diff options
Diffstat (limited to 'src/video/signetics.c')
-rw-r--r-- | src/video/signetics.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/video/signetics.c b/src/video/signetics.c index 944ac4d..c6dca10 100644 --- a/src/video/signetics.c +++ b/src/video/signetics.c @@ -1,6 +1,7 @@ // signetics.h -// The Apple I came with its own terminal on-board, with a Signetics 2513 character ROM, and multiple shift registers acting as video memory. -#include"cpu/core.h" +// Signetics refers to the various Signetics brand chips which the Apple I came with, including a character ROM, and a shift-register based video memory. + +#include"../cpu/core.h" #include"stdlib.h" const byte CharacterROM[0x40] = { @@ -10,7 +11,9 @@ const byte CharacterROM[0x40] = { '0' , '1' , '2' , '3' , '4' , '5' , '6' , '7' , '8' , '9' , ':' , ';' , '<' , '=' , '>' , '?' }; -byte* TerminalShiftRegister; +const byte* TerminalShiftRegister; + +byte* TerminalShiftRegisterPosition; int TerminalShiftRegisterOffset; |