cpu 1 +cpu_a<22> cpu 2 +cpu_a<21> cpu 3 +cpu_a<20> cpu 4 +cpu_a<19> cpu 5 +cpu_a<18> cpu 6 +cpu_a<17> cpu 7 +cpu_a<16> cpu 8 +cpu_ad<15> cpu 9 +cpu_ad<14> cpu 10 +cpu_ad<13> cpu 11 +cpu_ad<12> cpu 12 +cpu_ad<11> cpu 13 +cpu_ad<10> cpu 14 +cpu_ad<9> cpu 15 +cpu_ad<8> cpu 16 +cpu_ad<7> cpu 17 +cpu_ad<6> cpu 18 +cpu_ad<5> cpu 19 +cpu_ad<4> cpu 20 +cpu_ad<3> cpu 21 +cpu_ad<2> cpu 22 +cpu_ad<1> cpu 23 +cpu_ad<0> cpu 24 gnd !connect to cpu.25 -- not gnd plane cpu 25 gnd cpu 26 +phi1 !short cpu 27 +phi2 !short cpu 28 +rdy cpu 29 +bbg cpu 30 -hold cpu 31 -hlda_mmu cpu 32 -hbe cpu 33 -flt cpu 34 -abt cpu 35 -spc cpu 36 -supervisor cpu 37 -ads cpu 38 -ddin cpu 39 -pfs cpu 40 +st3 cpu 41 +st2 cpu 42 +st1 cpu 43 +st0 cpu 44 n/c !-ilo cpu 45 -nmi cpu 46 -int cpu 47 +cpu_a<23> cpu 48 +5v bbg_cap1 1 +bbg bbg_cap1 2 gnd bbg_cap2 1 +bbg !-pin bbg_cap2 2 gnd !+pin mmu 1 +cpu_a<22> mmu 2 +cpu_a<21> mmu 3 +cpu_a<20> mmu 4 +cpu_a<19> mmu 5 +cpu_a<18> mmu 6 +cpu_a<17> mmu 7 +cpu_a<16> mmu 8 +cpu_ad<15> mmu 9 +cpu_ad<14> mmu 10 +cpu_ad<13> mmu 11 +cpu_ad<12> mmu 12 +cpu_ad<11> mmu 13 +cpu_ad<10> mmu 14 +cpu_ad<9> mmu 15 +cpu_ad<8> mmu 16 +cpu_ad<7> mmu 17 +cpu_ad<6> mmu 18 +cpu_ad<5> mmu 19 +cpu_ad<4> mmu 20 +cpu_ad<3> mmu 21 +cpu_ad<2> mmu 22 +cpu_ad<1> mmu 23 +cpu_ad<0> mmu 24 gnd !attach to pin 25 -- not gnd plane mmu 25 gnd mmu 26 +phi1 mmu 27 +phi2 mmu 28 +rdy mmu 29 -system_reset mmu 30 -hold mmu 31 -hlda_mmu mmu 32 -hlda mmu 33 -flt mmu 34 -abt mmu 35 -spc mmu 36 -supervisor mmu 37 -ads mmu 38 -ddin mmu 39 -pfs mmu 40 +st3 mmu 41 +st2 mmu 42 +st1 mmu 43 +st0 mmu 44 -pav mmu 45 n/c !-mmu_int mmu 46 +mmu_a24 mmu 47 +cpu_a<23> mmu 48 +5v fpu 1 +cpu_ad<10> fpu 2 +cpu_ad<9> fpu 3 +cpu_ad<8> fpu 4 +cpu_ad<7> fpu 5 +cpu_ad<6> fpu 6 +cpu_ad<5> fpu 7 +cpu_ad<4> fpu 8 +cpu_ad<3> fpu 9 +cpu_ad<2> fpu 10 +cpu_ad<1> fpu 11 +cpu_ad<0> fpu 12 gnd fpu 13 gnd fpu 14 +cttl fpu 15 -system_reset fpu 16 +cpu_ad<15> fpu 17 +cpu_ad<14> fpu 18 +cpu_ad<13> fpu 19 +cpu_ad<12> fpu 20 +cpu_ad<11> fpu 21 -spc fpu 22 +st1 fpu 23 +st0 fpu 24 +5v icu 1 +uart1_ir !ir15 icu 2 -int icu 3 +st1 !better: (+st1)(-adr<6>) icu 4 +uart2_ir !ir14 icu 5 +fdc_ir !ir12 icu 6 +scsi_ir !ir10 icu 7 -dma_ir !ir8 icu 8 n/c !ir6 icu 9 n/c !ir4 icu 10 n/c !ir2 icu 11 n/c !ir0 icu 12 +io_data<7> icu 13 +io_data<6> icu 14 +io_data<5> icu 15 +io_data<4> icu 16 +io_data<3> icu 17 +io_data<2> icu 18 +io_data<1> icu 19 +io_data<0> icu 20 gnd icu 21 -io_cs_fffe icu 22 +adr<1> icu 23 +adr<2> icu 24 +adr<3> icu 25 +adr<4> icu 26 +adr<5> icu 27 -system_reset icu 28 gnd !-hbe icu 29 n/c !count output icu 30 -rd icu 31 -wr icu 32 +cttl icu 33 n/c !ir1 icu 34 n/c !ir3 icu 35 n/c !ir5 icu 36 n/c !ir7 icu 37 n/c !ir9 icu 38 n/c !ir11 icu 39 n/c !ir13 icu 40 +5v tcu 1 -dbe tcu 2 gnd tcu 3 -rd tcu 4 -wr tcu 5 -ddin tcu 6 -pav tcu 7 -rst_sw tcu 8 -system_reset tcu 9 +rdy tcu 10 +phi2 tcu 11 +phi1 tcu 12 gnd tcu 13 +tcu_clk_in !+xin tcu 14 n/c !+xout tcu 15 +fclk tcu 16 +cttl tcu 17 -tso tcu 18 +tie_high !-wait8 tcu 19 +tie_high !-wait4 tcu 20 -eprom_cs !-wait2 tcu 21 +tie_high !-wait1 tcu 22 -cwait tcu 23 -io_cs_fff0 !-per (-uart_cs) tcu 24 +5v rst_sw 1 gnd rst_sw 2 -rst_sw rst_cap 1 gnd rst_cap 2 -rst_sw rst_diode 1 +5v rst_diode 2 -rst_sw rst_res 1 +5v rst_res 2 -rst_sw tcu_osc 1 n/c tcu_osc 7 gnd tcu_osc 8 +tcu_clk_in !actually pin1 on HP clock tcu_osc 14 +5v ph1_cap 1 gnd ph1_cap 2 +phi1 ph2_cap 1 gnd ph2_cap 2 +phi2 eprom_e 1 +5v !vpp eprom_e 2 +adr<13> eprom_e 3 +adr<8> eprom_e 4 +adr<7> eprom_e 5 +adr<6> eprom_e 6 +adr<5> eprom_e 7 +adr<4> eprom_e 8 +adr<3> eprom_e 9 +adr<2> eprom_e 10 +adr<1> eprom_e 11 +mem_data<0> eprom_e 12 +mem_data<1> eprom_e 13 +mem_data<2> eprom_e 14 gnd eprom_e 15 +mem_data<3> eprom_e 16 +mem_data<4> eprom_e 17 +mem_data<5> eprom_e 18 +mem_data<6> eprom_e 19 +mem_data<7> eprom_e 20 -eprom_cs eprom_e 21 +adr<11> eprom_e 22 -rd !