AS4C16M16SA external SDRAM with STM32H745 Interface Driver
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‎2021-07-23 1:57 AM
The STM32H745I-DISCO evaluation board used MT48LC4M32B2 as external SDRAM. But due to unavailability and pricing we had to chooses AS4C16M16SA part. But could not find any reference driver or wrapper for touchgfx for this IC under cube projects.
Can anyone help with stm32h745i_discovery_sdram.c with AS4C16M16SA memory. I see that hardware wise they are more almost same. Plz suggest ?
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‎2021-07-23 7:44 AM
Did you try it with the same driver?
Compare timing specs between the two datasheets and adjust if you find the AS4C16M16SA is not as capable as the MT48LC4M32B2.
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‎2021-07-23 7:44 AM
Did you try it with the same driver?
Compare timing specs between the two datasheets and adjust if you find the AS4C16M16SA is not as capable as the MT48LC4M32B2.
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‎2021-07-23 7:54 AM
Half the memory width for starters.
13-bit ROW, 9-bit COLUMN
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