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Diffstat (limited to 'tools/builtInChips/Keyboard.hdl')
-rw-r--r-- | tools/builtInChips/Keyboard.hdl | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/tools/builtInChips/Keyboard.hdl b/tools/builtInChips/Keyboard.hdl deleted file mode 100644 index 26ca5ed..0000000 --- a/tools/builtInChips/Keyboard.hdl +++ /dev/null @@ -1,23 +0,0 @@ -// This file is part of www.nand2tetris.org
-// and the book "The Elements of Computing Systems"
-// by Nisan and Schocken, MIT Press.
-// File name: tools/builtIn/Keyboard.hdl
-
-/**
- * The keyboard (memory map).
- * Outputs the code of the currently pressed key.
- *
- * The built-in chip implementation has two side effects supplied
- * by the simulator. First, the keyboard memory map is continuously
- * being refreshed from the physical keyboard unit. Second, it
- * displays a keyboard icon and data entry GUI.
- */
-
-CHIP Keyboard {
-
- OUT out[16]; // The ASCII code of the pressed key,
- // or 0 if no key is currently pressed,
- // or one the special codes listed in Figure 5.5.
-
- BUILTIN Keyboard;
-}
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