-oe eprom_e 23 +adr<12> eprom_e 24 +adr<10> eprom_e 25 +adr<9> eprom_e 26 +adr<14> eprom_e 27 +eprom_a15 eprom_e 28 +5v eprom_o 1 +5v !vpp eprom_o 2 +adr<13> eprom_o 3 +adr<8> eprom_o 4 +adr<7> eprom_o 5 +adr<6> eprom_o 6 +adr<5> eprom_o 7 +adr<4> eprom_o 8 +adr<3> eprom_o 9 +adr<2> eprom_o 10 +adr<1> eprom_o 11 +mem_data<8> eprom_o 12 +mem_data<9> eprom_o 13 +mem_data<10> eprom_o 14 gnd eprom_o 15 +mem_data<11> eprom_o 16 +mem_data<12> eprom_o 17 +mem_data<13> eprom_o 18 +mem_data<14> eprom_o 19 +mem_data<15> eprom_o 20 -eprom_cs eprom_o 21 +adr<11> eprom_o 22 -rd !-oe eprom_o 23 +adr<12> eprom_o 24 +adr<10> eprom_o 25 +adr<9> eprom_o 26 +adr<14> eprom_o 27 +eprom_a15 eprom_o 28 +5v sram_e 1 +adr<15> sram_e 2 +adr<13> sram_e 3 +adr<8> sram_e 4 +adr<7> sram_e 5 +adr<6> sram_e 6 +adr<5> sram_e 7 +adr<4> sram_e 8 +adr<3> sram_e 9 +adr<2> sram_e 10 +adr<1> sram_e 11 +mem_data<0> sram_e 12 +mem_data<1> sram_e 13 +mem_data<2> sram_e 14 gnd sram_e 15 +mem_data<3> sram_e 16 +mem_data<4> sram_e 17 +mem_data<5> sram_e 18 +mem_data<6> sram_e 19 +mem_data<7> sram_e 20 -sram_cs sram_e 21 +adr<11> sram_e 22 -rd !-oe sram_e 23 +adr<12> sram_e 24 +adr<10> sram_e 25 +adr<9> sram_e 26 +adr<14> sram_e 27 -wr_e !(-wr)+(+adr<0>) sram_e 28 +5v sram_o 1 +adr<15> sram_o 2 +adr<13> sram_o 3 +adr<8> sram_o 4 +adr<7> sram_o 5 +adr<6> sram_o 6 +adr<5> sram_o 7 +adr<4> sram_o 8 +adr<3> sram_o 9 +adr<2> sram_o 10 +adr<1> sram_o 11 +mem_data<8> sram_o 12 +mem_data<9> sram_o 13 +mem_data<10> sram_o 14 gnd sram_o 15 +mem_data<11> sram_o 16 +mem_data<12> sram_o 17 +mem_data<13> sram_o 18 +mem_data<14> sram_o 19 +mem_data<15> sram_o 20 -sram_cs sram_o 21 +adr<11> sram_o 22 -rd !-oe sram_o 23 +adr<12> sram_o 24 +adr<10> sram_o 25 +adr<9> sram_o 26 +adr<14> sram_o 27 -wr_o !(-wr)+(-hbe) sram_o 28 +5v mem_data_xcv_e 1 -ddin_buf !+mem_data_out mem_data_xcv_e 2 +cpu_ad<0> mem_data_xcv_e 3 +cpu_ad<1> mem_data_xcv_e 4 +cpu_ad<2> mem_data_xcv_e 5 +cpu_ad<3> mem_data_xcv_e 6 +cpu_ad<4> mem_data_xcv_e 7 +cpu_ad<5> mem_data_xcv_e 8 +cpu_ad<6> mem_data_xcv_e 9 +cpu_ad<7> mem_data_xcv_e 10 gnd mem_data_xcv_e 11 +mem_data<7> mem_data_xcv_e 12 +mem_data<6> mem_data_xcv_e 13 +mem_data<5> mem_data_xcv_e 14 +mem_data<4> mem_data_xcv_e 15 +mem_data<3> mem_data_xcv_e 16 +mem_data<2> mem_data_xcv_e 17 +mem_data<1> mem_data_xcv_e 18 +mem_data<0> mem_data_xcv_e 19 -mem_data_oe mem_data_xcv_e 20 +5v mem_data_xcv_o 1 -ddin_buf !+mem_data_out mem_data_xcv_o 2 +cpu_ad<8> mem_data_xcv_o 3 +cpu_ad<9> mem_data_xcv_o 4 +cpu_ad<10> mem_data_xcv_o 5 +cpu_ad<11> mem_data_xcv_o 6 +cpu_ad<12> mem_data_xcv_o 7 +cpu_ad<13> mem_data_xcv_o 8 +cpu_ad<14> mem_data_xcv_o 9 +cpu_ad<15> mem_data_xcv_o 10 gnd mem_data_xcv_o 11 +mem_data<15> mem_data_xcv_o 12 +mem_data<14> mem_data_xcv_o 13 +mem_data<13> mem_data_xcv_o 14 +mem_data<12> mem_data_xcv_o 15 +mem_data<11> mem_data_xcv_o 16 +mem_data<10> mem_data_xcv_o 17 +mem_data<9> mem_data_xcv_o 18 +mem_data<8> mem_data_xcv_o 19 -mem_data_oe mem_data_xcv_o 20 +5v io_data_xcv_e 1 -ddin_buf !+io_data_out io_data_xcv_e 2 +cpu_ad<0> io_data_xcv_e 3 +cpu_ad<1> io_data_xcv_e 4 +cpu_ad<2> io_data_xcv_e 5 +cpu_ad<3> io_data_xcv_e 6 +cpu_ad<4> io_data_xcv_e 7 +cpu_ad<5> io_data_xcv_e 8 +cpu_ad<6> io_data_xcv_e 9 +cpu_ad<7> io_data_xcv_e 10 gnd io_data_xcv_e 11 +io_data<7> io_data_xcv_e 12 +io_data<6> io_data_xcv_e 13 +io_data<5> io_data_xcv_e 14 +io_data<4> io_data_xcv_e 15 +io_data<3> io_data_xcv_e 16 +io_data<2> io_data_xcv_e 17 +io_data<1> io_data_xcv_e 18 +io_data<0> io_data_xcv_e 19 -io_edata_oe io_data_xcv_e 20 +5v io_data_xcv_o 1 -ddin_buf !+io_data_out io_data_xcv_o 2 +cpu_ad<8> io_data_xcv_o 3 +cpu_ad<9> io_data_xcv_o 4 +cpu_ad<10> io_data_xcv_o 5 +cpu_ad<11> io_data_xcv_o 6 +cpu_ad<12> io_data_xcv_o 7 +cpu_ad<13> io_data_xcv_o 8 +cpu_ad<14> io_data_xcv_o 9 +cpu_ad<15> io_data_xcv_o 10 gnd io_data_xcv_o 11 +io_data<7> io_data_xcv_o 12 +io_data<6> io_data_xcv_o 13 +io_data<5> io_data_xcv_o 14 +io_data<4> io_data_xcv_o 15 +io_data<3> io_data_xcv_o 16 +io_data<2> io_data_xcv_o 17 +io_data<1> io_data_xcv_o 18 +io_data<0> io_data_xcv_o 19 +tie_high !-io_odata_oe io_data_xcv_o 20 +5v adr_latch_l 1 gnd !