DataMuseum.dk

Presents historical artifacts from the history of:

Rational R1000/400

This is an automatic "excavation" of a thematic subset of
artifacts from Datamuseum.dk's BitArchive.

See our Wiki for more about Rational R1000/400

Excavated with: AutoArchaeologist - Free & Open Source Software. 

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⟦99fc272de⟧ 

    Length: 4096 (0x1000)
    Notes: 01_class, 97_tag, ADA, R1k_Segment, VAR3, seg_088684

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─⟦5a81ac88f⟧ »Space Info Vol 1« 
        └─⟦this⟧

Dot plot

Dot(1) source file

Segmented Heap

{HeapHead 0x00000/0x80}:SegHeapHead first_free_bit = 0x00007895 max_bits = 0x03ffffff zero = 0x00000000 alloced_bits = 0x00007fff
{HeadVar3 0x00080/0x2aa}:HeadVar3
    0x000080 [0x00] +0x0000: head_z_000 = 0x80000001 [10000000000000000000000000000001]
    0x0000a0 [0x01] +0x0020: head_segment = 0x00088684 [0000000000010001000011010000100]
    0x0000bf [0x02] +0x003f: head_c_03f = 0x00000001 [00000000000000000000000000000001]
    0x0000df [0x03] +0x005f: head_chains_p → {Thing1 0x0231a/0x10c} [00000000000000000010001100011010]
    0x0000ff [0x04] +0x007f:
    0x000100 [0x05] +0x0080:
    0x00011f [0x06] +0x009f: [00000000000000000000000000000000]
    0x00013f [0x07] +0x00bf: head_c_bf = 0x000000012 [000000000000000000000000000010010]
    0x000160 [0x08] +0x00e0: head_object = 0x0002150c [000000000000100001010100001100]
    0x00017e [0x09] +0x00fe: head_c_fe = 0x00000001 [00000000000000000000000000000001]
    0x00019e [0x0a] +0x011e:
    0x0001be [0x0b] +0x013e:
    0x0001de [0x0c] +0x015e:
    0x0001fe [0x0d] +0x017e:
    0x00021e [0x0e] +0x019e:
    0x00023e [0x0f] +0x01be:
    0x00025e [0x10] +0x01de:
    0x000265 [0x11] +0x01e5: head_variant = 0x3 [11]
    0x000267 [0x12] +0x01e7: hv3_1e7_n = 0x2 [010]
    0x00026a [0x13] +0x01ea:
    0x00028a [0x14] +0x020a: hv3_20a_p → {D300 0x02970/0xc0} [00000000000000000010100101110000]
    0x0002aa [0x15] +0x022a:
    0x0002ea [0x16] +0x026a: hv3_26a_n = 0x0000000000100000 [0000000000000000000000000000000000000000000100000000000000000000]

{R1kSegChunk 0x0032a/0x1ff0}: ===================
    0x00032a +0x0000:                                    0x0 [0x1f80] 0…
    0x0022aa +0x1f80:                           0x1000000000 [0x70] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000010000 0000000000000000 0000000000000000
{Thing1 0x0231a/0x10c}:Thing1
    0x00231a [0x00] +0x0000: t1_00_n = 0xffffffff001c0038004030007ed [111111111111111111111111111111110000000000011100000000000011100000000000010000000011000000000000011111101101]
    0x002386 [0x01] +0x006c: t1_c1_head_p → {StringIndex 0x02426/0x1e2} [00000000000000000010010000100110]
    0x0023a6 [0x02] +0x008c: t1_c2_last_p → {StringStore 0x060f4/0x370} [00000000000000000110000011110100]
    0x0023c6 [0x03] +0x00ac: t1_array1_p → {StringIndex 0x06af8/0x254} [00000000000000000110101011111000]
    0x0023e6 [0x04] +0x00cc: t1_c2_tail_p → {Thing2 0x060b4/0x40} [00000000000000000110000010110100]
    0x002406 [0x05] +0x00ec: t1_c1_tail_p → {Thing2 0x06ab8/0x40} [00000000000000000110101010111000]

