Lower Bits Details Hexa8421 decimal When 0 When 1 b3 b2 b1 b0 0001 01 Emphasis OFF Emphasis ON 0010 02 Monaural Stereo 0100 04 This is 2-bit display. Normally 01. 1000 08 01:Normal audio. Others:Invalid 0000 10 Audio (Normal) Invalid 0000 20 Original Digital copy 0000 40 Copyright exists No copyright 0000 80 Write prohibited Write is allowed
Reading the Display: Convert the hexadecimal display of each digit into binary display. The several causes are added and displayed. Example When 84 is displayed: Higher bit: 8 = 1000 � b7 Lower bit: 4 = 0100 � b2 This example shows that �Emphasis: OFF�, �Monaural�, �Original�, �Copyright exists� and �Writing is allowed� because b2 and b7 are 1 while all other bits are 0. Example When 07 is displayed: Higher bit: 0 = 0000 � all 0 Lower bit: 7 = 0111 � b0+b1+b2 This example shows that �Emphasis: ON�, �Stereo�, �Original�, �Copyright exists� and �Writing is prohibited� because b0, b1 and b2 are 1 while all other bits are 0.
Hexadecimal � Binary Conversion Table Hexadecimal Binary Hexadecimal 0 1 2 3 4 5 6 7 0000 0001 0010 0011 0100 0101 0110 0111 8 9 A B C D E F
