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expr:functions:func-serial_readarray

serial_readarray()

Reads data trough serial COM port and saves it to array.

Syntax

serial_readarray(port, hnd, size, timeout);

Parameters

port COM port name. Use string type, e.g. “COM10”.
hnd Array handle
size Data size limit to be read. Special values are: (optional)
0 - no limit in data size
256 - Max value of limit
timeout Timeout value in milliseconds. After time is elapsed, COM port will not read any incoming data. (optional)
Return Value Return value is data size. Returned value is integer number.

Example

hnd = array_new();
result = serial_readarray("COM10", hnd);
array_printdata(hnd);
array_delete(hnd);

result:

5; 0x11,0x22,0x33,0x44,0x55

See also

expr/functions/func-serial_readarray.txt · Last modified: 2023/02/15 13:13 by 127.0.0.1

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