HD6473032F16 Datasheet, PDF (205/847 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Section 7 Refresh Controller
Set P8₁ DDR to 1 for CS₃ output
Set RTCOR
Set bits CKS2 to CKS0 in RTMCSR
Write H'47 in RFSHCR
Wait for PSRAM to be initialized
PSRAM can be accessed
Figure 7.18 Setup Procedure for Pseudo-Static RAM
Rev. 3.00 Mar 21, 2006 page 175 of 814
REJ09B0302-0300