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Diffstat (limited to 'src/devices/bus/rs232/terminal.h')
-rw-r--r-- | src/devices/bus/rs232/terminal.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/devices/bus/rs232/terminal.h b/src/devices/bus/rs232/terminal.h new file mode 100644 index 00000000000..d2c92be9920 --- /dev/null +++ b/src/devices/bus/rs232/terminal.h @@ -0,0 +1,46 @@ +// license:BSD-3-Clause +// copyright-holders:smf +#ifndef __RS232_TERMINAL_H__ +#define __RS232_TERMINAL_H__ + +#include "rs232.h" +#include "machine/terminal.h" + + +class serial_terminal_device : public generic_terminal_device, + public device_serial_interface, + public device_rs232_port_interface +{ +public: + serial_terminal_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + virtual DECLARE_WRITE_LINE_MEMBER( input_txd ) { device_serial_interface::rx_w(state); } + + DECLARE_WRITE_LINE_MEMBER(update_serial); + +protected: + virtual ioport_constructor device_input_ports() const; + virtual void device_start(); + virtual void device_reset(); + virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr); + + virtual void tra_callback(); + virtual void tra_complete(); + virtual void rcv_complete(); + virtual void send_key(UINT8 code); + +private: + required_ioport m_rs232_txbaud; + required_ioport m_rs232_rxbaud; + required_ioport m_rs232_startbits; + required_ioport m_rs232_databits; + required_ioport m_rs232_parity; + required_ioport m_rs232_stopbits; + + UINT8 m_curr_key; + bool m_key_valid; +}; + +extern const device_type SERIAL_TERMINAL; + +#endif /* __RS232_TERMINAL_H__ */ |