irp.eps

开源的usbport 的usb主机协议栈,本协议栈可以支持多种不同的usb控制芯片

definefont pop
/Helvetica-Narrow-latin1
    /Helvetica-Narrow findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/Helvetica-Narrow-Oblique-latin1
    /Helvetica-Narrow-Oblique findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/Helvetica-Narrow-Bold-latin1
    /Helvetica-Narrow-Bold findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/Helvetica-Narrow-BoldOblique-latin1
    /Helvetica-Narrow-BoldOblique findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/NewCenturySchoolbook-Roman-latin1
    /NewCenturySchoolbook-Roman findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/NewCenturySchoolbook-Italic-latin1
    /NewCenturySchoolbook-Italic findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/NewCenturySchoolbook-Bold-latin1
    /NewCenturySchoolbook-Bold findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/NewCenturySchoolbook-BoldItalic-latin1
    /NewCenturySchoolbook-BoldItalic findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/Palatino-Roman-latin1
    /Palatino-Roman findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/Palatino-Italic-latin1
    /Palatino-Italic findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/Palatino-Bold-latin1
    /Palatino-Bold findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/Palatino-BoldItalic-latin1
    /Palatino-BoldItalic findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/Symbol-latin1
    /Symbol findfont
definefont pop
/ZapfChancery-MediumItalic-latin1
    /ZapfChancery-MediumItalic findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
/ZapfDingbats-latin1
    /ZapfDingbats findfont
    dup length dict begin
	{1 index /FID ne {def} {pop pop} ifelse} forall
	/Encoding isolatin1encoding def
    currentdict end
definefont pop
28.346000 -28.346000 scale
-10.400000 -15.675000 translate
%%EndProlog


