diff options
Diffstat (limited to 'src/apple.c')
| -rw-r--r-- | src/apple.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/apple.c b/src/apple.c index 5ef87f6..5877bc8 100644 --- a/src/apple.c +++ b/src/apple.c @@ -62,18 +62,20 @@ void AppleReset(){ Memory = calloc(MEMORY_SIZE, sizeof(byte)); } + +//byte KBD_CR_val; + byte GetMemory(address x){ switch(x) { - // The keyboard does not act precisely as the real hardware, because there is no need to wait for the keyboard. - // So KBD_CR and DSP always return a high high-order bit, and when the keyboard data is requested it will wait for UserInput() to finish. + // The keyboard does not act precisely as the real hardware, because there is no need to wait for the keyboard. case KBD: char c = -1; while(c == -1) c = UserInput(); return 0b10000000 | c; case KBD_CR: - return 0b10000000; + return 0b10100111; case DSP: return 0b00000000; } @@ -84,13 +86,15 @@ byte GetMemory(address x){ if (x < MEMORY_SIZE) return Memory[x]; - + return -1; } void SetMemory(address x, byte y){ switch(x) { + //case KBD_CR: + //KBD_CR_val = x; case DSP: if (y & 0x80) DisplayInput(y); |