-#define FPGA_MAJOR_MODE_LF_READER (0<<5)
-#define FPGA_MAJOR_MODE_LF_EDGE_DETECT (1<<5)
-#define FPGA_MAJOR_MODE_HF_READER_TX (2<<5)
-#define FPGA_MAJOR_MODE_HF_READER_RX_XCORR (3<<5)
-#define FPGA_MAJOR_MODE_HF_SIMULATOR (4<<5)
-#define FPGA_MAJOR_MODE_HF_ISO14443A (5<<5)
-#define FPGA_MAJOR_MODE_LF_PASSTHRU (6<<5)
-#define FPGA_MAJOR_MODE_OFF (7<<5)
+// LF
+#define FPGA_MAJOR_MODE_LF_ADC (0<<5)
+#define FPGA_MAJOR_MODE_LF_EDGE_DETECT (1<<5)
+#define FPGA_MAJOR_MODE_LF_PASSTHRU (2<<5)
+// HF
+#define FPGA_MAJOR_MODE_HF_READER_TX (0<<5)
+#define FPGA_MAJOR_MODE_HF_READER_RX_XCORR (1<<5)
+#define FPGA_MAJOR_MODE_HF_SIMULATOR (2<<5)
+#define FPGA_MAJOR_MODE_HF_ISO14443A (3<<5)
+// BOTH
+#define FPGA_MAJOR_MODE_OFF (7<<5)
+// Options for LF_ADC
+#define FPGA_LF_ADC_READER_FIELD (1<<0)