signal TDI 9 signal TMS 11 signal Gnd_2 12 signal TCK 13 signal Vcco_1 14 signal D4 15 signal CF 16 signal Reset_OE 19 signal D6 31 signal CE 21 signal Vcco_2 22 signal Vcc_1 23 signal Gnd_3 24 signal D7 25 signal CEO 27 signal D5 31 signal Vcco_3 32 signal D3 33 signal Gnd_4 34 signal D1 35 signal TDO 37 signal Vpp signal Vcco_4 42 signal Vcc_2 41 signal D0 2 signal Gnd_1 3 signal D2 4 signal CLK 5 register BSR 25 register BR 1 register DIR 32 instruction length 8 instruction BYPASS 11111111 BR instruction SAMPLE/PRELOAD 00000001 BSR instruction EXTEST 00000000 BSR instruction IDCODE 11111110 DIR bit 24 O 1 D4 23 0 Z bit 23 C 0 * bit 22 O 1 CF 21 0 Z bit 21 C 0 * bit 20 I 1 Reset_OE bit 19 O 1 Reset_OE 18 0 Z bit 18 C 0 * bit 17 O 1 D6 16 0 Z bit 16 C 0 * bit 15 I 1 CE bit 14 O 1 D7 13 0 Z bit 13 C 0 * bit 12 O 1 CEO 11 0 Z bit 11 C 0 * bit 10 O 1 D5 9 0 Z bit 9 C 0 * bit 8 O 1 D3 7 0 Z bit 7 C 0 * bit 6 O 1 D1 5 0 Z bit 5 C 0 * bit 4 O 1 D0 3 0 Z bit 3 C 0 * bit 2 O 1 D2 1 0 Z bit 1 C 0 * bit 0 I 1 CLK