Thanks for checking out The Little Man Computer, but for the best experience you really should view it on a full screen; not on a mobile device.
Paper computers were made for an 8½x11 world. =]
Address:
Data:
Auto-Increment Address
A Register:
Program Counter:
---
00
Halted
1.0Hz
000 - Halt
1xx - Add &xx to A
2xx - Sub &xx from A
3xx - Move A -> &xx
5xx - Move &xx -> A
6xx - Jump
7xx - Jump 0
8xx - Jump +
901 - IN -> A
902 - A -> Out