Register parameters
Code Block | ||||
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IN: A = HT_RES ($01), reset hardware timer A = HT_RD ($02), read hardware timer HL = pointer to a 5 byte buffer OUT: - Registers changed after return: A.BCDEHL/IXIY same .F....../.... different IN: A = HT_MDT ($03), read monthy/date/time address OUT: Fc = 0 BHL = month, date, time address Registers changed after return: ...CDE../IXIY same AFB...HL/.... different |
Notes
Internal operating system usage.