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https://github.com/holub/mame
synced 2025-07-07 19:03:29 +03:00
bw12: add motor off delay (nw)
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parent
248eb9a412
commit
6a42b2e152
@ -73,41 +73,16 @@ void bw12_state::bankswitch()
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membank("bank1")->set_entry(m_bank);
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}
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void bw12_state::floppy_motor_off()
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TIMER_DEVICE_CALLBACK_MEMBER(bw12_state::floppy_motor_off_tick)
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{
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if (m_motor0 || m_motor1)
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return;
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m_floppy0->mon_w(1);
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m_floppy1->mon_w(1);
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m_motor_on = 0;
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}
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TIMER_DEVICE_CALLBACK_MEMBER(bw12_state::floppy_motor_off_tick)
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{
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floppy_motor_off();
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}
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void bw12_state::set_floppy_motor_off_timer()
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{
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if (m_motor0 || m_motor1)
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{
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m_motor_on = 1;
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m_floppy_timer->enable(false);
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}
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else
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{
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/* trigger floppy motor off NE556 timer */
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/*
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R18 = RES_K(100)
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C11 = CAP_U(4.7)
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*/
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//m_floppy_timer->adjust(attotime::zero);
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floppy_motor_off();
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}
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}
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void bw12_state::write_ls259(int address, int data)
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{
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switch (address)
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@ -145,10 +120,16 @@ void bw12_state::write_ls259(int address, int data)
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break;
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}
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m_motor_on = m_motor0 || m_motor1;
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m_floppy0->mon_w(!m_motor_on);
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m_floppy1->mon_w(!m_motor_on);
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if (m_motor0 || m_motor1)
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{
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m_motor_on = 1;
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m_floppy0->mon_w(0);
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m_floppy1->mon_w(0);
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m_floppy_timer->adjust(attotime::never);
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}
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else
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m_floppy_timer->adjust(attotime::from_msec(170));
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}
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WRITE8_MEMBER( bw12_state::ls259_w )
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@ -62,8 +62,6 @@ public:
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{ }
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void bankswitch();
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void floppy_motor_off();
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void set_floppy_motor_off_timer();
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void write_ls259(int address, int data);
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DECLARE_READ8_MEMBER( ls259_r );
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