Instructions
" " ! "  
 Espressif Systems
ESP8266 
AT Instruction Set
5.
32Mbit Flash, map: 512KB + 512KB 
Use Espressif Flash download tool and select Flash size : 32Mbit.!
6.
32Mbit Flash, map: 1024KB + 1024KB 
Use Espressif Flash download tool and select Flash size : 32Mbit-C1.!
esp_init_data_default.bin
0x1FC000
Stores default RF parameter values, has to be downloaded into 
flash at least once. 
If the RF_CAL parameter area is initialized, this bin has to be 
downloaded too.
blank.bin
0xFE000
Initialize Flash user parameter area, more details in Appendix.
blank.bin
0x1FE000
Initialize Flash system parameter area, more details in 
Appendix.
boot.bin
0x00000
In \bin\at
user1.2048.new.5.bin
0x01000
In \bin\at\1024+1024
Address
Description
bin 
bin 
Address
Description
blank.bin
0x3FB000
Initialize RF_CAL parameter area
esp_init_data_default.bin
0x3FC000
Stores default RF parameter values, has to be downloaded into 
flash at least once. 
If the RF_CAL parameter area is initialized, this bin has to be 
downloaded too.
blank.bin
0x7E000
Initialize Flash user parameter area, more details in Appendix.
blank.bin
0x3FE000
Initialize Flash system parameter area, more details in 
Appendix.
boot.bin
0x00000
In \bin\at
user1.1024.new.2.bin
0x01000
In \bin\at\512+512
bin 
Address
Description
blank.bin
0x3FB000
Initialize RF_CAL parameter area
bin 
Espressif Systems  /   Friday, July 15, 20168 73










