+#ifndef LFSAMPLING_H__
+#define LFSAMPLING_H__
+
+/**
+* acquisition of Cotag LF signal. Similar to other LF, since the Cotag has such long datarate RF/384
+* and is Manchester?, we directly gather the manchester data into bigbuff
+**/
+void doCotagAcquisition(size_t sample_size);
+uint32_t doCotagAcquisitionManchester(void);