On Sat, 8 Oct 2022, Paul Kimpel wrote:
modify a lot of the software. Timing dependencies aside, G-15 instructions didn't have addresses -- they had "timing numbers" that effectively told the hardware how long to wait before reading or writing a word on the drum.
Oh really, that is then similar to the addressing scheme of the Diehl Combitron (a marvellous design by Stanley Frankel).
Christian