-oe, maybe +hlda later adr_latch_l 2 +adr<0> adr_latch_l 3 +cpu_ad<0> adr_latch_l 4 +cpu_ad<2> adr_latch_l 5 +adr<2> adr_latch_l 6 +adr<4> adr_latch_l 7 +cpu_ad<4> adr_latch_l 8 +cpu_ad<6> adr_latch_l 9 +adr<6> adr_latch_l 10 gnd adr_latch_l 11 +pav !transparent hi adr_latch_l 12 +adr<7> adr_latch_l 13 +cpu_ad<7> adr_latch_l 14 +cpu_ad<5> adr_latch_l 15 +adr<5> adr_latch_l 16 +adr<3> adr_latch_l 17 +cpu_ad<3> adr_latch_l 18 +cpu_ad<1> adr_latch_l 19 +adr<1> adr_latch_l 20 +5v adr_latch_m 1 gnd !-oe, maybe +hlda later adr_latch_m 2 +adr<8> adr_latch_m 3 +cpu_ad<8> adr_latch_m 4 +cpu_ad<10> adr_latch_m 5 +adr<10> adr_latch_m 6 +adr<12> adr_latch_m 7 +cpu_ad<12> adr_latch_m 8 +cpu_ad<14> adr_latch_m 9 +adr<14> adr_latch_m 10 gnd adr_latch_m 11 +pav !transparent hi adr_latch_m 12 +adr<15> adr_latch_m 13 +cpu_ad<15> adr_latch_m 14 +cpu_ad<13> adr_latch_m 15 +adr<13> adr_latch_m 16 +adr<11> adr_latch_m 17 +cpu_ad<11> adr_latch_m 18 +cpu_ad<9> adr_latch_m 19 +adr<9> adr_latch_m 20 +5v adr_buf_h 1 gnd !-oe, maybe +hlda later adr_buf_h 2 +cpu_a<16> adr_buf_h 3 +adr<17> adr_buf_h 4 +cpu_a<18> adr_buf_h 5 +adr<19> adr_buf_h 6 +cpu_a<20> adr_buf_h 7 +adr<21> adr_buf_h 8 +cpu_a<22> adr_buf_h 9 +adr<23> adr_buf_h 10 gnd adr_buf_h 11 +cpu_a<23> adr_buf_h 12 +adr<22> adr_buf_h 13 +cpu_a<21> adr_buf_h 14 +adr<20> adr_buf_h 15 +cpu_a<19> adr_buf_h 16 +adr<18> adr_buf_h 17 +cpu_a<17> adr_buf_h 18 +adr<16> adr_buf_h 19 gnd !-oe, maybe +hlda later adr_buf_h 20 +5v uart1 1 +io_data<0> uart1 2 +io_data<1> uart1 3 +io_data<2> uart1 4 +io_data<3> uart1 5 +io_data<4> uart1 6 +io_data<5> uart1 7 +io_data<6> uart1 8 +io_data<7> uart1 9 +uart1_clk_out uart1 10 -rxd1 uart1 11 -txd1 uart1 12 -adr<6> !+cs, cs = 0xfff08x uart1 13 +adr<7> !+cs uart1 14 -io_cs_fff0 !-cs uart1 15 +uart1_clk_out uart1 16 +uart_xtal1 uart1 17 +uart_xtal2 uart1 18 -wr !-dostr (data out strobe) uart1 19 gnd !+dostr (or'd with -dostr) uart1 20 gnd uart1 21 -rd !-distr uart1 22 gnd !+distr (or'd with -distr) uart1 23 n/c !out: driver disable uart1 24 n/c !out: cs uart1 25 gnd !-adr strobe uart1 26 +adr<3> uart1 27 +adr<2> uart1 28 +adr<1> uart1 29 n/c uart1 30 +uart1_ir uart1 31 n/c !-out2 uart1 32 -rts1 uart1 33 n/c !-dtr uart1 34 n/c !-out1 uart1 35 +system_reset uart1 36 -cts1 uart1 37 gnd !-dsr uart1 38 gnd !-dcd uart1 39 gnd !-ri uart1 40 +5v uart2 1 +io_data<0> uart2 2 +io_data<1> uart2 3 +io_data<2> uart2 4 +io_data<3> uart2 5 +io_data<4> uart2 6 +io_data<5> uart2 7 +io_data<6> uart2 8 +io_data<7> uart2 9 +uart2_clk_out uart2 10 -rxd2 uart2 11 -txd2 uart2 12 +adr<6> !cs = 0xfff0cx uart2 13 +adr<7> uart2 14 -io_cs_fff0 uart2 15 +uart2_clk_out uart2 16 +uart_xtal1 uart2 17 +uart_xtal2 uart2 18 -wr uart2 19 gnd uart2 20 gnd uart2 21 -rd uart2 22 gnd uart2 23 n/c uart2 24 n/c uart2 25 gnd uart2 26 +adr<3> uart2 27 +adr<2> uart2 28 +adr<1> uart2 29 n/c uart2 30 +uart2_ir uart2 31 n/c uart2 32 -rts2 uart2 33 n/c !-dtr uart2 34 n/c uart2 35 +system_reset uart2 36 -cts2 uart2 37 gnd !-dsr uart2 38 gnd !-dcd uart2 39 gnd !-ri uart2 40 +5v uart_xtal 1 +uart_xtal1 uart_xtal 2 +uart_xtal3 uart_s_res 1 +uart_xtal2 uart_s_res 2 +uart_xtal3 uart_p_res 1 +uart_xtal1 uart_p_res 2 +uart_xtal3 uart_cap1 1 +uart_xtal1 uart_cap1 2 gnd uart_cap2 1 +uart_xtal3 uart_cap2 2 gnd rs232_rcv 1 +rxd1_rs232 rs232_rcv 2 n/c rs232_rcv 3 -rxd1 rs232_rcv 4 +cts1_rs232 rs232_rcv 5 n/c rs232_rcv 6 -cts1 rs232_rcv 7 gnd rs232_rcv 8 -cts2 rs232_rcv 9 n/c rs232_rcv 10 +cts2_rs232 rs232_rcv 11 -rxd2 rs232_rcv 12 n/c rs232_rcv 13 +rxd2_rs232 rs232_rcv 14 +5v rs232_drv 1 -12v rs232_drv 2 -txd1 rs232_drv 3 +txd1_rs232 rs232_drv 4 -rts1 rs232_drv 5 -rts1 rs232_drv 6 +rts1_rs232 rs232_drv 7 gnd rs232_drv 8 +rts2_rs232 rs232_drv 9 -rts2 rs232_drv 10 -rts2 rs232_drv 11 +txd2_rs232 rs232_drv 12 -txd2 rs232_drv 13 -txd2 rs232_drv 14 +12v io_decode1 1 +adr<23> io_decode1 2 +adr<22> io_decode1 3 +adr<21> io_decode1 4 +adr<20> io_decode1 5 +adr<19> io_decode1 6 +adr<18> io_decode1 7 +adr<17> io_decode1 8 gnd io_decode1 9 -io_cs !low for adr=0xfffxxx io_decode1 10 +adr<16> io_decode1 11 +adr<15> io_decode1 12 +adr<14> io_decode1 13 +adr<13> io_decode1 14 +adr<12> io_decode1 15 +tie_high io_decode1 16 +5v dma_decode 1 +adr<23> dma_decode 2 +adr<22> dma_decode 3 +adr<21> dma_decode 4 +adr<20> dma_decode 5 +adr<19> dma_decode 6 +adr<18> dma_decode 7 +adr<17> dma_decode 8 gnd dma_decode 9 -dma_cs1 !low for adr=0xffecxx dma_decode 10 +adr<16> dma_decode 11 +adr<15> dma_decode 12 +adr<14> dma_decode 13 +adr<13> dma_decode 14 +adr<11> dma_decode 15 +adr<10> dma_decode 16 +5v io_decode2 1 +adr<9> io_decode2 2 +adr<10> io_decode2 3 +adr<11> io_decode2 4 -io_cs !