HT82K629A Holtek, HT82K629A Datasheet

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... USB and PS2 modes supported Auto detect USB or PS2 interface USB 1.1 low speed function General Description The HT82K629A can function both in USB and PS2 in- terface environment. For PS2 interface, it supports IBM PC/AT, IBM PS/2 and all compatible machines and pro- vides a 16-character first-in-first-out buffer in which data Block Diagram Rev ...

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... USB or PS2 function is controlled by software control register. Negative power supply, ground Schmitt trigger input. Active low. OSCO, OSCI are connected to a 6MHz or 12MHz crystal/resonator for the internal system clock. +6.0V Storage Temperature ........................... 125 C SS +0.3V Operating Temperature .............................. HT82K629A . December 7, 2007 ...

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... DD V =0. =0. =0. =3. =3. =3. Test Conditions V Conditions DD 3 HT82K629A Ta=25 C Typ. Max. Unit 5 6.0258 MHz 500 3 Ta=25 C Min. Typ. Max. Unit ...

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... Make/Break Set Key Type Make Resend Reset The commands may be sent to the HT82K629A at any time and the HT82K629A will respond within 25ms ex- cept when performing the internal diagnostics or execut- ing a Reset command. EDH - Set/Reset Status Indicators Three status indicators on the keyboard-Num Lock, Caps Lock, and Scroll Lock-are accessible by the host ...

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... FEH - Resend 4.3 The host sends this command when it detects an error in 4.0 any transmission from the HT82K629A sent only af- 3.7 ter a data transmission and before the host allows the 3.3 next data output. When a Resend is received, the HT82K629A sends the previous output again (unless 3 ...

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... FEH - Resend The HT82K629A issues a Resend command following receipt of an invalid input or any input with incorrect par- ity. If the host sends nothing to the HT82K629A, no re- sponse is required. Rev. 1.50 Data Communications Data output If CLK=0, no transmission (keyboard is inhibited). ...

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... Keycode107 (*B) 1F/9F 108 Enter_R 20/A0 110 ESC 21/A1 112 F1 22/A2 113 F2 23/A3 114 F3 24/A4 115 F4 25/A5 116 F5 26/A6 117 F6 27/A7 118 F7 28/A8 119 F8 7 HT82K629A Make/Break Code 2D/AD 2E/AE 2F/AF 30/B0 31/B1 32/B2 , 33/B3 . 34/B4 / 35/B5 36/B6 1D/9D 38/B8 39/B9 E0 38/ 1D/E0 9D 45/C5 Home 47/C7 4B/CB End 4F/CF 48/C8 4C/CC 50/D0 Ins 52/D2 37/B7 PgUp 49/C9 4D/CD PgDn 51/D1 Del 53/D3 4A/CA 4E/CE 7E/FE E0 1C/E0 9C 01/81 3B/BB 3C/BC 3D/BD 3E/BE 3F/BF 40/C0 41/C1 42/C2 December 7, 2007 ...

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... 35/ 35/ Both Shift 35/ Base Shift/Ctrl E0 37/E0 B7 Base Make/Break Code 73/F3 7B/FB 79/F9 70/F0 F1/ F0/ 8 HT82K629A Make/Break Code 43/C3 44/C4 57/D7 58/D8 46/C6 Num Lock / / / / ...

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... E0 19/ 30/ 2E/E0 AE Mute E0 20/ 6B/ 21/ 26/E0 A6 Rec E0 1E/E0 9E Rew E0 17/ 2D/E0 AD Eject E0 11/ 107 Keyboard Only *J 109 Keyboard Only 9 HT82K629A Default Make/Break Make/Break Make/Break Make/Break/Typematic Make/Break/Typematic Make/Break/Typematic Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break ...

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... PgDn 104 . Del 105 106 + 107 Keycode107 (*B) 108 Enter_R E0 5A/ 110 ESC 112 F1 113 F2 114 F3 115 F4 116 F5 117 F6 118 F7 119 F8 10 HT82K629A 22/F0 22 21/F0 21 2A/F0 2A 32/F0 32 31/F0 31 3A/F0 3A 41/F0 41 49/F0 49 4A/F0 4A 59/F0 59 14/F0 14 11/F0 11 29/F0 29 77/F0 77 6C/F0 6C 6B/F0 6B 69/F0 69 75/F0 75 73/F0 73 72/F0 72 70/F0 70 7C/F0 7C 7D/ 71/F0 71 7B/F0 7B 79/F0 79 6D/F0 6D 76/F0 76 05/F0 05 06/F0 06 ...

