Search found 4 matches

by zeroday
Tue Dec 15, 2015 12:09 pm
Forum: General Discussion
Topic: ESP32 Free Heap
Replies: 26
Views: 58237

Re: ESP32 Free Heap

Sure. I have no docs I can release of that, but very quickly: The ESP31 has three regions of RAM: an IRAM for the first cpu at 0x40040000 (which is 128K), an IRAM for the second CPU at 0x3ffa8000 (64K) and a shared RAM at 0x3FFD8000 (192K). The IRAMs actually are 32K bigger than that, but if SPI ca...
by zeroday
Tue Dec 15, 2015 2:57 am
Forum: General Discussion
Topic: ESP32 Free Heap
Replies: 26
Views: 58237

ESP32 Free Heap

finally got the board run. with the example running there is 78324 bytes ram left. #include "esp_common.h" /****************************************************************************** * FunctionName : user_init * Description : entry of user application, init user function here * Parameters : none...
by zeroday
Mon Dec 14, 2015 9:37 am
Forum: General Discussion
Topic: How to enter flash programming mode?
Replies: 1
Views: 6777

Re: How to enter flash programming mode?

Ok, solved.
same as esp8266, pull gpio0 to low.
by zeroday
Mon Dec 14, 2015 6:54 am
Forum: General Discussion
Topic: How to enter flash programming mode?
Replies: 1
Views: 6777

How to enter flash programming mode?

How to enter flash programming mode? any specs doc?
Pull GPIOx low/high?
what tool is used to flash the chip?