On 2016-09-12 17:37, sundayman wrote:
> Ponoć tam jest 256K flash. "Liniowo", jak stoi w dataszicie.

Nie, jest to okienkowane w dośc prymitywny sposób:

http://www.atmel.com/webdoc/avrassembler/avrassemble
r.wb_LD.html

Memory access is limited to the current data segment of 64K bytes. To
access another data segment in devices with more than 64K bytes data
space, the RAMPX, RAMPY, RAMPZ in register in the I/O area has to be
changed.

http://www.atmel.com/webdoc/avrassembler/avrassemble
r.wb_registers.html

http://electronics.stackexchange.com/questions/26682
/accessing-data-past-64k-boundary-on-atmega1280