5.
Note when changing access mode
If changing access mode from "full page read" to "1 word read", execute the following
program. This program must not be executed on the SDRAM.
di
ld
a,(optional external memory
address)
ld
(sdacr1),00001101b
ld
(sdcmm),0x04
ei
; Interrupt Disable (Added)
; Dummy read instruction (Added)
; Change to "1-word read"
; Execute MRS (mode register setting)
; Interrupt enable (Added)
92CH21-392
TMP92CH21
2009-06-19