H8S2164 Datasheet, PDF (645/906 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer H8S Family / H8S/2400 Series

Start
Host write
No
H'D1 command
received?
Yes
Wait for next byte
Host write
No
Data byte?
Yes
Write bit 1 of data byte
to the bit of GA20 in DR
Section 18 LPC Interface (LPC)
Figure 18.8 GA20 Output
Rev. 1.00 Mar. 17, 2008 Page 605 of 862
REJ09B0429-0100