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I want to use ETHERNUT1 without NUT/OS.
I designed a unit test of the external SRAM memory similar to the program
I write 0xFF throughout memory then I do a reading verification.
I see mistakes in the following address ranges:
For each address range, the false values are identical (I use AVRDRAGON with
JTAG to put a breakpoint and read the SRAM). Addresses suggest that the
problem is related to the address line A9-A10 and I wonder if this is
So I think it's not a memory error. The NAND gate on the signal A15 is not
I see the same problem in the function of XMemTest BASEMON except that this
function does not report the problem to display! (static variables store the
last error but are not displayed!).
Would you ever encountered this problem or an idea of the origin of this