ess technology, inc. sam0355-061201 1 ess technology, inc. ES1992 canyon3d ? 2 pci audio accelerator product brief description the ES1992 canyon 3d ?2 pci audio accelerator combines advanced audio functionality in a highly integrated single-chip pci solution for advanced multi- channel pc audio. with key features including hardware acceleration, 3d audio support, digital output capability, and integrated quad dac ac?97 codec, the canyon 3d -2 will engulf the user in a 3d world of sound when used with general applications, digital music, or games. the ES1992 combines the advantages of a high- bandwidth pci bus interface, proven canyon 3d digital signal processing (dsp) hardware architecture, five-band speaker equalization (eq), high-fidelity quad dac ac?97 codec into a single-chip package with an external ac-link for additional future functionality (i.e., 6-speaker, 5.1 channel output). a sony/philips digital interface (s/pdif) output provides for digital output of multichannel ac-3 content. the result is robust pc audio functionality, which features digital mixing, sample rate conversion, realtime effects processing, multistream directsound hardware acceleration, and head-related transfer function (hrtf) filtering. the 3d audio support and hrtf filtering are licensed through sensaura? ltd. hrtf filtering is supported for 2, 4, and 6 speaker outputs, using multidrive ? technology. 3d audio is supported through directsound 3d, a3d 1.0, eax 1.0, eax 2.0, and i3dl2 advanced programming interfaces (apis). additional 3d audio enhancements are available through macrofx ? , environmentalfx ? , and zoomfx ? . the ES1992 meets pc99/pc2001 and microsoft whql specifications. device drivers for the ES1992 are optimized for use on the microsoft windows a operating systems and are designed specifically to take advantage of new features available through microsoft?s directx 8. operating at 3.3v digital and 5.0v analog, the ES1992 is compliant with the advanced power management (apm) 1.2, advanced configuration and power interface (acpi) 2.0, and pci power management interface (ppmi) 1. 1 specifications. the ES1992 canyon 3d -2 is available in an industry- standard 100-pin low-profile quad flat pack (lqfp) package. features ? high-performance single-chip pci audio acceleration ? four-speaker analog output ? s/pdif digital output ? integrated high-fidelity ac?97 codec ? high-quality sample rate conversion and digital mixing ? external ac-link interface for 6-speaker, 5.1 channel support ? multistream directsound 3d hardware acceleration ? sensaura 3d positional audio ? realtime effects processing ? full-legacy dos game support, using tdma, pc/pci, or ddma hardware implementation methods ? five-band hardware equalization power management ? compliance with apm 1.2, acpi 2.0, and ppmi 1.1 ? 3.3-volt digital operation with 5v-tolerant inputs ? 5.0-volt analog operation compatibility ? supports pc dos games and applications for soundblaster ? and soundblaster pro ? supports microsoft windows directsound ? meets pc99/pc2001 and windows hardware quality laboratory (whql) specifications ? supports a3d 1.0, eax 1.0, eax 2.0, and i3dl2 apis
2 sam0355-061201 ess technology, inc. ES1992 product brief block diagram figure 1 shows the ES1992 canyon 3d -2 device block diagram. figure 1 ES1992 canyon 3d -2 block diagram. pinout figure 2 shows the ES1992 canyon 3d -2 pinout diagram. figure 2 ES1992 canyon 3d -2 pinout diagram integrated system dram chipset cpu 3.3v pci master sb pro legacy audio tdma hrtf 3d positional audio sample rate converter and mixer game port acpi 1.0 ppmi 1.0 pci bus r i n g b u s mic in cd audio line out (front) apm 1.2 secondary eeprom sid/svid customization audio codec interface pc/pci ddma effects processing assp ac-link mpu-401 midi device joystick s/pdif digital audio output output line out (surround) phone line in 6-speaker, 5.1 channel support 1 eapd gd7/gpio15 gd6/gpio14 gd5/gpio13 gd4 gd3/eclk gd2/edin gd1/edout gd0 ecs gnd ad0 ad1 ad2 ad3 ad4 ad5 ad6 ad7 line_out_r rxd txd rst# int# gnd pciclk vcc gnt# req# ad31 ad30 ad29 ad28 ad27 ad26 ad25 ad24 o s c o p c g n t # / g p i o 1 2 l i n e _ o u t _ r - l l i n e _ o u t _ r - r p c _ b e e p p h o n e c d _ l c d _ g n d c d _ r m i c l i n e _ i n _ l l i n e _ i n _ r a v d d 1 a v s s 1 v r e f a f i l t 1 afilt2 cap1 cap2 line_out_l p c r e q # / g p i o 7 s p d i f o v c c s d i 2 / g p i o 8 o s c i s r e s e t 2 # s d f s 2 / g p i o 9 s c l k 2 / g p i o 1 0 s d o 2 / g p i o 1 1 ES1992s 25 p a r s t o p # d e v s e l # t r d y # i r d y # f r a m e # c / b e 2 # v c c a d 1 6 a d 1 7 a d 1 8 a d 1 9 a d 2 0 a d 2 1 a d 2 2 a d 2 3 g n d i d s e l c / b e 3 # c/be0# ad8 ad9 ad10 ad11 a d 1 2 a d 1 3 a d 1 4 a d 1 5 c / b e 1 # 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 75 51 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 100 76 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 26 50 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 100-pin lqfp g n d mono_out vcc avss2 avdd2
