libs/RFID.MFRC522
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Update examples, use F() macro

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Saves a lot of memory, examples now run at a arduino uno
This commit is contained in:
rotzbua
2015-02-23 16:07:08 +01:00
parent 6f4b6c4007
commit 0ccfb06aa5
7 changed files with 104 additions and 103 deletions
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16
examples/rfid_default_keys/rfid_default_keys.ino
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@@ -56,7 +56,7 @@ void setup() {
while (!Serial); // Do nothing if no serial port is opened (added for Arduinos based on ATMEGA32U4)
SPI.begin(); // Init SPI bus
mfrc522.PCD_Init(); // Init MFRC522 card
Serial.println("Try the most used default keys to print block 0 of a MIFARE PICC.");
Serial.println(F("Try the most used default keys to print block 0 of a MIFARE PICC."));
}
/*
@@ -82,10 +82,10 @@ boolean try_key(MFRC522::MIFARE_Key *key)
byte block = 0;
byte status;
// Serial.println("Authenticating using key A...");
// Serial.println(F("Authenticating using key A..."));
status = mfrc522.PCD_Authenticate(MFRC522::PICC_CMD_MF_AUTH_KEY_A, block, key, &(mfrc522.uid));
if (status != MFRC522::STATUS_OK) {
// Serial.print("PCD_Authenticate() failed: ");
// Serial.print(F("PCD_Authenticate() failed: "));
// Serial.println(mfrc522.GetStatusCodeName(status));
return false;
}
@@ -94,17 +94,17 @@ boolean try_key(MFRC522::MIFARE_Key *key)
byte byteCount = sizeof(buffer);
status = mfrc522.MIFARE_Read(block, buffer, &byteCount);
if (status != MFRC522::STATUS_OK) {
// Serial.print("MIFARE_Read() failed: ");
// Serial.print(F("MIFARE_Read() failed: "));
// Serial.println(mfrc522.GetStatusCodeName(status));
}
else {
// Successful read
result = true;
Serial.print("Success with key:");
Serial.print(F("Success with key:"));
dump_byte_array((*key).keyByte, MFRC522::MF_KEY_SIZE);
Serial.println();
// Dump block data
Serial.print("Block "); Serial.print(block); Serial.print(":");
Serial.print(F("Block ")); Serial.print(block); Serial.print(F(":"));
dump_byte_array(buffer, 16);
Serial.println();
}
@@ -128,10 +128,10 @@ void loop() {
return;
// Show some details of the PICC (that is: the tag/card)
Serial.print("Card UID:");
Serial.print(F("Card UID:"));
dump_byte_array(mfrc522.uid.uidByte, mfrc522.uid.size);
Serial.println();
Serial.print("PICC type: ");
Serial.print(F("PICC type: "));
byte piccType = mfrc522.PICC_GetType(mfrc522.uid.sak);
Serial.println(mfrc522.PICC_GetTypeName(piccType));