libs/RFID.MFRC522
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Add SPI speed option + Various minor changes (#276)

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+ Change default SPI speed to SPI_CLOCK_DIV4
This commit is contained in:
tuyethoa08041997
2017-02-22 21:00:31 +07:00
committed by Rotzbua
parent 5f6c8f9a01
commit 12a00174b5
2 changed files with 66 additions and 70 deletions
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14
MFRC522.h
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@@ -78,6 +78,8 @@
#include <Arduino.h>
#include <SPI.h>
#define MFRC522_SPICLOCK SPI_CLOCK_DIV4 // MFRC522 accept upto 10MHz
// Firmware data for self-test
// Reference values based on firmware version
// Hint: if needed, you can remove unused self-test data to save flash memory
@@ -328,13 +330,13 @@ public:
/////////////////////////////////////////////////////////////////////////////////////
// Basic interface functions for communicating with the MFRC522
/////////////////////////////////////////////////////////////////////////////////////
void PCD_WriteRegister(byte reg, byte value);
void PCD_WriteRegister(byte reg, byte count, byte *values);
byte PCD_ReadRegister(byte reg);
void PCD_ReadRegister(byte reg, byte count, byte *values, byte rxAlign = 0);
void PCD_WriteRegister(PCD_Register reg, byte value);
void PCD_WriteRegister(PCD_Register reg, byte count, byte *values);
byte PCD_ReadRegister(PCD_Register reg);
void PCD_ReadRegister(PCD_Register reg, byte count, byte *values, byte rxAlign = 0);
void setBitMask(unsigned char reg, unsigned char mask);
void PCD_SetRegisterBitMask(byte reg, byte mask);
void PCD_ClearRegisterBitMask(byte reg, byte mask);
void PCD_SetRegisterBitMask(PCD_Register reg, byte mask);
void PCD_ClearRegisterBitMask(PCD_Register reg, byte mask);
StatusCode PCD_CalculateCRC(byte *data, byte length, byte *result);
/////////////////////////////////////////////////////////////////////////////////////