dis [addr] - disassemble the memory location
hex [addr] - provide a hex dump of the memory location
pause - stop emulation
resume - continue emulating
step - when paused, step through one instruction
cpu - show the state of all CPU registers
reset - cold boot
audio [on|off] - turn beeper on or off. Suggest keeping it off, though!

In each case, the address can be a hex number (1234H or $1234), a decimal number (1234) or left blank to continue with the subsequent memory location.

Show less...