Space Invaders!

apps/README.md

@@ -6,9 +6,11 @@ permalink: /apps/
 
 Application Archives
 ---
-Browse classic [IBM PC](pc/) and [Challenger 1P](c1p/) software that you can run with [PCjs](/docs/about/pcjs/)
+Browse classic application software for the following machines:
-and [C1Pjs](/docs/c1pjs/).
 
+- [IBM PC](pc/)
+- [Challenger 1P](c1p/)
+ 
 ### Software Application Manifests
 
 In the PCjs Project, every complete software package is stored in its own folder, either as a set of individual

apps/c1p/6502/README.md

@@ -13,4 +13,4 @@ The project contains the following 6502 machine-language tests:
 - [VFLAG](tests/vflag/vflag.asm): Demonstrate that the V flag works as described
 
 Along with a variety of [6502 Machine-Language Programs](jeffpar/) written by [Jeff Parsons](https://twitter.com/jeffpar)
-in 1979-1980.
+from 1979 to 1980.

apps/c1p/6502/jeffpar/README.md

@@ -8,7 +8,7 @@ Challenger 1P Machine-Language Programs
 ---
 
 The project contains the following 6502 machine-language programs written by [Jeff Parsons](https://twitter.com/jeffpar)
-in 1979-1980:
+from 1979 to 1980:
 
 - [6502 Assembler/Disassembler](assembler/)
 - [BASIC Extensions](basicext/BASICEXT.json)

apps/c1p/BASIC/README.md

@@ -17,7 +17,7 @@ The following BASIC applications were supplied by Ohio Scientific:
 - [STAR WARS](OSI/STARWARS.BAS)
 - [TRIG TUTOR](OSI/TRIGTUTOR.BAS)
 
-We also have a variety of BASIC programs written by [Jeff Parsons](https://twitter.com/jeffpar) in 1979-1980:
+We also have a variety of BASIC programs written by [Jeff Parsons](https://twitter.com/jeffpar) from 1979 to 1980:
 
 - [CHECKERS](jeffpar/CHECKERS.BAS)
 - [HANG WOMAN](jeffpar/HANGWOMAN.BAS)

apps/c1p/README.md

@@ -7,7 +7,7 @@ permalink: /apps/c1p/
 Challenger 1P Applications
 ---
 
-All C1P applications come in two flavors:
+[C1Pjs](/docs/c1pjs/) runs Challenger 1P (C1P) applications written in:
 
 - [BASIC](BASIC/)
 - [6502 Machine-Language](6502/)

devices/pc8080/machine/invaders/README.md

@@ -12,10 +12,14 @@ Space Invaders (1978)
 ---
 
 This is a test of [PC8080](/modules/pc8080/), a new 8080-based machine emulator recently added to the
-PCjs Project.  It's a work-in-progress, so it's not playable yet.  And the goal is not to build
+PCjs Project.  It is currently playable only in desktop browsers and uses the following hard-coded key mappings:
-yet-another Space Invaders/Arcade Machine emulator -- that's been done many times over -- but to start with
+
-a well-understood 8080-based machine architecture that doesn't need a lot of peripherals, and use it as an
+- 1: One Player
-early test case for another classic CPU that we can add to the PCjs toolbox.
+- 2: Two Player
+- 3: Insert Coin
+- A: Move Left
+- D: Move Right
+- L: Fire Missile
 
 Assorted [Space Invaders Hardware Notes](#space-invaders-hardware-notes) are collected below.
 

disks/pc/README.md

@@ -22,7 +22,7 @@ machines that automatically run the software.  Ideally, everything in the librar
 and linked to a page that describes the software in more detail, along with a live demonstration of the software,
 but that's not yet a reality.
 
-For application demos, see the [IBM PC Application Archive](/apps/pc/), which focuses excusively on applications.
+For application demos, see the [Application Archive](/apps/), which focuses excusively on applications.
 The [Disk Library](/disks/pc/library.xml) is a superset, including operating systems, application software,
 computer diagnostics, programming tools, and more.
 

modules/pc8080/README.md

@@ -11,7 +11,8 @@ Overview
 ---
 PC8080 is our 8080-based machine emulation module.  The code is derived from [PCjs](/modules/pcjs/).
 
-It is still a work-in-progress.  See the list of available [PC8080 Machines](/devices/pc8080/machine/).
+It is still a work-in-progress.  See the list of available [PC8080 Machines](/devices/pc8080/machine/), including
+[Space Invaders (1978)](/devices/pc8080/machine/invaders/).
 
 PC8080 is currently comprised of the following non-shared components, as listed in [package.json](../../package.json)
 (see the *pc8080Files* property):

modules/pc8080/lib/computer.js

@@ -1432,12 +1432,11 @@ Computer.prototype.updateFocus = function(fScroll)
         }
         /*
          * TODO: We need a mechanism to determine the "active" display, instead of hard-coding this to aVideo[0].
-         *
+         */
         this.aVideo[0].setFocus();
         if (fScroll && window) {
             window.scrollTo(x, y);
         }
-         */
     }
 };
 

modules/pc8080/lib/keyboard.js

@@ -229,7 +229,7 @@ Keyboard.STUPID_KEYCODES[Keyboard.KEYCODE.FF_DASH] = Keyboard.ASCII['-'];
 Keyboard.SOFTCODES = {
     '1p':       Keyboard.KEYCODE.ONE,
     '2p':       Keyboard.KEYCODE.TWO,
-    'coin':     Keyboard.KEYCODE.FIVE,
+    'coin':     Keyboard.KEYCODE.THREE,
     'left':     Keyboard.KEYCODE.LEFT,
     'right':    Keyboard.KEYCODE.RIGHT,
     'fire':     Keyboard.KEYCODE.SPACE