after uploading the blink program generates this error
21:54:24.590 -> Fatal exception (28):
21:54:24.590 -> epc1=0x4000228b, epc2=0x00000000, epc3=0x00000000, excvaddr=0x000000b5, depc=0x00000000
Where is the problem?
What should I do?
i have a new esp8266-01s
thank you