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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
Posted to comp.sys.ibm.pc.hardware.chips,sci.electronics.repair,sci.electronics.components
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ES1488 ("AudioDrive") soundcard IC - INFO WANTED [QFP52 package, ISA-bus signals!]
Hi.
Excuse me if this is the wrong newsgroup to ask, but I'm looking for a datasheet on the ES1488 (or even ES488), a SoundBlaster (tm) compatible chip, used in early laptops.... Made by ESS, it was one of the first in their "AudioDrive" (tm) series. Just the pinout will do to get me started! Have asked ESS directly, but no joy - surprise, surprise... :-( And have tried "Wayback Archive", but found only ES688, ES18xx - no good: bigger packages. Any help much appreciated. - Mark Crumpton |
#2
Posted to comp.sys.ibm.pc.hardware.chips,sci.electronics.repair,sci.electronics.components
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ES1488 / ES488 ("AudioDrive") soundcard IC - INFO WANTED [QFP52 package, ISA-bus signals!]
Still looking for the ES1488/ES488 pinout... surely someone has an old
databook, or schematic of laptop which used it? wrote: Hi. Excuse me if this is the wrong newsgroup to ask, but I'm looking for a datasheet on the ES1488 (or even ES488), a SoundBlaster (tm) compatible chip, used in early laptops.... Made by ESS, it was one of the first in their "AudioDrive" (tm) series. Just the pinout will do to get me started! Have asked ESS directly, but no joy - surprise, surprise... :-( And have tried "Wayback Archive", but found only ES688, ES18xx - no good: bigger packages. Any help much appreciated. - Mark Crumpton |
#4
Posted to comp.sys.ibm.pc.hardware.chips,sci.electronics.repair,sci.electronics.components
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ES1488 / ES488 ("AudioDrive") soundcard IC - INFO WANTED [QFP52 package, ISA-bus signals!]
As stated, I've already tried ESS, but no response :-(
Have you ever tried getting info on a 10-year old product from a semiconductor manufacturer? - they regard 2-3 year-old stuff as obsolete... and often disavow having ever made the really old stuff! - Mark. Michael A. Terrell wrote: wrote: Still looking for the ES1488/ES488 pinout... surely someone has an old databook, or schematic of laptop which used it? wrote: Hi. Excuse me if this is the wrong newsgroup to ask, but I'm looking for a datasheet on the ES1488 (or even ES488), a SoundBlaster (tm) compatible chip, used in early laptops.... Made by ESS, it was one of the first in their "AudioDrive" (tm) series. Just the pinout will do to get me started! Have asked ESS directly, but no joy - surprise, surprise... :-( And have tried "Wayback Archive", but found only ES688, ES18xx - no good: bigger packages. Any help much appreciated. - Mark Crumpton http://www.esstech.com/techsupp/tech_support.shtm -- Service to my country? Been there, Done that, and I've got my DD214 to prove it. Member of DAV #85. Michael A. Terrell Central Florida |
#5
Posted to comp.sys.ibm.pc.hardware.chips,sci.electronics.repair,sci.electronics.components
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ES1488 / ES488 ("AudioDrive") soundcard IC - INFO WANTED [QFP52 package, ISA-bus signals!]
Dear Mark,
We may able to supply the ESS ES1488 and ES488F for you. Can you pleased tell us if you are interested ? Waiting for your idea ! -- Patrick Cheung townt.com Address : 1805, Wu Sang House, 655 Nathan Road, Mongkok, Kowloon, Hong Kong Tel : +852-25055838 Fax : +852-25058121 E-mail : Web-site : http://www.townt.com/towne/ or http://www.towntarget.com.hk egroups.com... As stated, I've already tried ESS, but no response :-( Have you ever tried getting info on a 10-year old product from a semiconductor manufacturer? - they regard 2-3 year-old stuff as obsolete... and often disavow having ever made the really old stuff! - Mark. Michael A. Terrell wrote: wrote: Still looking for the ES1488/ES488 pinout... surely someone has an old databook, or schematic of laptop which used it? wrote: Hi. Excuse me if this is the wrong newsgroup to ask, but I'm looking for a datasheet on the ES1488 (or even ES488), a SoundBlaster (tm) compatible chip, used in early laptops.... Made by ESS, it was one of the first in their "AudioDrive" (tm) series. Just the pinout will do to get me started! Have asked ESS directly, but no joy - surprise, surprise... :-( And have tried "Wayback Archive", but found only ES688, ES18xx - no good: bigger packages. Any help much appreciated. - Mark Crumpton http://www.esstech.com/techsupp/tech_support.shtm -- Service to my country? Been there, Done that, and I've got my DD214 to prove it. Member of DAV #85. Michael A. Terrell Central Florida |
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