-enable io_decode2 5 +adr<8> !-enable io_decode2 6 +tie_high !+enable io_decode2 7 -io_cs_fffe !icu io_decode2 8 gnd io_decode2 9 n/c !-io_cs_fffc io_decode2 10 n/c !-io_cs_fffa formerly dma controller io_decode2 11 -io_cs_fff8 !scsi -dack io_decode2 12 -io_cs_fff6 !scsi -cs io_decode2 13 -io_cs_fff4 !floppy controller io_decode2 14 n/c !-io_cs_fff2 io_decode2 15 -io_cs_fff0 !uart's io_decode2 16 +5v or_1 1 -wr or_1 2 +adr<0> or_1 3 -wr_e !write even byte or_1 4 -dbe !change later for DMA or_1 5 -io_cs !change later for DMA or_1 6 -io_edata_oe !change later for DMA or_1 7 gnd or_1 8 -mem_data_oe or_1 9 +adr<23> !change for ram beyond 8meg or_1 10 -dbe or_1 11 -wr_o !write odd byte or_1 12 -hbe_buf or_1 13 -wr or_1 14 +5v invert_1 1 +adr<6> invert_1 2 -adr<6> !for uarts invert_1 3 -pav invert_1 4 +pav !for adr latches invert_1 5 -system_reset invert_1 6 +system_reset !for uarts invert_1 7 gnd invert_1 8 +ddin_buf invert_1 9 -ddin !was -ddin_buf invert_1 10 -dma_req1 invert_1 11 +dma_req1 invert_1 12 -dma_req0 invert_1 13 +dma_req0 invert_1 14 +5v 3st_buf1 1 -hlda 3st_buf1 2 -hbe 3st_buf1 3 -hbe_buf 3st_buf1 4 +tie_high 3st_buf1 5 -ddin 3st_buf1 6 -ddin_buf 3st_buf1 7 gnd 3st_buf1 8 n/c 3st_buf1 9 gnd 3st_buf1 10 gnd 3st_buf1 11 n/c 3st_buf1 12 gnd 3st_buf1 13 gnd 3st_buf1 14 +5v memcspal 1 +adr<15> memcspal 2 +adr<16> memcspal 3 +adr<17> memcspal 4 +adr<18> memcspal 5 +adr<19> memcspal 6 +adr<20> memcspal 7 +adr<21> memcspal 8 +adr<22> memcspal 9 +adr<23> memcspal 10 gnd memcspal 11 +swap_jumper memcspal 12 -eprom_cs memcspal 13 +eprom_a15 memcspal 14 -sram_cs memcspal 15 -dram_cs memcspal 16 n/c memcspal 17 n/c memcspal 18 n/c memcspal 19 n/c memcspal 20 +5v nmipal 1 +cttl nmipal 2 -nmi_up nmipal 3 -nmi_down nmipal 4 -tso nmipal 5 n/c nmipal 6 n/c nmipal 7 n/c nmipal 8 n/c nmipal 9 n/c nmipal 10 gnd nmipal 11 gnd !-oe nmipal 12 -nmi nmipal 13 n/c nmipal 14 n/c nmipal 15 n/c nmipal 16 n/c nmipal 17 n/c nmipal 18 n/c nmipal 19 n/c nmipal 20 +5v nmi_sw 1 -nmi_up nmi_sw 2 gnd nmi_sw 3 -nmi_down pullup 1 -spc pullup 2 -int pullup 3 -hold pullup 4 +mmu_a24 pullup 5 -nmi_up pullup 6 -nmi_down pullup 7 +swap_jumper pullup 8 -pav pullup 9 -cwait uart_header 1 +uart_xtal2 uart_header 2 +uart_xtal1 uart_header 3 n/c uart_header 4 gnd uart_header 5 +txd1_rs232 uart_header 6 +rts1_rs232 uart_header 7 +cts1_rs232 uart_header 8 +rxd1_rs232 uart_header 9 +rxd2_rs232 uart_header 10 +cts2_rs232 uart_header 11 +rts2_rs232 uart_header 12 +txd2_rs232 uart_header 13 gnd uart_header 14 n/c uart_header 15 gnd uart_header 16 +uart_xtal3 sw_header 1 -nmi_up sw_header 2 -nmi_down sw_header 3 -rst_sw sw_header 4 gnd sw_header 5 n/c sw_header 6 n/c sw_header 7 gnd sw_header 8 +swap_jumper sw_header 9 n/c sw_header 10 n/c sw_header 11 n/c sw_header 12 n/c sw_header 13 n/c sw_header 14 +5v or_2 1 -dma_cs1 or_2 2 +adr<12> or_2 3 -dma_cs !low for adr=0xffecxx or_2 4 gnd !unused gate or_2 5 gnd or_2 6 or_2 7 gnd or_2 8 -we_h0 or_2 9 +ddin_buf or_2 10 -hbe_buf or_2 11 -we_l0 or_2 12 +ddin_buf or_2 13 +adr<0> or_2 14 +5v scsi_ctl 1 +io_data<0> scsi_ctl 2 -sc_db<7> scsi_ctl 3 -sc_db<6> scsi_ctl 4 -sc_db<5> scsi_ctl 5 -sc_db<4> scsi_ctl 6 -sc_db<3> scsi_ctl 7 -sc_db<2> scsi_ctl 8 -sc_db<1> scsi_ctl 9 -sc_db<0> scsi_ctl 10 -sc_dbp scsi_ctl 11 gnd scsi_ctl 12 -sc_sel scsi_ctl 13 -sc_bsy scsi_ctl 14 -sc_ack scsi_ctl 15 -sc_atn scsi_ctl 16 -sc_rst scsi_ctl 17 -sc_io scsi_ctl 18 -sc_cd scsi_ctl 19 -sc_msg scsi_ctl 20 -sc_req scsi_ctl 21 -io_cs_fff6 !-cs scsi_ctl 22 +dma_req1 scsi_ctl 23 +scsi_ir !int req scsi_ctl 24 -rd scsi_ctl 25 n/c !ready scsi_ctl 26 -io_cs_fff8 !-dack scsi_ctl 27 +tie_high !