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write-serial-port-string

Function
Summary

Writes a string to a serial port.

Package

serial-port

Signature

write-serial-port-string string serial-port &optional timeout-error-p &key start end => nwritten

Arguments

string

A string.

serial-port

A serial-port object.

timeout-error-p

A boolean.

start, end

Bounding index designators for string .

Values

result

The string string or nil .

Description

The function write-serial-port-string writes characters from the subsequence of string bounded by start and end to the serial port associated with serial-port .

The default values of start and end are 0 and nil (interpreted as the length of string ) respectively.

If the characters are successfully written then string is returned.

A timeout will occur if the characters cannot be written before the write timeout (as specified by values given when the serial port was opened by open-serial-port).

When a timeout occurs, if timeout-error-p is non- nil , then an error of type serial-port-timeout is signalled, otherwise nil is returned. The default value of timeout-error-p is t .

See also

write-serial-port-char

 


LispWorks Reference Manual - 23 Jul 2004

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