0.100000 slw
[] 0 sd
[] 0 sd
0 slc
0 slj
0 slc
0 slj
[] 0 sd
1.000000 1.000000 1.000000 srgb
n 11.446400 3.970000 m 19.503507 2.750000 l 19.503507 5.800000 l 11.446400 5.800000 l 11.446400 3.970000 l ef
0.000000 0.000000 0.000000 srgb
n 11.446400 3.970000 m 19.503507 2.750000 l 19.503507 5.800000 l 11.446400 5.800000 l 11.446400 3.970000 l s
/Helvetica-latin1 ff 0.560000 scf sf
(I/O-Request-Paket \(IRP\)) dup sw 2 div 15.474953 ex sub 5.035000 m gs 1 -1 sc sh gr
0.100000 slw
[] 0 sd
[] 0 sd
0 slc
0 slj
0 slc
0 slj
[] 0 sd
1.000000 1.000000 1.000000 srgb
n 20.966422 8.350000 m 23.700030 8.350000 l 23.289989 8.750000 23.153308 8.950000 23.153308 9.350000 c 23.153308 9.750000 23.289989 9.950000 23.700030 10.350000 c 20.966422 10.350000 l 20.556380 9.950000 20.419700 9.750000 20.419700 9.350000 c 20.419700 8.950000 20.556380 8.750000 20.966422 8.350000 c ef
0.000000 0.000000 0.000000 srgb
n 20.966422 8.350000 m 23.700030 8.350000 l 23.289989 8.750000 23.153308 8.950000 23.153308 9.350000 c 23.153308 9.750000 23.289989 9.950000 23.700030 10.350000 c 20.966422 10.350000 l 20.556380 9.950000 20.419700 9.750000 20.419700 9.350000 c 20.419700 8.950000 20.556380 8.750000 20.966422 8.350000 c s
/Helvetica-latin1 ff 0.560000 scf sf
(TD) dup sw 2 div 22.059865 ex sub 9.500000 m gs 1 -1 sc sh gr
0.100000 slw
[] 0 sd
[] 0 sd
0 slc
0 slj
0 slc
0 slj
[] 0 sd
1.000000 1.000000 1.000000 srgb
n 25.366722 8.415000 m 28.100330 8.415000 l 27.690289 8.815000 27.553608 9.015000 27.553608 9.415000 c 27.553608 9.815000 27.690289 10.015000 28.100330 10.415000 c 25.366722 10.415000 l 24.956680 10.015000 24.820000 9.815000 24.820000 9.415000 c 24.820000 9.015000 24.956680 8.815000 25.366722 8.415000 c ef
0.000000 0.000000 0.000000 srgb
n 25.366722 8.415000 m 28.100330 8.415000 l 27.690289 8.815000 27.553608 9.015000 27.553608 9.415000 c 27.553608 9.815000 27.690289 10.015000 28.100330 10.415000 c 25.366722 10.415000 l 24.956680 10.015000 24.820000 9.815000 24.820000 9.415000 c 24.820000 9.015000 24.956680 8.815000 25.366722 8.415000 c s
/Helvetica-latin1 ff 0.560000 scf sf
(TD) dup sw 2 div 26.460165 ex sub 9.565000 m gs 1 -1 sc sh gr
0.100000 slw
[] 0 sd
[] 0 sd
0 slc
0 slj
0 slc
0 slj
[] 0 sd
1.000000 1.000000 1.000000 srgb
n 29.616722 8.315000 m 32.350330 8.315000 l 31.940289 8.715000 31.803608 8.915000 31.803608 9.315000 c 31.803608 9.715000 31.940289 9.915000 32.350330 10.315000 c 29.616722 10.315000 l 29.206680 9.915000 29.070000 9.715000 29.070000 9.315000 c 29.070000 8.915000 29.206680 8.715000 29.616722 8.315000 c ef
0.000000 0.000000 0.000000 srgb
n 29.616722 8.315000 m 32.350330 8.315000 l 31.940289 8.715000 31.803608 8.915000 31.803608 9.315000 c 31.803608 9.715000 31.940289 9.915000 32.350330 10.315000 c 29.616722 10.315000 l 29.206680 9.915000 29.070000 9.715000 29.070000 9.315000 c 29.070000 8.915000 29.206680 8.715000 29.616722 8.315000 c s
/Helvetica-latin1 ff 0.560000 scf sf
(TD) dup sw 2 div 30.710165 ex sub 9.465000 m gs 1 -1 sc sh gr
0.100000 slw
[] 0 sd
[] 0 sd
0 slc
n 23.203300 9.354780 m 24.301150 9.370992 l s
[] 0 sd
0 slj
0 slc
n 24.676109 9.376529 m 24.172472 9.619119 l 24.301150 9.370992 l 24.179855 9.119174 l ef
n 24.676109 9.376529 m 24.172472 9.619119 l 24.301150 9.370992 l 24.179855 9.119174 l cp s
0.100000 slw
[] 0 sd
[] 0 sd
0 slc
n 27.604000 9.396910 m 28.583955 9.342157 l s
[] 0 sd
0 slj
0 slc
n 28.958371 9.321237 m 28.473096 9.598741 l 28.583955 9.342157 l 28.445203 9.099519 l ef
n 28.958371 9.321237 m 28.473096 9.598741 l 28.583955 9.342157 l 28.445203 9.099519 l cp s
0.100000 slw
[] 0 sd
[] 0 sd
0 slc
n 15.452143 5.849863 m 15.427330 7.563054 l s
[] 0 sd
0 slj
0 slc
n 15.421899 7.938015 m 15.179167 7.434446 l 15.427330 7.563054 l 15.679114 7.441688 l ef
n 15.421899 7.938015 m 15.179167 7.434446 l 15.427330 7.563054 l 15.679114 7.441688 l cp s
1.000000 1.000000 1.000000 srgb
n 12.250000 8.100000 m 12.250000 10.800000 l 18.550000 10.800000 l 18.550000 8.100000 l f
0.100000 slw
[] 0 sd
[] 0 sd
0 slj
0.000000 0.000000 0.000000 srgb
n 12.250000 8.100000 m 12.250000 10.800000 l 18.550000 10.800000 l 18.550000 8.100000 l cp s
/Helvetica-latin1 ff 0.560000 scf sf
(USBD teilt IRP in) dup sw 2 div 15.400000 ex sub 9.200000 m gs 1 -1 sc sh gr
(einzelne TDs auf) dup sw 2 div 15.400000 ex sub 10.000000 m gs 1 -1 sc sh gr
0.100000 slw
[] 0 sd
[] 0 sd
0 slc
n 18.600100 9.386250 m 19.932993 9.359696 l s
[] 0 sd
0 slj
0 slc
n 20.307919 9.352227 m 19.812997 9.612136 l 19.932993 9.359696 l 19.803038 9.112236 l ef
n 20.307919 9.352227 m 19.812997 9.612136 l 19.932993 9.359696 l 19.803038 9.112236 l cp s
1.000000 1.000000 1.000000 srgb
n 10.450000 12.125000 m 10.450000 15.625000 l 20.150000 15.625000 l 20.150000 12.125000 l f
0.100000 slw
[] 0 sd
[] 0 sd
0 slj
0.000000 0.000000 0.000000 srgb
n 10.450000 12.125000 m 10.450000 15.625000 l 20.150000 15.625000 l 20.150000 12.125000 l cp s
/Helvetica-latin1 ff 0.560000 scf sf
(USBD 黚ergibt dem) dup sw 2 div 15.300000 ex sub 13.225000 m gs 1 -1 sc sh gr
(Host-Controller-Treiber ) dup sw 2 div 15.300000 ex sub 14.025000 m gs 1 -1 sc sh gr
(die Transfer-Deskriptoren) dup sw 2 div 15.300000 ex sub 14.825000 m gs 1 -1 sc sh gr
0.100000 slw
[] 0 sd
[] 0 sd
0 slc
n 15.368555 10.841455 m 15.351684 11.587964 l s
[] 0 sd
0 slj
0 slc
n 15.343212 11.962868 m 15.104572 11.457347 l 15.351684 11.587964 l 15.604445 11.468644 l ef
n 15.343212 11.962868 m 15.104572 11.457347 l 15.351684 11.587964 l 15.604445 11.468644 l cp s
/Helvetica-latin1 ff 0.700000 scf sf
(TD = Transfer-Deskriptor) 21.650000 13.000000 m gs 1 -1 sc sh gr
showpage