-eop scsi_ctl 28 -system_reset scsi_ctl 29 -wr scsi_ctl 30 +adr<1> scsi_ctl 31 +5v scsi_ctl 32 +adr<2> scsi_ctl 33 +adr<3> scsi_ctl 34 +io_data<7> scsi_ctl 35 +io_data<6> scsi_ctl 36 +io_data<5> scsi_ctl 37 +io_data<4> scsi_ctl 38 +io_data<3> scsi_ctl 39 +io_data<2> scsi_ctl 40 +io_data<1> sc_pullup1 1 -sc_db<7> sc_pullup1 2 -sc_db<6> sc_pullup1 3 -sc_db<5> sc_pullup1 4 -sc_db<4> sc_pullup1 5 -sc_db<3> sc_pullup1 6 -sc_db<2> sc_pullup1 7 -sc_db<1> sc_pullup1 8 -sc_db<0> sc_pullup1 9 -sc_dbp sc_pullup1 10 +5v sc_pullup2 1 -sc_sel sc_pullup2 2 -sc_bsy sc_pullup2 3 -sc_ack sc_pullup2 4 -sc_atn sc_pullup2 5 -sc_rst sc_pullup2 6 -sc_io sc_pullup2 7 -sc_cd sc_pullup2 8 -sc_msg sc_pullup2 9 -sc_req sc_pullup2 10 +5v sc_pulldown1 1 -sc_db<7> sc_pulldown1 2 -sc_db<6> sc_pulldown1 3 -sc_db<5> sc_pulldown1 4 -sc_db<4> sc_pulldown1 5 -sc_db<3> sc_pulldown1 6 -sc_db<2> sc_pulldown1 7 -sc_db<1> sc_pulldown1 8 -sc_db<0> sc_pulldown1 9 -sc_dbp sc_pulldown1 10 gnd sc_pulldown2 1 -sc_sel sc_pulldown2 2 -sc_bsy sc_pulldown2 3 -sc_ack sc_pulldown2 4 -sc_atn sc_pulldown2 5 -sc_rst sc_pulldown2 6 -sc_io sc_pulldown2 7 -sc_cd sc_pulldown2 8 -sc_msg sc_pulldown2 9 -sc_req sc_pulldown2 10 gnd sc_conn 1 gnd sc_conn 2 -sc_db<0> sc_conn 3 gnd sc_conn 4 -sc_db<1> sc_conn 5 gnd sc_conn 6 -sc_db<2> sc_conn 7 gnd sc_conn 8 -sc_db<3> sc_conn 9 gnd sc_conn 10 -sc_db<4> sc_conn 11 gnd sc_conn 12 -sc_db<5> sc_conn 13 gnd sc_conn 14 -sc_db<6> sc_conn 15 gnd sc_conn 16 -sc_db<7> sc_conn 17 gnd sc_conn 18 -sc_dbp sc_conn 19 gnd sc_conn 20 gnd sc_conn 21 gnd sc_conn 22 gnd sc_conn 23 gnd sc_conn 24 gnd sc_conn 25 n/c sc_conn 26 +sc_term sc_conn 27 gnd sc_conn 28 gnd sc_conn 29 gnd sc_conn 30 gnd sc_conn 31 gnd sc_conn 32 -sc_atn sc_conn 33 gnd sc_conn 34 gnd sc_conn 35 gnd sc_conn 36 -sc_bsy sc_conn 37 gnd sc_conn 38 -sc_ack sc_conn 39 gnd sc_conn 40 -sc_rst sc_conn 41 gnd sc_conn 42 -sc_msg sc_conn 43 gnd sc_conn 44 -sc_sel sc_conn 45 gnd sc_conn 46 -sc_cd sc_conn 47 gnd sc_conn 48 -sc_req sc_conn 49 gnd sc_conn 50 -sc_io sc_diode 1 +5v !anode sc_diode 2 +sc_term dma_ctl 1 +cpu_a<22> dma_ctl 2 +cpu_a<21> dma_ctl 3 +cpu_a<20> dma_ctl 4 +cpu_a<19> dma_ctl 5 +cpu_a<18> dma_ctl 6 +cpu_a<17> dma_ctl 7 +cpu_a<16> dma_ctl 8 +cpu_ad<15> dma_ctl 9 +cpu_ad<14> dma_ctl 10 +cpu_ad<13> dma_ctl 11 +cpu_ad<12> dma_ctl 12 +cpu_ad<11> dma_ctl 13 +cpu_ad<10> dma_ctl 14 +cpu_ad<9> dma_ctl 15 +cpu_ad<8> dma_ctl 16 +cpu_ad<7> dma_ctl 17 +cpu_ad<6> dma_ctl 18 +cpu_ad<5> dma_ctl 19 +cpu_ad<4> dma_ctl 20 +cpu_ad<3> dma_ctl 21 +cpu_ad<2> dma_ctl 22 +cpu_ad<1> dma_ctl 23 +cpu_ad<0> dma_ctl 24 gnd dma_ctl 25 +cttl dma_ctl 26 +rdy dma_ctl 27 -pav !needs pullup dma_ctl 28 n/c !-iowr dma_ctl 29 n/c !-iord dma_ctl 30 -ddin dma_ctl 31 -hbe_buf dma_ctl 32 -dma_ack0 !fdc channel dma_ctl 33 -dma_req0 dma_ctl 34 n/c !-dma_ack1 dma_ctl 35 -dma_req1 !scsi channel dma_ctl 36 n/c !-dma_ack2 dma_ctl 37 +tie_high !-dma_req2 dma_ctl 38 n/c !-dma_ack3 dma_ctl 39 +tie_high !-dma_req3 dma_ctl 40 -hlda dma_ctl 41 -hold dma_ctl 42 -dma_ir !int dma_ctl 43 -system_reset dma_ctl 44 n/c !-bgrt dma_ctl 45 +tie_high !-breq dma_ctl 46 -dma_cs !cs = 0xffecxx dma_ctl 47 +cpu_a<23> dma_ctl 48 +5v dramc 1 +rfshclk dramc 2 +cttl dramc 3 +tie_high !m0 dramc 4 +tie_high !15ns ras hold dramc 5 -mode !m2 dramc 6 +tie_high !-ads dramc 7 +adr<1> dramc 8 +adr<2> dramc 9 +adr<3> dramc 10 +adr<4> dramc 11 +adr<5> dramc 12 +adr<6> dramc 13 gnd dramc 14 +adr<7> dramc 15 +adr<8> dramc 16 +adr<9> dramc 17 +adr<10> dramc 18 +adr<11> dramc 19 +adr<12> dramc 20 +adr<13> dramc 21 +adr<14> dramc 22 +adr<15> dramc 23 +adr<16> dramc 24 +adr<17> !dram change was +tie_high dramc 25 +adr<18> !dram change was gnd dramc 26 +adr<22> !b1 dramc 27 +adr<21> !b0 dramc 28 -ras01 dramc 29 -ras11 !200000-3fffff dramc 30 -ras21 !400000-5fffff dramc 31 -ras31 !600000-7fffff dramc 32 -cas1 dramc 33 +dram_adr1<8> !dram change was +dram_mux_sel dramc 34 +dram_adr1<7> dramc 35 +dram_adr1<6> dramc 36 +5v dramc 37 +dram_adr1<5> dramc 38 gnd dramc 39 +dram_adr1<4> dramc 40 +dram_adr1<3> dramc 41 +dram_adr1<2> dramc 42 +dram_adr1<1> dramc 43 +dram_adr1<0> dramc 44 n/c !-we dramc 45 +tie_high !