Geoff MacDonald

Microtan technical reference

Character sets

The Microtan ASCII and 2×4 chunky-graphics character sets.

ASCII characters

CodesCharacters
00–0FASCII characters 00 to 0F
10–1FASCII characters 10 to 1F
20–2FASCII characters 20 to 2F
30–3FASCII characters 30 to 3F
40–4FASCII characters 40 to 4F
50–5FASCII characters 50 to 5F
60–6FASCII characters 60 to 6F
70–7FASCII characters 70 to 7F

Characters 80–FF repeat characters 00–7F.

Chunky graphics

Chunky-graphics characters are made from a 2×4 block. A pixel within the block is set when the corresponding bit of the character code is one. The bits are arranged as follows:

Bit positions within a chunky-graphics character
01
23
45
67
CodesChunky-graphics patterns
00–0FChunky-graphics characters 00 to 0F
10–1FChunky-graphics characters 10 to 1F
20–2FChunky-graphics characters 20 to 2F
30–3FChunky-graphics characters 30 to 3F
40–4FChunky-graphics characters 40 to 4F
50–5FChunky-graphics characters 50 to 5F
60–6FChunky-graphics characters 60 to 6F
70–7FChunky-graphics characters 70 to 7F
80–8FChunky-graphics characters 80 to 8F
90–9FChunky-graphics characters 90 to 9F
A0–AFChunky-graphics characters A0 to AF
B0–BFChunky-graphics characters B0 to BF
C0–CFChunky-graphics characters C0 to CF
D0–DFChunky-graphics characters D0 to DF
E0–EFChunky-graphics characters E0 to EF
F0–FFChunky-graphics characters F0 to FF

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