Search found 3 matches

by glarty
Wed Oct 16, 2019 8:10 am
Forum: General Discussion
Topic: 8MB psram question
Replies: 3
Views: 310

Re: 8MB psram question

Thanx for the clarification. If I could bother you just 1 more time.... Is this possible/sensible? Add to soc.h -> #define SOC_EXTRAM_DATA_LOW2 0x3FC00000 #define SOC_EXTRAM_DATA_HIGH2 0x3FF00000 I can't find any refs in soc.h for this range and being new to the esp platform there I have no idea whe...
by glarty
Tue Oct 15, 2019 4:43 pm
Forum: General Discussion
Topic: 8MB psram question
Replies: 3
Views: 310

8MB psram question

I have been toying with an AI Thinker module which has 8MB psram. soc.h defines - #define SOC_EXTRAM_DATA_LOW 0x3F800000 #define SOC_EXTRAM_DATA_HIGH 0x3FC00000 With psram installed it maps the 1st 4MB from SOC_DIRAM_DRAM_LOW (to 0x3FBFFFFF i think) The rest of the ram in unused unless something lik...
by glarty
Tue Oct 15, 2019 3:45 pm
Forum: General Discussion
Topic: StoreProhibited when trying to set callback for BLE
Replies: 3
Views: 305

Re: StoreProhibited when trying to set callback for BLE

EXCVADDR: 0x00000050 LoadProhibited, StoreProhibited This CPU exception happens when application attempts to read from or write to an invalid memory location. The address which was written/read is found in EXCVADDR register in the register dump. If this address is zero, it usually means that applic...

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