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... 4A/ Base Shift/Ctrl E0 7C/ Base Make/Break code 51/F0 51 67/F0 67 64/F0 64 13/F0 13 F1/ F2/ 11 HT82K629A Make/Break Code 01/F0 01 09/F0 09 78/F0 78 07/F0 07 7E/F0 7E Num Lock / / / ...

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... E0 21/ Mute E0 23/ 40/ 2B/ 4B/ Rec E0 1C/ Rew E0 43/ 22/ Eject E0 1D/ 107 Keyboard Only *J 109 Keyboard Only 12 HT82K629A Default Make/Break Make/Break Make/Break Make/Break/Typematic Make/Break/Typematic Make/Break/Typematic Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break Make/Break ...

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... Timing Diagrams Data Output Keyboard Data Input Rev. 1.50 13 HT82K629A December 7, 2007 ...

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... HT82K629A has one control pipe for USB configuration, command and status type communication flows between cli- ents software (BIOS, Win 98, Win 2K, Win ME and Win XP etc.) and HT82K629A keyboard encoder device. It also has two interrupt pipes to send the HID page 7 Standard keyboard code and ACPI, multimedia key correspondingly to cli- ents software ...

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... Endpoint2 ACPI, multimedia key endpoint The Endpoint2 of the HT82K629A is used to send ACPI and multimedia key and is configured as interrupt pipe. For ACPI, there are two bytes data, the first byte is report ID byte = 01H, the second is ACPI key status. Byte No. Bit 7 Bit6 Key is pressed ...

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... F6 64 118 F7 1D 119 F8 1B 120 F9 06 121 F10 19 122 F11 05 123 F12 11 124 Print Screen 10 125 Scroll Lock 36 126 Pause 16 HT82K629A HID Page HID Code ...

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... The following keys need a driver HT82K629A HID Page HID Code HID Code HID Code 018A 0223 022A 0221 0227 0226 0225 0224 0183 00CD ...

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... PgUp End 1 2 PgDn Ins 0 Del . / / Enter(R) Enter(R) F11 F1 F12 F2 ScrLock F10 Page Up Page Down Home End 18 HT82K629A Num Fn Lock >. ?/ Enter(L) F11 F12 ScrLock Page Up Page Down Home End December 7, 2007 ...

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... Rew WIN-R 00 000 WWW WWW WWW Home Back Forward / / / Page Down Home WWW Search 83 .(Del) * 104 100 2( ) 0(Ins HT82K629A R5/PA5 R6/PA6 R7/PA7 Next Track CTRL 116 N-CHG 1(!) 131 2 1 CHG F1 2(@) 132 112 3 ROMA F2 3(#) 133 113 4 B 5(%) ...

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... E-mail, WWW Home, WWW Back, WWW Forward, WWW Stop, WWW Refresh, Win 98 WWW Favorite, WWW Search Vol-, Vol+, Mute, Pre Track, CD Stop, Play/Pause, Next Track Rec, Rew, Min, Eject, Screen Save, Explorer Win ME, Win 2K, Win XP Rec, Rew, Min, Eject, Screen Save, Explorer Rev. 1.50 Key Need Drive 20 HT82K629A December 7, 2007 ...

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... The externally con- nected 1.5k resistor connected to the USBD- pin should be placed as close to as possible the USBD- pin. The USB cable should preferably have proper shielding. Components with * are used for resonator only if necessary. Rev. 1.50 21 HT82K629A December 7, 2007 ...

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... Package Information 40-pin DIP (600mil) outline dimensions Symbol Rev. 1.50 Dimensions in mil Min. Nom. 2045 535 145 125 16 50 100 595 635 0 22 HT82K629A Max. 2065 555 155 145 20 70 615 670 15 December 7, 2007 ...

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... Holtek s products are not authorized for use as critical components in life support devices or systems. Holtek reserves the right to alter its products without prior notification. For the most up-to-date information, please visit our web site at http://www.holtek.com.tw. Rev. 1.50 23 HT82K629A December 7, 2007 ...