register BSR 1 register BR 1 register DIR 32 register EJIMPCODE 32 register EJADDRESS 32 register EJDATA 32 register EJCONTROL 32 register EJALL 96 register EJFASTDATA 33 instruction length 5 instruction BYPASS 11111 BR instruction SAMPLE/PRELOAD 00010 BSR instruction IDCODE 00001 DIR instruction EJTAG_IMPCODE 00011 EJIMPCODE instruction EJTAG_ADDRESS 01000 EJADDRESS instruction EJTAG_DATA 01001 EJDATA instruction EJTAG_CONTROL 01010 EJCONTROL instruction EJTAG_ALL 01011 EJALL instruction EJTAGBOOT 01100 BR instruction NORMALBOOT 01101 BR instruction EJTAG_FASTDATA 01110 EJFASTDATA instruction TCBCONTROLA 10000 BR instruction TCBCONTROLB 10001 BR instruction TCBDATA 10010 BR