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usar genips2 tm UR3HCGNP-001 usar genips2 tm - ic that converts ps/2 data to usb preliminary usar geni tm usb ic family product specifications description features ? system legacy support copyright 1999-2000 usar systems, inc. all rights reserved. usar ? a semtech company datasheet doc3-gnp-001-ds-101 1 the usar genips2 tm ur3hcgnp- 001 is a single ic that converts ps/2 keyboard and mouse data to usb. the usar genips2 tm is ideal for applications, such as system legacy support, where a seamless connection of standard ps/2 devices, such as mouse or keyboard to usb is needed. the usar genips2 tm supports boot mode of the usb 1.1 specification. the keyboard and mouse will therefore function at start-up, before the operating system loads. the ic offers two hot-pluggable and hot-swappable ps/2 ports; either port can accept a mouse or a keyboard. in addition, the genips2 tm auto-detects and transparently supports mice with mousewheel functionality. internal and external mouse and keyboard data are streamed and appear to the system as if coming from a single source. the usar genips2 tm supports remote wake-up function via either mouse or keyboard, if the bios of the host machine is configured in this manner. in addition, the usar genips2 tm supports a multitude of languages, including korean and japanese. ps/2 ports are auto-selectable and hot-swappable ? the mouse or keyboard can be used in either port works with standard windows 98 keyboard and mouse drivers easy to implement few external components required interfaces ps/2 devices to usb devices are hot-pluggable supports boot-mode of usb 1.1 specification - both keyboard and mouse function at start-up provides two ps/2 ports ps/2 ports support mousewheel functionality 1 80 65 40 64 41 25 24 reserved reserved reserved reserved reserved reserved reserved reserved vsso reset reserved reserved vss oscin oscout vdd avdd lpf avss ps2d2 reserved ps2c2 ps2c1 ps2d1 reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved sof usb_dp usb_dm xcvr_cap vss 1 vdd 1 reserved rerserved reserved reserved reserved reserved UR3HCGNP-001-rh reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved reserved applications pin assignments a semtech company
usar genips2 tm UR3HCGNP-001 usar geni tm usb ic family product specifications usar ? a semtech company datasheet doc3-gnp-001-ds-101 usar ?? a semtech company descri 2 ordering code block diagram usb i/o system keyboard/mouse ps/2 handler ps2 port 1 ps2 port 2 package options 80-pin, pqfp pitch in mm ? s 0.8 ta = 0 c to +75 c ur3hcgnp-100-rh other materials type order number usar genips2 tm eval kit evaluation kit evk3-gnp-001-xxx
pin definitions usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications usar ? a semtech company datasheet doc3-gnp-001-ds-101 3 usar ?? a semtech company usb functionality the usar genips2 tm is a full- speed composite usb device that interfaces ps/2. the ps/2 interface supports legacy human input devices (hid)-class specification and uses two interrupt endpoints for the ps/2 devices. the usar genips2 tm handles the merging of all this data, and sends the data to the system. data can come from either of the two ps/2 ports. internal and external mouse and keyboard data are streamed and appear to the system as if coming from a single source. mnemonic qfp type name and function power supply vdd 16 pwr positive supply voltage vdd1 74 pwr positive supply voltage avdd 17 pwr positive analog reference voltage avss 19 pwr ground: analog signal vss 13 pwr ground: negative supply voltage vss0 9 pwr ground: negative supply voltage vss1 73 pwr ground: negative supply voltage xcvrcap 72 pwr bypass line reset _reset 10 i controller hardware reset pin: active-low reset line oscillator pins oscin 14 i oscillator input: input signal from oscillator oscout 15 o oscillator output: output signal to oscillator lpf 18 o loop filter for frequency synthesizer usb _sof 69 o usb _sof signal usb_dp 70 i/o usb d+ line usb-dm 71 i/o usb d- line ps/2 ps2d2 20 i/o data line for ps/2 port 2 ps2c2 22 i/o clock line for ps/2 port 2 ps2c1 23 i/o clock line for ps/2 port 1 ps2d1 24 i/o data line for ps/2 port 1 reserved reserved 1-8 n/u not used ; keep open; reserved for 25-40 future functions 41-69 75-80 note 1: an underscore in front of the pin mnemonic denotes an active low signal.
usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications usar ? a semtech company datasheet doc3-gnp-001-ds-101 4 usar ?? a semtech company ps/2 ports the two ps/2 ports allow the user to connect legacy ps/2 devices to the usb host system. standard 104-key keyboards and ps/2 mice, with support for mousewheel functionality, can be hot-plugged at either of the ps/2 ports and immediately begin communicating with the host. usb descriptors offset field size value description device descriptor 0 blength 1 12 descriptor length (18 bytes) 1 bdescriptortype 1 01 descriptor type 2 bcdusb 2 0101 usb release 4 bdeviceclass 1 00 specified in interfaces 5 bdevicesubclass 1 00 specified in interfaces 6 bdeviceprotocol 1 00 no protocols on the device basis 7 bmaxpacketsize0 1 08 maximum packet length (bytes) for endpoint 0 is 8 8 idvendor 2 047a vendor id (usar) 10 idproduct 2 0101 product id 12 bcddevice 2 0100 firmware revision 1.0 14 imanufacturer 1 04 index for manufacturer string descriptor 15 iproduct 1 1e index for product string descriptor 16 iserialnumber 1 00 index for serial number string descriptor 17 bnumconfigurations 1 01 number of configurations configuration descriptor 0 blength 1 09 configuration descriptor length 1 bdescriptortype 1 02 configuration descriptor 2 btotallength 2 003b total length of descriptors returned with this one 4 bnuminterfaces 1 02 number of interfaces supported 5 bconfigurationvalue 1 01 value associated with this configuration 6 iconfiguration 1 00 index for configuration string descriptor ? none 7 bmattributes 1 a0 configuration characteristics bit 7: reserved (set to one) 1 bit 6: self-powered 0 bit 5: remote wake-up 1 8 maxpower 1 32 maximum power consumed is 100 ma string descriptor 0 blength 1 04 length of language id 1 bdescriptortype 1 03 descriptor type (=string) 2 bstring 2 0904 array of language id code (=english) 4 blength 1 1a length of manufacture string 5 bdescriptiontype 1 03 descriptor type (=string) 6 bstring 24 usar systems manufacturer name 30 blength 1 2a length of product string 31 bdescriptortype 1 03 descriptor type (= string) 32 bstring 40 usar systems geni ps2 product name
usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications usar ? a semtech company datasheet doc3-gnp-001-ds-101 5 usar ?? a semtech company ps/2 data format offset field size value description hid interface descriptor (keyboard) 0 blength 1 09 interface descriptor length 1 bdescriptortype 1 04 interface descriptor 2 binterfacenumber 1 00 index for hid interface 3 balternatesetting 1 00 alternate setting index 4 bnumendpoints 1 01 number of endpoints in this interface. this includes one interrupt endpoint 5 binterfaceclass 1 03 usb hid class 6 binterfacesubclass 1 01 keyboard subclass 7 binterfaceprotocol 1 01 boot protocol 8 iinterface 1 00 index for interface string descriptor ? none hid class descriptor (keyboard) 0 blength 1 09 hid descriptor length 1 bdescriptortype 1 21 hid descriptor 2 bcdhid 2 0101 hid specification release (1.01) 4 bcountrycode 1 00 country code (not supported) 5 bnumdescriptors 1 01 number of class descriptors. the one descriptor is the report descriptor 6 bdescriptortype 1 22 report descriptor 7 wdescriptorlength 2 0040 length of report descriptor endpoint descriptor (keyboard) 0 blength 1 07 endpoint descriptor length 1 bdescriptor type 1 05 endpoint descriptor 2 bendpointaddress 1 83 address:endpoint3.in 3 bmattributes 1 03 endpoint attributes: interrupt 4 wmaxpacketsize 2 0008 maximum packet size: 8 bytes 6 binterval 1 04 polling interval usb descriptors, cont.
usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications descri usar ? a semtech company datasheet doc3-gnp-001-ds-101 6 usar ?? a semtech company byte # data mnemonic value 0 usage page 05 01 generic desktop control 2 usage 09 06 keyboard 4 collection a1 01 application 6 usage page 05 07 keyboard/keypad keys 8 usage minimum 19 e0 224 10 usage maximum 29 e7 231 12 logical minimum 15 00 0 14 logical maximum 25 01 1 16 report size 75 01 1 18 report count 95 08 8 20 input 81 02 data, variable, absolute 22 report size 75 01 1 24 report count 95 08 8 26 input 81 03 constant 28 report count 95 06 6 30 report size 75 01 1 32 usage page 05 08 led 34 usage minimum 19 01 1 38 usage maximum 29 06 6 40 output 91 02 data, variable, absolute 42 report count 95 01 1 44 report size 75 02 2 46 output 91 03 constant 48 report count 95 06 6 50 report size 75 08 8 52 logical minimum 15 00 0 54 logical maximum 26 ff 00 255 56 usage page 05 07 keyboard/keypad keys 58 usage minimum 19 00 0 60 usage maximum 29 ff 255 62 input 81 00 data, array, absolute 64 end collection c0 usb descriptors: report descriptors (keyboard)
usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications descri usar ? a semtech company datasheet doc3-gnp-001-ds-101 7 usar ?? a semtech company usb descriptors, cont. offset field size value description hid interface descriptor (mouse) 0 blength 1 09 interface descriptor length 1 bdescriptortype 1 04 interface descriptor 2 binterfacenumber 1 01 index for hid interface 3 balternatesetting 1 00 alternate setting index 4 bnumendpoints 1 01 number of endpoints in this interface. this includes one interrupt endpoint 5 binterfaceclass 1 03 usb hid class 6 binterfacesubclass 1 01 keyboard subclass 7 binterfaceprotocol 1 02 boot protocol 8 iinterface 1 00 index for interface string descriptor ? none hid class descriptor (mouse) 0 blength 1 09 hid descriptor length 1 bdescriptortype 1 21 hid descriptor 2 bcdhid 2 0101 hid specification release (1.01) 4 bcountrycode 1 00 country code (not supported) 5 bnumdescriptors 1 01 number of class descriptors. the one descriptor is the report descriptor 6 bdescriptortype 1 22 report descriptor 7 wdescriptorlength 2 0034 length of report descriptor endpoint descriptor (mouse) 0 blength 1 07 endpoint descriptor length 1 bdescriptor type 1 05 endpoint descriptor 2 bendpointaddress 1 84 address:endpoint4.in 3 bmattributes 1 03 endpoint attributes: interrupt 4 wmaxpacketsize 2 0004 maximum packet size: 8 bytes 6 binterval 1 04 polling interval
usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications descri usar ? a semtech company datasheet doc3-gnp-001-ds-101 8 usar ?? a semtech company byte # data mnemonic value 0 usage page 05 01 generic desktop control 2 usage 09 02 mouse 4 collection a1 01 application 6 usage 09 01 pointer 8 collection a1 00 physical 10 usage page 05 09 button 12 usage minimum 19 01 1 14 usage maximum 29 03 3 16 logical minimum 15 00 0 18 logical maximum 25 01 1 20 report count 95 03 3 22 report size 75 01 1 24 input 81 02 data, variable, absolute 26 report count 95 01 1 28 report size 75 05 5 30 input 81 01 constant 32 usage page 05 01 generic desktop control 34 logical minimum 15 81 -127 36 logical maximum 25 7f 127 38 report size 75 08 8 40 report count 95 03 3 42 usage 09 30 x 44 usage 09 31 y 46 usage 09 38 wheel 48 input 81 06 data, variable, relative 50 end collection c0 52 end collection c0 usb descriptors: report descriptors (mouse)
usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications suggested interfacing for the usar genips2 tm UR3HCGNP-001 usar ? a semtech company datasheet doc3-gnp-001-ds-101 9 usar ?? a semtech company UR3HCGNP-001 2xps/2-to-usb interface #npp001.sch r 1.2 (c)1998-2000 usar systems, a semtech co reserved 65 reserved 66 reserved 67 reserved 68 sof 69 usb_dp 70 usb_dm 71 xcvr_cap 72 vss1 73 vdd1 74 reserved 75 reserved 76 reserved 77 reserved 78 reserved 79 reserved 80 r e s e r v e d 1 r e s e r v e d 2 r e s e r v e d 3 r e s e r v e d 4 r e s e r v e d 5 r e s e r v e d 6 r e s e r v e d 7 r e s e r v e d 8 r e s e r v e d 1 1 r e s e r v e d 1 2 v s s 0 9 r e s e t 1 0 v s s 1 3 o s c i n 1 4 o s c o u t 1 5 v d d 1 6 a v d d 1 7 l p f 1 8 a v s s 1 9 p s 2 d 2 2 0 r e s e r v e d 2 1 p s 2 c 2 2 2 p s 2 c 1 2 3 p s 2 d 1 2 4 reserved 25 reserved 26 reserved 27 reserved 28 reserved 29 reserved 30 reserved 31 reserved 32 reserved 33 reserved 34 reserved 35 reserved 36 reserved 37 reserved 38 reserved 39 reserved 40 r e s e r v e d 4 1 r e s e r v e d 4 2 r e s e r v e d 4 3 r e s e r v e d 4 4 r e s e r v e d 4 5 r e s e r v e d 4 6 r e s e r v e d 4 7 r e s e r v e d 4 8 r e s e r v e d 4 9 r e s e r v e d 5 0 r e s e r v e d 5 1 r e s e r v e d 5 2 r e s e r v e d 5 3 r e s e r v e d 5 4 r e s e r v e d 5 5 r e s e r v e d 5 6 r e s e r v e d 5 7 r e s e r v e d 5 8 r e s e r v e d 5 9 r e s e r v e d 6 0 r e s e r v e d 6 1 r e s e r v e d 6 2 r e s e r v e d 6 3 r e s e r v e d 6 4 u1 UR3HCGNP-001 shield usbdm usbdp vcc gnd gnd 1 2 3 4 5 6 j1 con_amp_usb_b gnd r1 33 r2 33 r3 1.5k c1 33pf c2 .1uf c3 2.2uf sof dm dp vcc gnd gnd c4 .1uf c9 680pf ps2c1 gnd gnd vcc r4 1k r5 10k r6 10k r7 10k r8 10k c10 .1uf c11 47pf 6 4 2 5 3 1 78 jp1 mdin6_sh y1 24mhz vcc vcc gnd gnd gnd gnd 1 2 3 u2 tc54vc3502ecb c6 .1uf c7 33pf c8 33pf vcc gnd c5 10uf 2x ps/2 6 4 2 5 3 1 78 jp2 mdin6_sh l1 12uh l2 12uh ps2p1 ps2p2 shield ps2d1 ps2c2 ps2d2 gnd gnd gnd c12 47pf c13 47pf c14 47pf
usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications mechanical information for the usar ur3gnp-001 package usar ? a semtech company datasheet doc3-gnp-001-ds-101 10 usar ?? a semtech company e h e 1 80 65 40 64 41 25 24 h d d a c a 1 a 2 l 1 l detail f ? 0.1 ? ?? 0.2 ? ? ?? ? ? ? ? ? symbol min nom max a a 2 b c d e h e l l 1 y b 2 dimension in millimeters h d a 1 0.5 ? ? i 2 1.3 ? ? m d 14.6 ? ? m e 20.6 10 ? 0 ? 0.1 1.4 0.8 0.6 0.4 23.1 22.8 22.5 17.1 16.8 16.5 0.8 20.2 20.0 19.8 14.2 14.0 13.8 0.2 0.15 0.13 0.45 0.35 0.3 2.8 0 3.05 e recommended mount pad e m d m e b 2 i 2 e f b y
usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications electrical specifications usar ? a semtech company datasheet doc3-gnp-001-ds-101 11 usar ?? a semtech company absolute maximum ratings ratings symbol value unit supply voltage vdd -0.3 to 7.0 v input voltage vin vss -0.3 to vdd +0.3 v input voltage usb d+, d- vin usb -0.5 to +3.8 v operating temperature ta t low to t high c UR3HCGNP-001-rh -20 to +85 c storage temperature range tstg -40 to +125 c dc electrical characteristics, temperature range=t low to t high unless otherwise noted) characteristic symbol min typ max unit supply voltage vdd +4.15 +5 +5.25 v input high voltage vih 0.8vdd v input low voltage vil 0.2vdd v peak