11-6 Fibre-Optic Network
Network Programming
Trio Motion Technology
Network Programming
Trio BASIC Commands
The transmission and reception of messages on the network is performed by four
Trio BASIC commands.
GET #n
Type:
Command.
Syntax:
GET#n,VR(x)
Description:
Waits for the arrival of a single character on the specified input device. The ASCII
value of the received character is stored in the chosen variable. The characters
received are held in a 256 character buffer.
Parameters:
KEY#n
Type:
Function.
Syntax:
IF KEY#n THEN GET #n,VR(x)
Description:
Returns
TRUE
or
FALSE
depending on whether a character has been received on
the specified input device or not. The character is not read nor the receive state
reset.
Parameters:
n
Number to specify how the returned value generated.
3
value returned is defined by DEFKEY
4
value returned is character received
x
Variable number in the range 0 to 250.
n
Number to specify serial input device.
3
network input from fibre optic port via DEFKEY table
4
network input from fibre optic port