- h -
- HALF_PI : WConstants.h
- HEX : WConstants.h
- HIGH : WConstants.h
- highByte : WConstants.h
- HOOK_SYSTEM_EXCEPTIONS : gdbstub-internal.h
- HTTP_HEADER_FIELDNAME_MAP : HttpHeaders.h
- HTTP_MAX_HEADER_SIZE : HttpCommon.h
- HTTP_REQUEST_POOL_SIZE : HttpCommon.h
- HW_TIMER_BASE_CLK : Esp8266/Components/driver/include/driver/hw_timer.h , Esp32/Components/driver/include/driver/hw_timer.h