esp8266/include/cpu_conf.h

CPU specific configuration options.

THREAD_EXTRA_STACKSIZE_PRINTF

Stack size configuration.

1
(0)
THREAD_STACKSIZE_DEFAULT
1
(2048)
THREAD_STACKSIZE_IDLE
1
(2048)
PRINTF_BUFSIZ

Buffer size used for printf functions (maximum length of formatted output).

1
256