+ LED_B_OFF();
+}
+
+void T55xxWakeUp(uint32_t Pwd){
+ LED_B_ON();
+ uint32_t i = 0;
+
+ // Set up FPGA, 125kHz
+ LFSetupFPGAForADC(95, true);
+
+ // Trigger T55x7 Direct Access Mode
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelayUs(START_GAP);
+
+ // Opcode 10
+ T55xxWriteBit(1);
+ T55xxWriteBit(0); //Page 0
+
+ // Send Pwd
+ for (i = 0x80000000; i != 0; i >>= 1)
+ T55xxWriteBit(Pwd & i);
+
+ // Turn field on to read the response
+ TurnReadLFOn(READ_GAP);