Register parameters
RST 20H, DEFW $4009
IN: BDE = pointer to extended address (B = 0 -> DE is local) A = character to write OUT: Fc = 0 Registers changed after return: A.BCDEHL/IXIY same .F....../.... different
Related calls
GN_Cme, compare null-terminated strings, one local, one extendedÂ
GN_Rbe, read byte at extended addressÂ
OS_Bde, copy bytes to extended addressÂ
OS_Bhl, copy bytes from extended address