{StringIndex 0x02426/0x1e2}:StringIndex x = 0x00000001 y = 0x0000000b
  [$0x0001]  0x00240 002 »LEXICAL_ANALYZER«
  [$0x0002]  0x002d8 003 »PARSE«
  [$0x0003]  0x00318 004 »IS_FIRST«
  [$0x0004]  0x00370 005 »UN_TOKEN«
  [$0x0005]  0x003c8 006 »ERROR«
  [$0x0006]  0x00408 007 »NOM_VARIABLE«
  [$0x0007]  0x00480 008 »or«
  [$0x0008]  0x004a8 009 »=«
  [$0x0009]  0x004c8 00a »LEFT_BRACKET«
  [$0x000a]  0x03d28 00b »LEFT_HOOK«
  [$0x000b]  0x03d88 000 »STRING_OF_CHARACTERS«
{StringStore 0x02608/0x368}:StringStore x = 0x00000001 y = 0x00000065
    @0x0264e [0x00] =  $0x0001 »LEXICAL_ANALYZER«
    @0x026e6 [0x01] =  $0x0002 »PARSE«
    @0x02726 [0x02] =  $0x0003 »IS_FIRST«
    @0x0277e [0x03] =  $0x0004 »UN_TOKEN«
    @0x027d6 [0x04] =  $0x0005 »ERROR«
    @0x02816 [0x05] =  $0x0006 »NOM_VARIABLE«
    @0x0288e [0x06] =  $0x0007 »or«
    @0x028b6 [0x07] =  $0x0008 »=«
    @0x028d6 [0x08] =  $0x0009 »LEFT_BRACKET«
{D300 0x02970/0xc0}:D300
    0x002970 [0x00] +0x0000: d300_0 = 0x00000000 [00000000000000000000000000000000]
    0x002990 [0x01] +0x0020: d300_1 = 0x00002a30 [00000000000000000010101000110000]
    0x0029b0 [0x02] +0x0040: d300_2 = 0x00000000 [00000000000000000000000000000000]
    0x0029d0 [0x03] +0x0060: d300_d305 = 0x000030d0 [00000000000000000011000011010000]
    0x0029f0 [0x04] +0x0080: d300_4 = 0x00000000 [00000000000000000000000000000000]
    0x002a10 [0x05] +0x00a0: d300_d301 = 0x00003db0 [00000000000000000011110110110000]

{BitPointerArray 0x02a30/0x6a0}:BitPointerArray

    0x002a30 +0x0000:                                    0x0 [0x6a0] 0…
{D305 0x030d0/0xce0}:D305
    0x003270 [0x0d] +0x01a0: ptr_0xd_p → {D306 0x05f91/0x83} [00000000000000000101111110010001]
    0x0034d0 [0x20] +0x0400: ptr_0x20_p → {D306 0x05c7b/0x83} [00000000000000000101110001111011]
    0x0035f0 [0x29] +0x0520: ptr_0x29_p → {D306 0x06995/0x83} [00000000000000000110100110010101]
    0x003630 [0x2b] +0x0560: ptr_0x2b_p → {D306 0x057f9/0x83} [00000000000000000101011111111001]
    0x0039b0 [0x47] +0x08e0: ptr_0x47_p → {D306 0x06f4f/0x83} [00000000000000000110111101001111]
    0x003b10 [0x52] +0x0a40: ptr_0x52_p → {D306 0x0663f/0x83} [00000000000000000110011000111111]
    0x003cb0 [0x5f] +0x0be0: ptr_0x5f_p → {D306 0x0729d/0x83} [00000000000000000111001010011101]

    0x003cd0 +0x0c00:                                    0x0 [0xe0] 0…
{D301 0x03db0/0xce0}:D301
    0x003db0 [0x00] +0x0000: ptr_0x0_p → {D302 0x04b64/0xa0} [00000000000000000100101101100100]
    0x003f90 [0x0f] +0x01e0: ptr_0xf_p → {D302 0x04d98/0xa0} [00000000000000000100110110011000]
    0x004030 [0x14] +0x0280: ptr_0x14_p → {D302 0x06796/0xa0} [00000000000000000110011110010110]
    0x004150 [0x1d] +0x03a0: ptr_0x1d_p → {D302 0x06d80/0xa0} [00000000000000000110110110000000]
    0x004250 [0x25] +0x04a0: ptr_0x25_p → {D302 0x05dd2/0xa0} [00000000000000000101110111010010]
    0x004270 [0x26] +0x04c0: ptr_0x26_p → {D302 0x04f74/0xa0} [00000000000000000100111101110100]
    0x0042b0 [0x28] +0x0500: ptr_0x28_p → {D302 0x0535c/0xa0} [00000000000000000101001101011100]
    0x004310 [0x2b] +0x0560: ptr_0x2b_p → {D302 0x05168/0xa0} [00000000000000000101000101101000]
    0x004470 [0x36] +0x06c0: ptr_0x36_p → {D302 0x05950/0xa0} [00000000000000000101100101010000]
    0x004830 [0x54] +0x0a80: ptr_0x54_p → {D302 0x05b14/0xa0} [00000000000000000101101100010100]
    0x0048b0 [0x58] +0x0b00: ptr_0x58_p → {D302 0x06498/0xa0} [00000000000000000110010010011000]
    0x004910 [0x5b] +0x0b60: ptr_0x5b_p → {D302 0x070a6/0xa0} [00000000000000000111000010100110]
    0x004a30 [0x64] +0x0c80: ptr_0x64_p → {D302 0x05538/0xa0} [00000000000000000101010100111000]

