Acorn Computers BBC Micro Model B w/8271 — Acorn BBC Micro Model B w/8271 User Guide Manual PDF

133 Graphics codes It is possible to calculate the code for any particular graphics shape in the following way. Each of the six cells is represented by a specific code number: In addition you should add in 32 + 128 (ie 160). For example the ASCII code for is 2 + 8 + 16 + 32 + 128 = 186. Making a large shape In the next chapter you can see how to use user defined characters to draw a space ship. By way of comparison, a similar but cruder space ship can be made in Teletext mode. Here is the design and the code number for each graphic character: 1 2 4 8 16 64