diff options
Diffstat (limited to 'src/devices/bus/intellec4/tapereader.h')
-rw-r--r-- | src/devices/bus/intellec4/tapereader.h | 53 |
1 files changed, 1 insertions, 52 deletions
diff --git a/src/devices/bus/intellec4/tapereader.h b/src/devices/bus/intellec4/tapereader.h index 963bf2ae404..64baeb996ca 100644 --- a/src/devices/bus/intellec4/tapereader.h +++ b/src/devices/bus/intellec4/tapereader.h @@ -1,17 +1,5 @@ // license:BSD-3-Clause // copyright-holders:Vas Crabb -/* -imm4-90 High-Speed Paper Tape Reader - -The monitor PROM has support for loading BNPF or Intel HEX from this -device (use J command to select it), but it doesn't appear in any -catalogues or manuals I've seen. Apparently it was announced in -Computerworld. - -In practice you needed a GPIO card (e.g. an imm4-60 or imm4-22) to talk -to the paper taper reader. To simplify configuration we emulate the I/O -interface and paper tape reader as a single device. -*/ #ifndef MAME_BUS_INTELLEC4_TAPEREADER_H #define MAME_BUS_INTELLEC4_TAPEREADER_H @@ -19,45 +7,6 @@ interface and paper tape reader as a single device. #include "intellec4.h" -namespace bus::intellec4 { - -class imm4_90_device : public device_t, public device_univ_card_interface, public device_image_interface -{ -public: - imm4_90_device(machine_config const &mconfig, char const *tag, device_t *owner, u32 clock); - - virtual image_init_result call_load() override; - virtual void call_unload() override; - - virtual iodevice_t image_type() const noexcept override { return IO_PUNCHTAPE; } - virtual bool is_readable() const noexcept override { return true; } - virtual bool is_writeable() const noexcept override { return false; } - virtual bool is_creatable() const noexcept override { return false; } - virtual bool must_be_loaded() const noexcept override { return false; } - virtual bool is_reset_on_load() const noexcept override { return false; } - virtual char const *file_extensions() const noexcept override { return "bnpf,hex,lst,txt"; } - -protected: - virtual void device_start() override; - -private: - u8 rom4_in() { return m_ready ? 0x07U : 0x0fU; } - u8 rom6_in() { return ~m_data & 0x0fU; } - u8 rom7_in() { return (~m_data >> 4) & 0x0fU; } - void rom4_out(u8 data) { advance(BIT(data, 3)); } - DECLARE_WRITE_LINE_MEMBER(advance); - TIMER_CALLBACK_MEMBER(step); - - emu_timer *m_step_timer; - - u8 m_data; - bool m_ready; - bool m_advance; - bool m_stepping; -}; - -} // namespace bus::intellec4 - -DECLARE_DEVICE_TYPE_NS(INTELLEC4_TAPE_READER, bus::intellec4, imm4_90_device) +DECLARE_DEVICE_TYPE_NS(INTELLEC4_TAPE_READER, bus::intellec4, device_univ_card_interface) #endif // MAME_BUS_INTELLEC4_TAPEREADER_H |