    0x004a50 +0x0ca0:                                    0x0 [0x40] 0…
{D303 0x04a90/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x04b30/0x34} d303_2 = 0x0001 d303_3 = 0x0000000000000000000
{D304 0x04b30/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x04b64/0xa0}:D302 d302_0 = 0x80000010 d302_d303_p → {D303 0x04a90/0xa0} d302_3 = 0x00000040 d302_4 = 0x000000c0
{ArrayString 0x04c04/0xc0}:ARRAY_STRING[0x1,0x10] = "LEXICAL_ANALYZER"
{D303 0x04cc4/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x04d64/0x34} d303_2 = 0x0002 d303_3 = 0x0000000000000000000
{D304 0x04d64/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x04d98/0xa0}:D302 d302_0 = 0x80000005 d302_d303_p → {D303 0x04cc4/0xa0} d302_3 = 0x00000040 d302_4 = 0x00000068
{ArrayString 0x04e38/0x68}:ARRAY_STRING[0x1,0x5] = "PARSE"
{D303 0x04ea0/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x04f40/0x34} d303_2 = 0x0003 d303_3 = 0x0000000000000000000
{D304 0x04f40/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x04f74/0xa0}:D302 d302_0 = 0x80000008 d302_d303_p → {D303 0x04ea0/0xa0} d302_3 = 0x00000040 d302_4 = 0x00000080
{ArrayString 0x05014/0x80}:ARRAY_STRING[0x1,0x8] = "IS_FIRST"
{D303 0x05094/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x05134/0x34} d303_2 = 0x0004 d303_3 = 0x0000000000000000000
{D304 0x05134/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x05168/0xa0}:D302 d302_0 = 0x80000008 d302_d303_p → {D303 0x05094/0xa0} d302_3 = 0x00000040 d302_4 = 0x00000080
{ArrayString 0x05208/0x80}:ARRAY_STRING[0x1,0x8] = "UN_TOKEN"
{D303 0x05288/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x05328/0x34} d303_2 = 0x0005 d303_3 = 0x0000000000000000000
{D304 0x05328/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x0535c/0xa0}:D302 d302_0 = 0x80000005 d302_d303_p → {D303 0x05288/0xa0} d302_3 = 0x00000040 d302_4 = 0x00000068
{ArrayString 0x053fc/0x68}:ARRAY_STRING[0x1,0x5] = "ERROR"
{D303 0x05464/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x05504/0x34} d303_2 = 0x0006 d303_3 = 0x0000000000000000000
{D304 0x05504/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x05538/0xa0}:D302 d302_0 = 0x8000000c d302_d303_p → {D303 0x05464/0xa0} d302_3 = 0x00000040 d302_4 = 0x000000a0
{ArrayString 0x055d8/0xa0}:ARRAY_STRING[0x1,0xc] = "NOM_VARIABLE"
{D307 0x05678/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00110d06 d307_3 = 0x00000002
{D308 0x056f7/0x83}:D308 d308_d303_p → {D303 0x04cc4/0xa0} d308_1 = 0x5 d308_2 = 0x00000000 d308_d307_p → {D307 0x05678/0x7f}
{D307 0x0577a/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00110d06 d307_3 = 0x00000002
{D306 0x057f9/0x83}:D306 d306_d303_p → {D303 0x04ea0/0xa0} d306_1 = 0xa0000000 d306_2 = 0x0 d306_d307_p → {D307 0x0577a/0x7f}
{D303 0x0587c/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x0591c/0x34} d303_2 = 0x0007 d303_3 = 0x0000000000000000000
{D304 0x0591c/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x05950/0xa0}:D302 d302_0 = 0x80000002 d302_d303_p → {D303 0x0587c/0xa0} d302_3 = 0x00000040 d302_4 = 0x00000050
{ArrayString 0x059f0/0x50}:ARRAY_STRING[0x1,0x2] = "or"
