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| author | Jan Tuomi <jans.tuomi@gmail.com> | 2023-11-03 16:25:11 +0200 |
|---|---|---|
| committer | Jan Tuomi <jans.tuomi@gmail.com> | 2023-11-03 16:25:11 +0200 |
| commit | 83d1392c0fd1bcdddb8b63cc8b2156f9ac7fa80b (patch) | |
| tree | 1e53c87b6a0a4dda341fa8d6a4712c60519ea441 /src/charmem.py | |
| parent | d956f3841ad867d631fbe2324cb6e280bc9b2a66 (diff) | |
Start copying IBM CGA 8x8 charset, wip memory mapped text memory
Diffstat (limited to 'src/charmem.py')
| -rw-r--r-- | src/charmem.py | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/charmem.py b/src/charmem.py index 25eeec9..9b19864 100644 --- a/src/charmem.py +++ b/src/charmem.py @@ -21,7 +21,7 @@ header_chars = lines[0] charset: list[list[str]] = [] CHAR_HEIGHT_BITS = 3 CHAR_HEIGHT = 2 ** CHAR_HEIGHT_BITS -CHAR_WIDTH = 5 +CHAR_WIDTH = 8 i = CHAR_HEIGHT while i < len(lines): @@ -34,11 +34,12 @@ while i < len(lines): CHAR_N = len(charset) TOTAL_BYTEARRAY_SIZE = CHAR_N * CHAR_HEIGHT -print("TOTAL_BYTEARRAY_SIZE:", TOTAL_BYTEARRAY_SIZE) def string_to_byte(input_string: str): # Replace spaces with '0' and '#' with '1' - binary_string = input_string.replace(' ', '0').replace('#', '1') + "000" + binary_string = input_string.replace(' ', '0').replace('█', '1') + + assert(len(input_string) == CHAR_WIDTH) # Check if the string contains only '0' or '1' if not all(c in '01' for c in binary_string): |