source/src/vm/mz80k/mz80aif.cpp

   1 /*
   2         SHARP MZ-80A Emulator 'EmuZ-80A'
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2006.12.04 -
   6
   7         Modify : Hideki Suga
   8         Date   : 2014.12.30 -
   9
  10         [ MZ-80AIF ]
  11 */
  12
  13 #include "mz80aif.h"
  14 #include "../mb8877.h"
  15
  16 void MZ80AIF::write_io8(uint32_t addr, uint32_t data)
  17 {
  18         switch(addr & 0xff) {
  19         case 0xdc:
  20                 // drive reg
  21                 d_fdc->write_signal(SIG_MB8877_DRIVEREG, data, 3);
  22                 d_fdc->write_signal(SIG_MB8877_MOTOR, data, 0x80);
  23                 break;
  24         case 0xdd:
  25                 // side reg
  26                 d_fdc->write_signal(SIG_MB8877_SIDEREG, data, 1);
  27                 break;
  28         }
  29 }
  30