37C957FR Datasheet, PDF (266/328 Pages) SMSC Corporation – ULTRA I/O CONTROLLER FOR PORTABLE APPLICATIONS

Register
Chip Level
Vendor Defined
Test Registers
Address
0x26
Description
Bits[4:3] : Parallel Port FDC
= [0:0] - Normal
= [0:1] - PPFD1 Mode
= [1:0] - PPFD2 Mode
= [1:1] - Reserved
Bits[7:5] : Reserved - writes ignored, reads return
0.
Reserved - Writes are ignored, reads return 0.
State
0x27-0x2B _{SMC Test Mode Registers, Reserved for SMC.}
260