{D303 0x05a40/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x05ae0/0x34} d303_2 = 0x0008 d303_3 = 0x0000000000000000000
{D304 0x05ae0/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x05b14/0xa0}:D302 d302_0 = 0x80000001 d302_d303_p → {D303 0x05a40/0xa0} d302_3 = 0x00000040 d302_4 = 0x00000048
{ArrayString 0x05bb4/0x48}:ARRAY_STRING[0x1,0x1] = "="
{D307 0x05bfc/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00110d14 d307_3 = 0x00000002 d307_d307_p → {D307 0x07320/0x7f}
{D306 0x05c7b/0x83}:D306 d306_d303_p → {D303 0x05a40/0xa0} d306_1 = 0x80000000 d306_2 = 0x0 d306_d307_p → {D307 0x05bfc/0x7f}
{D303 0x05cfe/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x05d9e/0x34} d303_2 = 0x0009 d303_3 = 0x0000000000000000000
{D304 0x05d9e/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x05dd2/0xa0}:D302 d302_0 = 0x8000000c d302_d303_p → {D303 0x05cfe/0xa0} d302_3 = 0x00000040 d302_4 = 0x000000a0
{ArrayString 0x05e72/0xa0}:ARRAY_STRING[0x1,0xc] = "LEFT_BRACKET"
{D307 0x05f12/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00110d14 d307_3 = 0x00000002 d307_d307_p → {D307 0x0739f/0x7f}
{D306 0x05f91/0x83}:D306 d306_d303_p → {D303 0x05cfe/0xa0} d306_1 = 0x80000000 d306_2 = 0x0 d306_d307_p → {D307 0x05f12/0x7f}
{D303 0x06014/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x06464/0x34} d303_2 = 0x000a d303_3 = 0x0000000000000000000
{Thing2 0x060b4/0x40}:Thing2 Chain2 payload_p → {StringStore 0x02608/0x368}
{StringStore 0x060f4/0x370}:StringStore x = 0x00000001 y = 0x00000066
    @0x06136 [0x00] =  $0x000a »LEFT_HOOK«
    @0x06196 [0x01] =  $0x000b »STRING_OF_CHARACTERS«
    @0x0624e [0x02] =  $0x000c »INTEGER_NUMBER«
    @0x062d6 [0x03] =  $0x000d »COMPLEMENT_OR_VERBE«
{D304 0x06464/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x06498/0xa0}:D302 d302_0 = 0x80000009 d302_d303_p → {D303 0x06014/0xa0} d302_3 = 0x00000040 d302_4 = 0x00000088
{ArrayString 0x06538/0x88}:ARRAY_STRING[0x1,0x9] = "LEFT_HOOK"
{D307 0x065c0/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00110d14 d307_3 = 0x00000002 d307_d307_p → {D307 0x0741e/0x7f}
{D306 0x0663f/0x83}:D306 d306_d303_p → {D303 0x06014/0xa0} d306_1 = 0x80000000 d306_2 = 0x0 d306_d307_p → {D307 0x065c0/0x7f} d306_d308_p → {D308 0x056f7/0x83}
{D303 0x066c2/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x06762/0x34} d303_2 = 0x000b d303_3 = 0x0000000000000000000
{D304 0x06762/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x06796/0xa0}:D302 d302_0 = 0x80000014 d302_d303_p → {D303 0x066c2/0xa0} d302_3 = 0x00000040 d302_4 = 0x000000e0
{ArrayString 0x06836/0xe0}:ARRAY_STRING[0x1,0x14] = "STRING_OF_CHARACTERS"
{D307 0x06916/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00110d14 d307_3 = 0x00000002 d307_d307_p → {D307 0x0749d/0x7f}
{D306 0x06995/0x83}:D306 d306_d303_p → {D303 0x066c2/0xa0} d306_1 = 0x80000000 d306_2 = 0x0 d306_d307_p → {D307 0x06916/0x7f}
{D303 0x06a18/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x06d4c/0x34} d303_2 = 0x000c d303_3 = 0x0000000000000000000
