function rh = read7KHead(fp)
%
%
%

rh.version = fread(fp,[1,1],'uint16') ;
rh.offset = fread(fp,[1,1],'uint16') ;
rh.syncpat = fread(fp,[1,1],'uint32') ;
fseek(fp,30,'cof') ;
rh.subSystem = fread(fp,[1,1],'uint32') ;
jumpstat = fseek(fp,rh.offset-38, 'cof') ;
rh.status = (rh.syncpat == hex2dec('0000ffff')) & (jumpstat == 0) ;
