diff --git a/trunk/nec_s_2_bsrbin2.rb b/trunk/nec_s_2_bsrbin2.rb
new file mode 100755
index 0000000..dd64fcb
--- /dev/null
+++ b/trunk/nec_s_2_bsrbin2.rb
@@ -0,0 +1,74 @@
+#!/usr/bin/ruby
+$KCODE = "S"
+=begin
+
+　NECの環境が吐きだしたSRECを、
+　　●未指定部分には0xFFパディングし、
+　　●BSRのアップデート用に必要な部分だけ切り出します。
+　　　　　　　　　　　　（0x0000 - 0x0FFF, 0x2000-0x47FF）
+
+=end
+
+
+=begin
+if( ARGV[0] == nil )
+  print( "input file name is nessesary!\nabort.\n" )
+  exit(1)
+end
+
+
+unless(File.exist?( ARGV[0] ))
+  print( "file" << ARGV[0] << " not found.\nabort.\n" )
+  exit(1)
+end
+=end
+
+#src = File.open( '/cygdrive/c/78k_data/yav-mcu-basara/bsr.hex' )
+src = File.open( 'bsr.hex' )
+
+dest = File.new( "hoge.bin","wb" )
+
+
+dest.write( 'jhl' )
+
+### get data ##########################
+src_in = Hash.new 
+tempA = Array.new
+dataTemp = Array.new
+
+offset = Numeric.new
+bindata = Array.new( 32*1024, 0xFF )
+
+while(src.readline)
+  tempA = $_.scan(/(\:)(\w\w)(\w\w\w\w)(\w\w)(\w+)(\w\w)/)
+
+  break if( tempA.size == 0 )
+  
+  src_in = { "len" => tempA[0][1], "offset" => tempA[0][2], "type" => tempA[0][3], "data" => tempA[0][4], "CRC" => tempA[0][5] }
+
+  break if src_in["type"].hex == 01
+  break if src_in["len"].hex == 00
+  #  next if  src_in["type"].hex != 00
+  if( src_in["type"].hex != 00 )
+#    p dat
+    next
+  end
+
+  offset = src_in["offset"].hex
+  next if(( 0x1000 <= offset ) && ( offset < 0x2000 ))
+
+  dataTemp = src_in["data"].scan(/\w\w/)
+
+  ( 0...(src_in["len"].to_s.hex) ).each{|i|
+    bindata[ offset + i ] = ( dataTemp[ i ] ).to_s.hex
+  }
+end
+
+### format data and output #############
+4096.times{
+  bindata.delete_at(4096)
+}
+dest.write( bindata[0..(0x4FFF - 0x1000)].pack("c*") )
+dest.close
+
+printf( "intel-HEX to bsr bin converter\n file converted!\n\n" )