-win dramc 46 +rfio dramc 47 -dram_cs dramc 48 -rasin dramc_cap1 1 gnd !close to dramc pin 38 dramc_cap1 2 +5v !close to dramc pin 36 dramc_cap2 1 gnd !close to dramc pin 38 dramc_cap2 2 +5v !close to dramc pin 36 dram_delay0 1 -rasin dram_delay0 2 n/c dram_delay0 3 n/c !20% dram_delay0 4 n/c !40% dram_delay0 5 n/c !60% dram_delay0 6 n/c !80% dram_delay0 7 gnd dram_delay0 8 +ras_dly100 !100% this tap seems to work dram_delay0 9 n/c !90% dram_delay0 10 n/c !70% dram_delay0 11 n/c !50% dram_delay0 12 n/c !30% dram_delay0 13 n/c !10% dram_delay0 14 +5v dram_delay1 1 +ras_dly100 !more delay if needed dram_delay1 2 n/c dram_delay1 3 n/c !120% dram_delay1 4 n/c !140% dram_delay1 5 n/c !160% dram_delay1 6 n/c !180% dram_delay1 7 gnd dram_delay1 8 n/c !200% dram_delay1 9 n/c !190% dram_delay1 10 n/c !170% dram_delay1 11 n/c !150% dram_delay1 12 n/c !130% dram_delay1 13 n/c !110% dram_delay1 14 +5v rfshpal 1 +cttl rfshpal 2 gnd rfshpal 3 gnd rfshpal 4 gnd rfshpal 5 gnd rfshpal 6 gnd rfshpal 7 gnd rfshpal 8 gnd rfshpal 9 gnd rfshpal 10 gnd rfshpal 11 gnd rfshpal 12 n/c rfshpal 13 n/c rfshpal 14 n/c rfshpal 15 n/c rfshpal 16 n/c rfshpal 17 n/c rfshpal 18 n/c rfshpal 19 +rfshclk rfshpal 20 +5v dramcpal 1 +fclk dramcpal 2 -tso dramcpal 3 +rfio dramcpal 4 -pav dramcpal 5 -ddin_buf dramcpal 6 +tie_high !-waitwr dramcpal 7 +cttl dramcpal 8 -dram_cs dramcpal 9 +tie_high !-waitrd dramcpal 10 gnd dramcpal 11 gnd !-oe dramcpal 12 -cwait dramcpal 13 n/c !4dly dramcpal 14 n/c !3dly dramcpal 15 n/c !2dly dramcpal 16 -mode dramcpal 17 -rasin dramcpal 18 n/c !-cycled dramcpal 19 n/c !-incy dramcpal 20 +5v dram_mux 1 +ras_dly100 !dram change was +dram_mux_sel dram_mux 2 gnd !dram change was +adr<17> dram_mux 3 gnd !dram change was +adr<18> dram_mux 4 n/c !dram change was +dram_adr0<8> dram_mux 5 +adr<19> dram_mux 6 +adr<20> dram_mux 7 +dram_adr0<9> dram_mux 8 gnd dram_mux 9 n/c dram_mux 10 gnd dram_mux 11 gnd dram_mux 12 n/c dram_mux 13 gnd dram_mux 14 gnd dram_mux 15 gnd !enable dram_mux 16 +5v dram_drv 1 gnd dram_drv 2 -we_l0 dram_drv 3 n/c !dram change was +dram_adr1<8> dram_drv 4 -we_h0 dram_drv 5 +dram_adr1<9> dram_drv 6 gnd !dram change was -cas1 dram_drv 7 n/c !dram change was -cas3 dram_drv 8 gnd !dram change was -cas3 dram_drv 9 n/c !dram change was -cas5 dram_drv 10 gnd dram_drv 11 gnd !dram change was -cas4 dram_drv 12 n/c !dram change was -cas4 dram_drv 13 gnd !dram change was -cas2 dram_drv 14 n/c !dram change was -cas2 dram_drv 15 +dram_adr0<9> dram_drv 16 -we_h1 dram_drv 17 gnd !dram change was +dram_adr0<8> dram_drv 18 -we_l1 dram_drv 19 gnd dram_drv 20 +5v dram_term1 1 +dram_adr1<0> dram_term1 2 +dram_adr1<1> dram_term1 3 +dram_adr1<2> dram_term1 4 +dram_adr1<3> dram_term1 5 +dram_adr1<4> dram_term1 6 +dram_adr1<5> dram_term1 7 +dram_adr1<6> dram_term1 8 +dram_adr1<7> dram_term1 9 +dram_adr2<7> dram_term1 10 +dram_adr2<6> dram_term1 11 +dram_adr2<5> dram_term1 12 +dram_adr2<4> dram_term1 13 +dram_adr2<3> dram_term1 14 +dram_adr2<2> dram_term1 15 +dram_adr2<1> dram_term1 16 +dram_adr2<0> dram_term2 1 n/c !WBC has pullup here dram_term2 2 -ras31 dram_term2 3 -ras21 dram_term2 4 -ras11 dram_term2 5 -ras01 dram_term2 6 -cas1 dram_term2 7 +dram_adr1<8> dram_term2 8 n/c dram_term2 9 n/c dram_term2 10 +dram_adr2<8> dram_term2 11 -cas2 dram_term2 12 n/c !-ras02 dram_term2 13 -ras12 dram_term2 14 n/c !-ras22 dram_term2 15 n/c !-ras32 dram_term2 16 n/c !WBC has pullup here dram_term3 1 n/c dram_term3 2 n/c dram_term3 3 n/c dram_term3 4 n/c dram_term3 5 +dram_adr2<9> dram_term3 6 -we_l2 dram_term3 7 -we_h2 dram_term3 8 n/c dram_term3 9 n/c dram_term3 10 -we_h1 dram_term3 11 -we_l1 dram_term3 12 +dram_adr1<9> dram_term3 13 n/c dram_term3 14 n/c dram_term3 15 n/c dram_term3 16 n/c dram0 1 +mem_data<0> dram0 2 -we_l2 dram0 3 -ras12 dram0 4 n/c dram0 5 +dram_adr2<0> dram0 6 +dram_adr2<1> dram0 7 +dram_adr2<2> dram0 8 +dram_adr2<3> dram0 9 +5v dram0 10 +dram_adr2<4> dram0 11 +dram_adr2<5> dram0 12 +dram_adr2<6> dram0 13 +dram_adr2<7> dram0 14 +dram_adr2<8> dram0 15 +dram_adr2<9> dram0 16 -cas2 !dram change was -cas6 dram0 17 +mem_data<0> dram0 18 gnd dram1 1 +mem_data<1> dram1 2 -we_l2 dram1 3 -ras12 dram1 4 n/c dram1 5 +dram_adr2<0> dram1 6 +dram_adr2<1> dram1 7 +dram_adr2<2> dram1 8 +dram_adr2<3> dram1 9 +5v dram1 10 +dram_adr2<4> dram1 11 +dram_adr2<5> dram1 12 +dram_adr2<6> dram1 13 +dram_adr2<7> dram1 14 +dram_adr2<8> dram1 15 +dram_adr2<9> dram1 16 -cas2 !dram change was -cas6 dram1 17 +mem_data<1> dram1 18 gnd dram2 1 +mem_data<2> dram2 2 -we_l2 dram2 3 -ras12 dram2 4 n/c dram2 5 +dram_adr2<0> dram2 6 +dram_adr2<1> dram2 7 +dram_adr2<2> dram2 8 +dram_adr2<3> dram2 9 +5v dram2 10 +dram_adr2<4> dram2 11 +dram_adr2<5> dram2 12 +dram_adr2<6> dram2 13 +dram_adr2<7> dram2 14 +dram_adr2<8> dram2 15 +dram_adr2<9> dram2 16 -cas2 !dram change was -cas6 dram2 17 +mem_data<2> dram2 18 gnd dram3 1 +mem_data<3> dram3 2 -we_l2 dram3 3 -ras12 dram3 4 n/c dram3 5 +dram_adr2<0> dram3 6 +dram_adr2<1> dram3 7 +dram_adr2<2> dram3 8 +dram_adr2<3> dram3 9 +5v dram3 10 +dram_adr2<4> dram3 11 +dram_adr2<5> dram3 12 +dram_adr2<6> dram3 13 +dram_adr2<7> dram3 14 +dram_adr2<8> dram3 15 +dram_adr2<9> dram3 16 -cas2 !dram change was -cas6 dram3 17 +mem_data<3> dram3 18 gnd dram4 1 +mem_data<4> dram4 2 -we_l2 dram4 3 -ras12 dram4 4 n/c dram4 5 +dram_adr2<0> dram4 6 +dram_adr2<1> dram4 7 +dram_adr2<2> dram4 8 +dram_adr2<3> dram4 9 +5v dram4 10 +dram_adr2<4> dram4 11 +dram_adr2<5> dram4 12 +dram_adr2<6> dram4 13 +dram_adr2<7> dram4 14 +dram_adr2<8> dram4 15 +dram_adr2<9> dram4 16 -cas2 !dram change was -cas6 dram4 17 +mem_data<4> dram4 18 gnd dram5 1 +mem_data<5> dram5 2 -we_l2 dram5 3 -ras12 dram5 4 n/c dram5 5 +dram_adr2<0> dram5 6 +dram_adr2<1> dram5 7 +dram_adr2<2> dram5 8 +dram_adr2<3> dram5 9 +5v dram5 10 +dram_adr2<4> dram5 11 +dram_adr2<5> dram5 12 +dram_adr2<6> dram5 13 +dram_adr2<7> dram5 14 +dram_adr2<8> dram5 15 +dram_adr2<9> dram5 16 -cas2 !dram change was -cas6 dram5 17 +mem_data<5> dram5 18 gnd dram6 1 +mem_data<6> dram6 2 -we_l2 dram6 3 -ras12 dram6 4 n/c dram6 5 +dram_adr2<0> dram6 6 +dram_adr2<1> dram6 7 +dram_adr2<2> dram6 8 +dram_adr2<3> dram6 9 +5v dram6 10 +dram_adr2<4> dram6 11 +dram_adr2<5> dram6 12 +dram_adr2<6> dram6 13 +dram_adr2<7> dram6 14 +dram_adr2<8> dram6 15 +dram_adr2<9> dram6 16 -cas2 !dram change was -cas6 dram6 17 +mem_data<6> dram6 18 gnd dram7 1 +mem_data<7> dram7 2 -we_l2 dram7 3 -ras12 dram7 4 n/c dram7 5 +dram_adr2<0> dram7 6 +dram_adr2<1> dram7 7 +dram_adr2<2> dram7 8 +dram_adr2<3> dram7 9 +5v dram7 10 +dram_adr2<4> dram7 11 +dram_adr2<5> dram7 12 +dram_adr2<6> dram7 13 +dram_adr2<7> dram7 14 +dram_adr2<8> dram7 15 +dram_adr2<9> dram7 16 -cas2 !dram change was -cas6 dram7 17 +mem_data<7> dram7 18 gnd dram8 1 +mem_data<8> dram8 2 -we_h2 dram8 3 -ras12 dram8 4 n/c dram8 5 +dram_adr2<0> dram8 6 +dram_adr2<1> dram8 7 +dram_adr2<2> dram8 8 +dram_adr2<3> dram8 9 +5v dram8 10 +dram_adr2<4> dram8 11 +dram_adr2<5> dram8 12 +dram_adr2<6> dram8 13 +dram_adr2<7> dram8 14 +dram_adr2<8> dram8 15 +dram_adr2<9> dram8 16 -cas2 !dram change was -cas6 dram8 17 +mem_data<8> dram8 18 gnd dram9 1 +mem_data<9> dram9 2 -we_h2 dram9 3 -ras12 dram9 4 n/c dram9 5 +dram_adr2<0> dram9 6 +dram_adr2<1> dram9 7 +dram_adr2<2> dram9 8 +dram_adr2<3> dram9 9 +5v dram9 10 +dram_adr2<4> dram9 11 +dram_adr2<5> dram9 12 +dram_adr2<6> dram9 13 +dram_adr2<7> dram9 14 +dram_adr2<8> dram9 15 +dram_adr2<9> dram9 16 -cas2 !dram change was -cas6 dram9 17 +mem_data<9> dram9 18 gnd dram10 1 +mem_data<10> dram10 2 -we_h2 dram10 3 -ras12 dram10 4 n/c dram10 5 +dram_adr2<0> dram10 6 +dram_adr2<1> dram10 7 +dram_adr2<2> dram10 8 +dram_adr2<3> dram10 9 +5v dram10 10 +dram_adr2<4> dram10 11 +dram_adr2<5> dram10 12 +dram_adr2<6> dram10 13 +dram_adr2<7> dram10 14 +dram_adr2<8> dram10 15 +dram_adr2<9> dram10 16 -cas2 !dram change was -cas6 dram10 17 +mem_data<10> dram10 18 gnd dram11 1 +mem_data<11> dram11 2 -we_h2 dram11 3 -ras12 dram11 4 n/c dram11 5 +dram_adr2<0> dram11 6 +dram_adr2<1> dram11 7 +dram_adr2<2> dram11 8 +dram_adr2<3> dram11 9 +5v dram11 10 +dram_adr2<4> dram11 11 +dram_adr2<5> dram11 12 +dram_adr2<6> dram11 13 +dram_adr2<7> dram11 14 +dram_adr2<8> dram11 15 +dram_adr2<9> dram11 16 -cas2 !dram change was -cas6 dram11 17 +mem_data<11> dram11 18 gnd dram12 1 +mem_data<12> dram12 2 -we_h2 dram12 3 -ras12 dram12 4 n/c dram12 5 +dram_adr2<0> dram12 6 +dram_adr2<1> dram12 7 +dram_adr2<2> dram12 8 +dram_adr2<3> dram12 9 +5v dram12 10 +dram_adr2<4> dram12 11 +dram_adr2<5> dram12 12 +dram_adr2<6> dram12 13 +dram_adr2<7> dram12 14 +dram_adr2<8> dram12 15 +dram_adr2<9> dram12 16 -cas2 !dram change was -cas6 dram12 17 +mem_data<12> dram12 18 gnd dram13 1 +mem_data<13> dram13 2 -we_h2 dram13 3 -ras12 dram13 4 n/c dram13 5 +dram_adr2<0> dram13 6 +dram_adr2<1> dram13 7 +dram_adr2<2> dram13 8 +dram_adr2<3> dram13 9 +5v dram13 10 +dram_adr2<4> dram13 11 +dram_adr2<5> dram13 12 +dram_adr2<6> dram13 13 +dram_adr2<7> dram13 14 +dram_adr2<8> dram13 15 +dram_adr2<9> dram13 16 -cas2 !dram change was -cas6 dram13 17 +mem_data<13> dram13 18 gnd dram14 1 +mem_data<14> dram14 2 -we_h2 dram14 3 -ras12 dram14 4 n/c dram14 5 +dram_adr2<0> dram14 6 +dram_adr2<1> dram14 7 +dram_adr2<2> dram14 8 +dram_adr2<3> dram14 9 +5v dram14 10 +dram_adr2<4> dram14 11 +dram_adr2<5> dram14 12 +dram_adr2<6> dram14 13 +dram_adr2<7> dram14 14 +dram_adr2<8> dram14 15 +dram_adr2<9> dram14 16 -cas2 !dram change was -cas6 dram14 17 +mem_data<14> dram14 18 gnd dram15 1 +mem_data<15> dram15 2 -we_h2 dram15 3 -ras12 dram15 4 n/c dram15 5 +dram_adr2<0> dram15 6 +dram_adr2<1> dram15 7 +dram_adr2<2> dram15 8 +dram_adr2<3> dram15 9 +5v dram15 10 +dram_adr2<4> dram15 11 +dram_adr2<5> dram15 12 +dram_adr2<6> dram15 13 +dram_adr2<7> dram15 14 +dram_adr2<8> dram15 15 +dram_adr2<9> dram15 16 -cas2 !dram change was -cas6 dram15 17 +mem_data<15> dram15 18 gnd fdc 1 -dma_ack0 fdc 2 -rd fdc 3 -wr fdc 4 -io_cs_fff4 fdc 5 +adr<1> fdc 6 +io_data<0> fdc 7 +io_data<1> fdc 8 +io_data<2> fdc 9 +io_data<3> fdc 10 +io_data<4> fdc 11 +io_data<5> fdc 12 +io_data<6> fdc 13 +io_data<7> fdc 14 +dma_req0 fdc 15 gnd !terminal count fdc 16 +fdb_idx fdc 17 +fdc_ir fdc 18 +system_reset fdc 19 +fdc_clk fdc 20 n/c !crystal fdc 21 gnd fdc 22 gnd !retain values on reset fdc 23 +fdb_rddata fdc 24 +fdb_ld !low density fdc 25 gnd fdc 26 gnd !separate connection to plane fdc 27 +fdb_we fdc 28 n/c !mfm if external pll fdc 29 +motor fdc 30 +fdb_hdsel fdc 31 n/c !drive sel 1 fdc 32 +drv_sel0 fdc 33 +fdb_wrdata fdc 34 +fdb_trk0 fdc 35 +fdb_wp fdc 36 +tie_high !+fdb_rdy fdc 37 n/c !+fdb_hld 8" drives only fdc 38 +fdb_stp fdc 39 +fdb_dir fdc 40 +5v fd_drv1 1 +drv_sel0 fd_drv1 2 +drv_sel0 fd_drv1 3 -fdb_ds1 fd_drv1 4 -drv_sel0 fd_drv1 5 -drv_sel0 fd_drv1 6 -fdb_ds0 fd_drv1 7 gnd fd_drv1 8 -fdb_motor0 fd_drv1 9 +motor fd_drv1 10 -drv_sel0 fd_drv1 11 -fdb_motor1 fd_drv1 12 +motor fd_drv1 13 +drv_sel0 fd_drv1 14 +5v fd_drv2 1 +fdb_dir fd_drv2 2 -fdb_dir fd_drv2 3 +fdb_stp fd_drv2 4 -fdb_stp fd_drv2 5 +fdb_hdsel fd_drv2 6 -fdb_hdsel fd_drv2 7 gnd fd_drv2 8 -fdb_we fd_drv2 9 +fdb_we fd_drv2 10 -fdb_wrdata fd_drv2 11 +fdb_wrdata fd_drv2 12 -fdb_ld fd_drv2 13 +fdb_ld fd_drv2 14 +5v fd_rcv 1 +drv_sel0 fd_rcv 2 -drv_sel0 fd_rcv 3 gnd fd_rcv 4 n/c fd_rcv 5 -fdb_rddata fd_rcv 6 +fdb_rddata fd_rcv 7 gnd fd_rcv 8 +fdb_idx fd_rcv 9 -fdb_idx fd_rcv 10 +fdb_wp fd_rcv 11 -fdb_wp fd_rcv 12 +fdb_trk0 fd_rcv 13 -fdb_trk0 fd_rcv 14 +5v fd_osc 1 n/c fd_osc 7 gnd fd_osc 8 +fdc_clk fd_osc 14 +5v fd_conn 1 gnd fd_conn 2 -fdb_ld fd_conn 3 gnd fd_conn 4 n/c !not used fd_conn 5 gnd fd_conn 6 n/c !not used fd_conn 7 gnd fd_conn 8 -fdb_idx fd_conn 9 gnd fd_conn 10 -fdb_motor0 fd_conn 11 gnd fd_conn 12 -fdb_ds1 fd_conn 13 gnd fd_conn 14 -fdb_ds0 fd_conn 15 gnd fd_conn 16 -fdb_motor1 fd_conn 17 gnd fd_conn 18 -fdb_dir fd_conn 19 gnd fd_conn 20 -fdb_stp !low=toward spindle fd_conn 21 gnd fd_conn 22 -fdb_wrdata fd_conn 23 gnd fd_conn 24 -fdb_we fd_conn 25 gnd fd_conn 26 -fdb_trk0 fd_conn 27 gnd fd_conn 28 -fdb_wp fd_conn 29 gnd fd_conn 30 -fdb_rddata fd_conn 31 gnd fd_conn 32 -fdb_hdsel !low=head1, hi=head0 fd_conn 33 gnd fd_conn 34 n/c !door open fd_pullup 1 +5v fd_pullup 2 +fdc_clk !fake MOS level fd_pullup 3 -fdb_ld fd_pullup 4 -fdb_trk0 fd_pullup 5 -fdb_wp fd_pullup 6 -fdb_idx fd_pullup 7 -fdb_rddata fd_pullup 8 n/c