lwIP
sio_recv()
is only used within lwIP.
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ESP-IDF Framework and Examples
lwIP
sio_recv()
sio_recv() function
Receives a single character from the serial device.
Syntax
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Summary
Declaration
from
sio.h:84
u8_t
sio_recv
(
sio_fd_t
fd
)
;
Arguments
Argument
Description
fd
serial device handle
Notes
This function will block until a character is received.
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