LINCHR

Function

LINCHR inputs a single character from the RS-232 port.

Syntax

LINCHR variable name

LINCHR [“PROMPT STRING”;] VARIABLE NAME

Examples

10 LINCHR "DECIMAL VALUE",A
20 PRINT A
30 GOTO 10

displays:

DECIMAL VALUE 65
DECIMAL VALUE 66

etc.

Remarks

LINCHR does not wait for carriage return to be received and the character input is not echoed to the screen. A prompt message is displayed on the LCD screen as with INPUT. Only one variable will be received. The variable is set to the decimal value of the character, as detailed in ASCII Character Set.

A comma following the prompt message will suppress the prompt character ‘?’.

Characters input from the serial port are not echoed onto the screen.