{Thing2 0x06ab8/0x40}:Thing2 Chain1 payload_p → {StringIndex 0x02426/0x1e2}
{StringIndex 0x06af8/0x254}:StringIndex x = 0x00000001 y = 0x0000000e
  [$0x0001]  0x00240 002 »LEXICAL_ANALYZER«
  [$0x0002]  0x002d8 003 »PARSE«
  [$0x0003]  0x00318 004 »IS_FIRST«
  [$0x0004]  0x00370 005 »UN_TOKEN«
  [$0x0005]  0x003c8 006 »ERROR«
  [$0x0006]  0x00408 007 »NOM_VARIABLE«
  [$0x0007]  0x00480 008 »or«
  [$0x0008]  0x004a8 009 »=«
  [$0x0009]  0x004c8 00a »LEFT_BRACKET«
  [$0x000a]  0x03d28 00b »LEFT_HOOK«
  [$0x000b]  0x03d88 00c »STRING_OF_CHARACTERS«
  [$0x000c]  0x03e40 00d »INTEGER_NUMBER«
  [$0x000d]  0x03ec8 000 »COMPLEMENT_OR_VERBE«
{D304 0x06d4c/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x06d80/0xa0}:D302 d302_0 = 0x8000000e d302_d303_p → {D303 0x06a18/0xa0} d302_3 = 0x00000040 d302_4 = 0x000000b0
{ArrayString 0x06e20/0xb0}:ARRAY_STRING[0x1,0xe] = "INTEGER_NUMBER"
{D307 0x06ed0/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00110d14 d307_3 = 0x00000002 d307_d307_p → {D307 0x0751c/0x7f}
{D306 0x06f4f/0x83}:D306 d306_d303_p → {D303 0x06a18/0xa0} d306_1 = 0x80000000 d306_2 = 0x0 d306_d307_p → {D307 0x06ed0/0x7f}
{D303 0x06fd2/0xa0}:D303 d303_0 = 0x12d3000000 d303_1_p → {D304 0x07072/0x34} d303_2 = 0x000d d303_3 = 0x0000000000000000000
{D304 0x07072/0x34}:D304 d304_0 = 0x8228338000001
{D302 0x070a6/0xa0}:D302 d302_0 = 0x80000013 d302_d303_p → {D303 0x06fd2/0xa0} d302_3 = 0x00000040 d302_4 = 0x000000d8
{ArrayString 0x07146/0xd8}:ARRAY_STRING[0x1,0x13] = "COMPLEMENT_OR_VERBE"
{D307 0x0721e/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00110d14 d307_3 = 0x00000002 d307_d307_p → {D307 0x0759b/0x7f}
{D306 0x0729d/0x83}:D306 d306_d303_p → {D303 0x06fd2/0xa0} d306_1 = 0x80000000 d306_2 = 0x0 d306_d307_p → {D307 0x0721e/0x7f}
{D307 0x07320/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117992 d307_3 = 0x00000002 d307_d307_p → {D307 0x0761a/0x7f}
{D307 0x0739f/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117992 d307_3 = 0x00000002 d307_d307_p → {D307 0x07699/0x7f}
{D307 0x0741e/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117992 d307_3 = 0x00000002 d307_d307_p → {D307 0x07718/0x7f}
{D307 0x0749d/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117992 d307_3 = 0x00000002 d307_d307_p → {D307 0x07797/0x7f}
{D307 0x0751c/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117992 d307_3 = 0x00000002 d307_d307_p → {D307 0x07816/0x7f}
{D307 0x0759b/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117992 d307_3 = 0x00000002 d307_d307_p → {D307 0x07895/0x7f}
{D307 0x0761a/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117e38 d307_3 = 0x00000002
{D307 0x07699/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117e38 d307_3 = 0x00000002
{D307 0x07718/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117e38 d307_3 = 0x00000002
{D307 0x07797/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117e38 d307_3 = 0x00000002
{D307 0x07816/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117e38 d307_3 = 0x00000002
{D307 0x07895/0x7f}:D307 d307_0 = 0x00 d307_1 = 0x0000001 d307_2 = 0x00117e38 d307_3 = 0x00000002