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  • ...f the JEDEC pinout and interface, and the interface to the TMS 5220 speech synthesiser respectively. ...tes the read and branch in firmware instead of sending this command to the speech processor.)
    15 KB (2,457 words) - 18:25, 27 March 2023
  • ...devices, such as the [[keyboard]], [[76489]] [[PSG]] and [[5220]] [[speech synthesiser]], are too slow to hold up the I/O bus or to deserve memory mapped addresse
    2 KB (347 words) - 20:12, 8 March 2015