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lxd MAME Fan Reged: 02/27/14 Posts: 25 Send PM How to send serial for once 2 bytes to CPU i8051? 04/16/14 07:39 PM Reply It would lost the first byte. What shall I do? m_maincpu->i8051_set_serial_rx_callback(read8_delegate(FUNC(bigmario_state::data_to_i8031),this)); READ8_MEMBER(bigmario_state::data_to_i8031) { return m_serial_data_in; } THE OTHER PLACE: m_serial_data_in = 0x01; m_maincpu->set_input_line(MCS51_RX_LINE, ASSERT_LINE); //MCS51_RX_LINE P3.0: Serial Port Receive Line m_maincpu->set_input_line(MCS51_RX_LINE, CLEAR_LINE); m_serial_data_in = 0x02; m_maincpu->set_input_line(MCS51_RX_LINE, ASSERT_LINE); //MCS51_RX_LINE P3.0: Serial Port Receive Line m_maincpu->set_input_line(MCS51_RX_LINE, CLEAR_LINE);

Entire thread Subject Posted by Posted on How to send serial for once 2 bytes to CPU i8051? lxd 04/16/14 07:39 PM Re: How to send serial for once 2 bytes to CPU i8051? lxd  04/17/14 05:45 PM Re: How to send serial for once 2 bytes to CPU i8051? Roberto Fresca  04/19/14 03:45 AM Re: How to send serial for once 2 bytes to CPU i8051? lxd  04/20/14 06:57 AM Re: How to send serial for once 2 bytes to CPU i8051? lxd  04/20/14 06:58 AM Re: How to send serial for once 2 bytes to CPU i8051? Stiletto  04/19/14 04:59 AM

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