Chapter 2 Getting Started the BHT and System Mode
Example 1: Downloading updated versions of the MAIN.PD4 and SUBMAIN.PD4
In this case, the registration order of user programs will not change, so pressing the
PW
key will start the
MAIN.PD4.
Directory information
.
.
.
SUBMAIN.PD4
MAIN.PD4
BBBBBBBB.DAT
AAAAAAAA.DAT
DOWNLOAD
• MAIN.PD4
(Newer
version)
• SUBMAIN.PD4
(Newer
version)
Directory information
.
.
.
SUBMAIN.PD4
MAIN.PD4
BBBBBBBB.DAT
AAAAAAAA.DAT
Example 2: Deleting the BBBBBBBB.DAT and downloading new USER.PD4
In this case, the USER.PD4 will be registered into the position of the deleted BBBBBBBB.DAT so that
the USER.PD4 will become an execution program to be run when the
PW
key is pressed.
DELETE
Directory information
.
.
.
SUBMAIN.PD4
MAIN.PD4
USER.PD4
AAAAAAAA.DAT
DOWNLOAD
USER.PD4
Directory information
.
.
.
SUBMAIN.PD4
MAIN.
PD4
BBBBBBBB.DAT
AAAAAAAA.DAT
Example 3: Recommended downloading order
After system initialization, download first an execution program you want to run by pressing the
PW
key.
As long as you do not delete the execution program or download any other program, the execution
program is always registered in the top of the directory.
Memory
state after
system initialization
Download in
the order of 1),
2), 3) and 4).
Directory information
.
.
.
SUBMAIN.PD4
MAIN.PD4
BBBBBBBB.DAT
AAAAAAAA.DAT
1) MAIN.PD4
2) SUBMAIN.PD4
3) AAAAAAAA.DAT
4) BBBBBBBB.DAT
Directory information
.
.
.
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