KIM
0000 0200
0200 A2 G

Demo of echo suppress and non-blocking input Hans Otten, 2026

Normal get character, until ESCAPE
 1 31 2 32 3 33 4 34 5 35 6 36  03 1B
NOECHO get character, until ESCAPE
  31  32  33  34  35  36  03  1B

If run on KIM-1 Simulator: set in  Settings Non-blocking or Focal-V3D

Non-blocking no echo until ESCAPE
31
key pressed
32
key pressed
33
key pressed
03
key pressed

Demo of echo suppress and non-blocking input Hans Otten, 2026

KIM
0200 A2 _