changes

ext/rfid/MFRC522.cpp

@@ -0,0 +1,30 @@
+#include "MFRC522.h"
+
+void MFRC522::init() {
+
+
+		debugMod(NAME, "init");
+
+		spi::init();
+
+		//os_delay_us(5000);
+
+		// Reset baud rates
+		writeReg8(Register::TX_MODE_REG, 0x00);
+		writeReg8(Register::RX_MODE_REG, 0x00);
+		// Reset ModWidthReg
+		writeReg8(Register::MOD_WIDTH_REG, 0x26);
+
+		writeReg8(Register::T_MODE_REG, 0x80);
+		writeReg8(Register::T_PRESCALER_REG, 0xA9);
+		writeReg8(Register::T_RELOAD_REG_L, 0xE8);
+		writeReg8(Register::T_RELOAD_REG_H, 0x03);
+		writeReg8(Register::TX_AUTO_REG, 0x40);
+		writeReg8(Register::MODE_REG, 0x3D);	// very important. set CRC preset to 0x6363 by setting bit 0 and clearing bit 1 in MODE_REG
+
+		antennaOn();
+
+		writeReg8(Register::COMMAND_REG, Command::IDLE);
+
+
+}