ess technology, inc. sam0355-061201 3 ES1992 product brief ES1992 pin descriptions table 1 lists the ES1992 pin descriptions. table 1 ES1992 pin descriptions names pin numbers i/o descriptions c/be[3:0]# 1, 13, 20, 30 i/o pci command/byte enable. during address phase of a transaction, these pins define the bus command. during data phase, these pins define the byte enable. idsel 2 i id select. gnd 3, 21, 40, 89 i digital ground. ad[31:0] 4:11, 22:29, 31:38, 93:100 i/o address and data lines from the pci bus. vcc 12, 41, 53, 90 i digital supply voltage, 3.3v frame# 14 i/o cycle frame. irdy# 15 i/o initiator ready. trdy# 16 i/o target ready. devsel# 17 i/o device select. stop# 18 i/o stop transaction. par 19 i/o parity. ecs 39 o eeprom chip select. connects to eeprom chip select input pin. ecs is active after power- on reset and goes inactive automatically after eeprom cycle is complete. gd[0] 42 i/o game port data input/output. gd[1] 43 i/o game port data input/output. edout o eeprom data output. connects to eeprom data input. edout goes active after power-on reset and goes inactive automatically after eeprom cycle is complete. gd[2] 44 i/o game port data input/output. edin i eeprom data input. connects to eeprom data output. edin goes active after power-on reset and goes inactive automatically after eeprom cycle is complete. gd[3] 45 i/o game port data input/output. eclk o eeprom clock. connects to eeprom clock input. eclk goes active after power-on reset and goes inactive automatically after eeprom cycle is complete. gd[4] 46 i game port data input. gd[5:7] 47:49 i game port data input. gpio[15:13] i/o general-purpose input/output. eapd 50 i/o external amplifier power down (active low). pcreq# 51 o pc/pci request output. enable pcreq# by setting pci 50h [10:8]. gpio7 i/o general-purpose input/output. spdifo 52 o s/pdif output. enable spdifo by setting pci 53h [0]. sdi2 54 i external ac-link serial data input. select external codec by enabling canyon_base+38h [5]. gpio8 i/o general-purpose input/output. osci 55 i 49.152-mhz crystal input. osco 56 o 49.152-mhz crystal output. sreset2# 57 i reset output for ac-link interface. select external codec by enabling canyon_base+38h [5]. sdfs2 58 o serial data frame sync output for ac-link interface. select external codec by enabling canyon_base+38h [5]. gpio9 i/o general-purpose input/output.
4 ? 2001 ess technology, inc. sam0355-061201 ES1992 product brief no part of this publication may be reproduced, stored in a retrieval system, transmitted, or translated in any form or by any means, electronic, mechanical, manual, optical, or otherwise, without the prior written permission of ess technology, inc. ess technology, inc. makes no representations or warranties regarding the content of this document. all specifications are subject to change without prior notice. ess technology, inc. assumes no responsibility for any errors contained herein. u.s. patent pending. canyon 3d is a trademark of ess technology, inc. all other trademarks are owned by their respective holders and are used for identification purposes only. ess technology, inc. 48401 fremont blvd. fremont, ca 94538 tel: (510) 492-1088 fax: (510) 492-1898 sclk2 59 o serial clock for ac-link interface. select external codec by enabling canyon_base+38h [5]. gpio10 i/o general-purpose input/output. sdo2 60 o external ac-link serial data output. select external codec by enabling canyon_base+38h [5]. gpio11 i/o general-purpose input/output. pcgnt 61 i pc/pci grant input. enable pc/pci by setting pci 50h [10:8]. gpio12 i/o general-purpose input/output. line_out_r-l 62 o line output: surround, left channel. line_out_r-r 63 o line output: surround, right channel. pc_beep 64 i pc speaker input. phone 65 i mono input. cd_l 66 i cd-audio input: left channel. cd_gnd 67 i cd-audio input: ground. cd_r 68 i cd-audio input: right channel. mic 69 i microphone input. line_in_l 70 i line input: left channel. line_in_r 71 i line input: right channel. avdd[2:1] 72, 83 i analog supply voltage, 5v. avss[2:1] 73, 82 i analog ground. vref 74 o reference voltage. afilt[2:1] 75, 76 o anti-aliasing filter cap for the adc channel. cap[2:1] 77, 78 o adc and dac reference caps. line_out_l 79 o line output: front, left channel. line_out_r 80 o line output: front, right channel. mono_out 81 o mono output. rxd 84 i midi receive data input. enable midi i/o (mpu-401 i/o) by setting pci 40h [3]. txd 85 o midi transmit data output. enable midi i/o (mpu-401 i/o) by setting pci 40h [3]. rst# 86 i pci reset input. int# 87 o interrupt request output. pciclk 88 i pci bus clock input. gnt# 91 i bus master grant input. req# 92 o bus master request output. part number description package ES1992s pci audio accelerator 100-pin lqfp table 1 ES1992 pin descriptions (continued) names pin numbers i/o descriptions
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