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• OSBYTE &9B
  [[Category:OSBYTE]] OSBYTE &9B (155) - Write to Video ULA palette register and RAM copy
  668 bytes (103 words) - 09:44, 30 November 2016

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• OSBYTE &9B
  [[Category:OSBYTE]] OSBYTE &9B (155) - Write to Video ULA palette register and RAM copy
  668 bytes (103 words) - 09:44, 30 November 2016
• OSBYTEs
  [[Category:OSBYTE]] ==OSBYTE Index==
  13 KB (1,639 words) - 23:56, 9 September 2023
• VDU 19
  On a BBC/Master, VDU 19 calls the code that [[OSBYTE &9B]] calls to update
  6 KB (964 words) - 12:13, 11 February 2024
• Video ULA
  ...[[OSBYTE]] call [[OSBYTE &9A|154]] (&9A) with the new value in X. <code>[[OSBYTE &97|*FX&nbsp;151]],32,<var>n</var></code> should not be used as this does n ...write to the palette register is via [[OSBYTE]] call [[OSBYTE &9B|155]] (&9B) with the value in X. The low four bits of X should contain an ''actual col
  13 KB (2,021 words) - 21:12, 15 April 2021