External Flash

"Ferran Balaguer Del Pozo" <[email protected]>
Newsgroups gmane.comp.hardware.microcontrollers.tini
Message-ID <[email protected]>
Hello to all:

I'm trying to connect an external program flash to the tini and I've spent a 
lot of time in this task.I can read data from the flash but I had a problem 
when trying to load data. I made some chages in the hardware to connect the 
flash to the highest zone of the CE3. Then I created a program following the 
memory specifications and I could program this memory using the same control 
logic. To load valid information first the memory needs some aditional 
commands.

After I do this test, I've mapped the memoy in CE0 and I can load in the 
memory but a crc failure is produced.

I supose that now I can load in the memory because I introduced the commands 
to enable the memory write when it was mapped in CE3

I'm using the JavaKit options -allow and -ROMSize 1048576

Could be that the  default boot loader in the firmaware version 1.12 not 
send the necessary commands to write in the external flash?

The boot loader should need to send the write commands when acceed to 
external memory.

Have somebody load a program  mixed in the internal and external flash only 
with the JavaKit options I'm using.

There is other configuration or other options to write succesfully in the 
external flash?

Thank's in advance.

Ferran Balaguer

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