@ public:
 	uint8_t wakeupTag(uint8_t* bufferATQA,	uint8_t *bufferLen);

 	uint8_t selectTag(Uid *uid);
-	
+
 	uint8_t getUid(Uid *uid);
-	
+
+	uint8_t getCs(){return _csPin;}
+
 	void reset();

 	void irq();