Surface Keyboard Startup Reverse Engineering
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Packets collected of a Touch Cover when powered on
Author: Edward Shin
http://edwardsh.in
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Key
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0 : ComputerPrologue
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1 : Keyboard
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(Packet Size + 10)
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ChannelComment
Time (Approx.)
Num BytesHeader(0)Header(1)Header(2)Payload SizeFillerPacket CtrPayloadPrologue
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0call4s494ms200us173301493200x0070x0000x0000x0460x1CB0x0430x0020x0000x0000x0000x0000x0000x1FA0x18C
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1response4s295ms300us103622131280x0000x0000x0000x09C0x1EA0x1FF0x1FF
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0call4s496ms100us233301493200x00D0x0000x0010x1860x07C0x0430x0010x0000x0000x0000x0000x0000x0000x0000x0000x0000x0000x0000x1740x189
10
1response4s497ms300us103621491280x0000x0000x0010x0FD0x1FA0x1FF0x1FF
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0call4s498ms100us143301493200x0040x0000x0020x0740x1120x0430x0030x0000x0000x0020x0F1
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1response4s499ms200us102981491920x0000x0000x0020x01E0x18A0x1FF0x1FF
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0call4s500ms100us173301493200x0070x0000x0030x0850x19B0x0430x0020x0000x0000x0000x0000x0000x1FA0x18C
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1response4s501ms200us103621491280x0000x0000x0030x07F0x1DA0x1FF0x1FF
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0call4s502ms100us173301493200x0070x0000x0040x1420x14B0x0100x1C80x0030x0000x0000x0050x0000x1CB0x091
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1response4s503ms300us103621491280x0000x0000x0040x1980x1680x1FF0x1FF
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1call4s503ms600us172981492560x0070x0000x1E40x1C20x0E10x0110x1E20x1FF0x0E80x1FC0x0970x1FE0x1980x1F7
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0response4s504ms100us103301491280x0000x0000x1C40x1F60x0970x1FF0x1FF
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1call4s820ms830us183622132560x0080x0000x1E50x1920x09D0x06E0x0000x0000x0000x0100x0000x0000x0000x1E00x18F
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0response4s821ms110us103301491280x0000x0000x1C50x1970x0870x1FF0x1FF
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1call4s870ms900us113622132560x0010x0000x1E60x0200x1F30x01B0x16A0x082
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0response4s871ms90us103301491280x0000x0000x1C60x1740x0F70x1FF0x1FF
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0simultaneous v4s871ms520us4723301493200x1CE0x0000x005...
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1
simultaneous ^
4s871ms640us143622132560x0040x0000x1E70x1F10x0080x01C0x0010x0000x0060x197
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0multi packet4s874ms200us103301491280x0000x0000x1C70x1150x0C70x1FF0x1FF
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14s874ms870us103621491280x0000x0000x0050x1F90x17A0x1FF0x1FF
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0simultaneous v4s875ms100us4683301493200x1CA0x0000x006...
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1
simultaneous ^
4s875ms160us112981492560x0010x0000x1E80x1EE0x0120x0650x0770x115
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0multi packet4s877ms700us103301491280x0000x0000x1C80x0FA0x1160x1FF0x1FF
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14s878ms710us103621491280x0000x0000x0060x11A0x10A0x1FF0x1FF
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0simultaneous v4s879ms90us813301493200x0470x0000x007...
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1
simultaneous ^
4s879ms130us1092981492560x0630x0000x1E9...
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04s880ms500us103301491280x0000x0000x1C90x09B0x1060x1FF0x1FF
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14s880ms590us103621491280x0000x0000x0070x17B0x11A0x1FF0x1FF
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