W83627DHG Datasheet, PDF (147/268 Pages) Winbond – WINBOND LPC I/O

W83627DHG
In the PS/2 Model 30 mode, the bit definitions are as follows:
765 43 ²¹ 0
XX XX X
DRATE0
DRATE1
NOPREC
X: Reserved
Bit 7-3: Reserved. These bits should be set to 0.
NOPREC (Bit 2):
This bit disables the precompensation function. It can be set by the software.
DRATE1 DRATE0 (Bit 1, 0):
These two bits select the data rate of the FDC. See DR register bits 1 and 0 (Data Rate Register (DR
Register) (Write base address + 4)) for how the settings correspond to individual data rates.
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Publication Release Date: Aug, 22, 2007
Version 1.4