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A JavaScript 6502 assembler and simulator

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I've not found a way to display a simple character on screen. Could add this functionality ?

These two functions function the same way, but now they use toString(16), which is hopefully faster.

Previously it would cut off the last byte of ZP by default.

PC has an initial default value of $0600 which cannot be changed. This is quite embarrassing sometimes, especially in big programs as we should modify many instructions in case developer...

It will be nice if we have the capability to see the next command that will be executed in order to be able to know at which part of the...

Assembler doesn't recognize the same instruction from the tutorial

i often ask people with 6502 assembly coding experience how can we do a ldir (like that one from z80) - when some people runs away, others tries to ask...

I have to say that I really enjoy working in 6502js. It's a useful and fun piece of software that's really helped me generate some actual working 6502 code for...

It looks like the version of the simulator that is embedded in the [easy6502 tutorial repository](https://github.com/skilldrick/easy6502) repository has diverged from the standalone one available here. Any chance this repository could...

I already posted about this on the bug report: since no one has responded there I figured I'd open a pull request. This should prevent undefined labels from being silently...