ESS Technology ES56-PI

Chipset data:

Manufacturer

ESS Technology

• datasheet

Applications

PCI bus controllerless (HCF) modem

Linux support

ESS released a Linux driver for the ES56-PI family for kernel 2.2.12-20. This did not appear to be an official release, however, and all OEM copies have been pulled from the web.
Mini-FAQ for Linux driver and driver collection by Andrew Wettstein
Original driver adapted to kernel 2.4.18 by Shachar Raindel

Identification

PCI Vendor ID: 125D, Device ID: 2898, Subsystem ID's:

• 0424 Data/Fax (ES56-PI)
• 0425 T TAM (ES56T-PI)
• 0426 V TAM+SpkrPh (ES56V-PI)
• 0427 VW V+International (ES56VW-PI)
• 0428 ST TAM+No Handset (ES56ST-PI)
• 0429 SV V+No Handset (ES56SV-PI)

Components

ES56-PI    = ES2898S + ES2818F/P (d/f)
ES56T-PI   = ES2898S + ES2818F/P (d/f/TAM)
ES56V-PI   = ES2898S + ES2819F   (d/f/TAM/FDSP)

  ES2898S  TeleDrive DSP          100-pin LQFP
  ES2818F  AFE (SSD CODEC)         52-pin PQFP
  ES2819F  AFE (DSD CODEC)         52-pin PQFP
  ES2818P  AFE (SSD CODEC)         28-pin SOIC
  ES2828S  Modem Analog Front End  48-pin LQFP
  

LQFP = Low-Profile Quad Flat Pack

Typical application