output current io -10 +10 ma average output current io (avg) -5 +5 ma output voltage (ioh = -10ma) voh vdd-2.0 (iol = 10 ma) vol 2.0 v input current iin -5 +5 a supply current (vdd=5.0 vdc+/-10%, vss=0, usb operating) idd 70 90 ma supply current (vdd=5.0 vdc+/-10%, vss=0, usb suspended) idd 200 250 a control timing (vdd=5.0 vdc +/-10%, vss=0 vdc, temperature range=t low to t high unless otherwise noted) characteristic symbol min typ max unit frequency of operation fosc mhz crystal option 24.0 external clock option 24.0
usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications usar ? a semtech company datasheet doc3-gnp-001-ds-101 12 usar ?? a semtech company usar genips2 tm bill of materials for page 9 schematic UR3HCGNP-001-xx bom description quantity manufacturer part# description capacitors: c1, c7, c8 3 generic any 33pf, ceramic, npo/c0g c2,c4, c6, c10 4 generic any .1uf, ceramic, x7r c3 1 generic any 2.2uf, tantalum c5 1 generic any 10uf, tantalum c9 1 generic any 680pf, ceramic, np0/c0g c11,c12,c13,c14 4 generic any 47pf, ceramic, np0/c0g ics: u1 1 usar ur3gnp-001 usar genips2 tm controller u2 1 generic tc54vc3502ecb resistors: r1,r2 2 generic any 33, 5%, 1/16w r3 1 generic any 1.5k, 5%, 1/16w r4 1 generic any 1.0k, 5%, 1/16w r5, r6, r7, r8 4 generic any 10k, 5%, 1/16w resonator: y1 1 generic any 24mhz transistor: q1 1 zetex bss84zxct mosfet_p transistor, smt, sot-23 connector: j1 1 generic any con_amp_usb_b inductor: l1, l2 2 generic any 12uh total # comp 28
usar genips2 tm UR3HCGNP-001 preliminary usar geni tm usb ic family product specifications page intentionally left blank usar ? a semtech company datasheet doc3-gnp-001-ds-101 13 usar ?? a semtech company
description for sales information and product literature, contact: usar ? a semtech company 568 broadway new york, ny 10012 info@usar.com http://www.usar.com 212 226 2042 telephone 212 226 3215 telefax in japan: semtech japan tel: 81-45-948-5925 fax: 81-45-948-5930 in taiwan: semtech asia/pacific sales tel: 011-886-2-2748-3380 fax: 011-886-2-2748-3390 koryo electronics co., ltd. telephone +886-2-2698-1143 e-mail alex.chen@koryo.com.tw in korea: semtech korea tel: 011-82-2-527-4377 fax: 011-82-2-527-4376 in europe semtech limited tel: +44-1592-630350 fax: +44-1592-774781 copyright 1999-2000 usar ? a semtech company. all rights reserved. geni and genips2 are trademarks of usar systems, inc. usar and the usar logo are registered trademarks of usar ? a semtech company. all other trademarks belong to their respective companies. intellectual property disclaimer this specification is provided "as is" with no warranties whatsoever including any warranty of merchantability, fitness for any particular purpose, or any warranty otherwise arising out of any proposal, specification or sample. a license is hereby granted to reproduce and distribute this specification for internal use only. no other license, expressed or implied to any other intellectual property rights is granted or intended hereby. authors of this specification disclaim any liability, including liability for infringement of proprietary rights, relating to the implementation of information in this specification. authors of this specification also do not warrant or represent that such implementation(s) will not infringe such rights. a semtech company

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