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Altera_Forum
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15 years ago

SSRAM (IS61LPS25636A)) on Cyclone III starter board

I am trying to read a bunch of data from SSRAM (IS61LPS25636A)) on Cyclone III, which is 256k*32 bit in size. However, from the board manual, there are 32 data bits, 21 address bit (should be 18 bits...
Altera_Forum's avatar
Altera_Forum
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15 years ago

The waveforms that you have now look correct. Are you sure that those signals are connected to the correct pins outside the FPGA? Is the flash disabled?

It may sound stupid but are you sure that the first addresses in the SRAM hold different values?