Search found 4 matches

by jassi007
Sat Mar 02, 2019 9:31 pm
Forum: ESP8266 SDK
Topic: Custom Bootloader for esp8266
Replies: 2
Views: 136

Re: Custom Bootloader for esp8266

Thanx

Is there a Bootloader for non-RTOS version ?

And how do I start if I want to make my own custom Bootloader
by jassi007
Sun Feb 24, 2019 10:46 am
Forum: ESP8266 SDK
Topic: Custom Bootloader for esp8266
Replies: 2
Views: 136

Custom Bootloader for esp8266

I was searching for some custom Bootloaders for esp8266 and found just reboot : https://github.com/raburton/rboot I need to know how to begin working on a custom Bootloader and how to install the new Bootloader onto the esp8266 chip. Is there any size limit on the Bootloader? Also, I believe that th...
by jassi007
Mon Mar 26, 2018 10:39 am
Forum: ESP8266 HDK
Topic: Is there a serial number or unique ID in the chip
Replies: 10
Views: 27686

Re: Is there a serial number or unique ID in the chip

The Chip ID is 32 bit. Check the return value of system_get_chip_id() function.
Hence, around 4.3 billion different Chip IDs.
And with Espressif claiming to have shipped 100 million chips as of January 2018, I believe the chip ID is unique so far.
by jassi007
Mon Mar 26, 2018 10:33 am
Forum: ESP8266 HDK
Topic: Is there a serial number or unique ID in the chip
Replies: 10
Views: 27686

Re: Is there a serial number or unique ID in the chip

blubb wrote:Chip id is only 24 bit, so if more than 16.8 million chips have been manufactured, it cannot be unique. ;)



The Chip ID is 32 bit. Check the return value of system_get_chip_id() function.

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