T-Engine Flash Memory; Refresh Method - Renesas SH7727 General Information Manual

R0P7727TH003TRKE General Information Manual

10.2 T-Engine Flash Memory

10.2.1 Refresh Method

Figure 10.1 shows how the T-Engine flash memory is refreshed. As shown in Figure 10.1, the T-Engine
flash memory is refreshed in such a way that flash memory data is copied to SDRAM and the data
transferred from the host system is written to the flash memory.
H'00000000
H'001FFFFF
H'01000000
Flash memory
H'017FFFFF
H'0C000000
H'0C7FFFFF
H'0DFFFFFF
Below is a description of the T-Engine flash memory refresh method.
(1) As shown on the following screen, type "FL 0" and hit the Enter key after the title screen appears on the
communication software.
[Display Screen]
====================================================
T-Engine(MS7727CP01) DownLoader VerX.XL
-----------------------------------------------------------------------------------------
====================================================
Ready>fl 0
Erasure
EPROM
Copy
SDRAM
Transfer
from the
host
Motorola S
format object file
Figure 10.1 Flash Memory Refresh
H[elp] for help messages...
EPROM
Flash
memory
SDRAM
104
Flash Memory Refresh
EPROM
Write
SDRAM