Section 19 Host Interface LPC Interface (LPC)
Rev. 3.00 Mar 21, 2006 page 566 of 788
REJ09B0300-0300
Start
Wait for next byte
H'D1 command
received?
Host write
Host write
Yes
No
Data byte?
No
Write bit 1 of data byte
to DR bit of P81/GA20
Yes
Figure 19.4 GA20 Output
