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Diffstat (limited to 'src/devices/sound/votrax.h')
-rw-r--r--src/devices/sound/votrax.h18
1 files changed, 14 insertions, 4 deletions
diff --git a/src/devices/sound/votrax.h b/src/devices/sound/votrax.h
index 19d98ca1da7..900d1f218b9 100644
--- a/src/devices/sound/votrax.h
+++ b/src/devices/sound/votrax.h
@@ -17,8 +17,6 @@ class votrax_sc01_device : public device_t,
public device_sound_interface
{
public:
- static constexpr feature_type imperfect_features() { return feature::SOUND; }
-
// construction/destruction
votrax_sc01_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
@@ -26,19 +24,22 @@ public:
void write(uint8_t data);
void inflection_w(uint8_t data);
- DECLARE_READ_LINE_MEMBER(request) { m_stream->update(); return m_ar_state; }
+ int request() { m_stream->update(); return m_ar_state; }
protected:
+ // overridable type for subclass
+ votrax_sc01_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
// device-level overrides
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_clock_changed() override;
- virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
// device_sound_interface overrides
virtual void sound_stream_update(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs) override;
+ TIMER_CALLBACK_MEMBER(phone_tick);
+
private:
// Possible timer parameters
enum {
@@ -180,6 +181,14 @@ private:
stream_buffer::sample_t analog_calc(); // Compute one more sample
};
+class votrax_sc01a_device : public votrax_sc01_device
+{
+public:
+ votrax_sc01a_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+protected:
+ // device-level overrides
+ virtual const tiny_rom_entry *device_rom_region() const override;
+};
//**************************************************************************
// GLOBAL VARIABLES
@@ -187,5 +196,6 @@ private:
// device type definition
DECLARE_DEVICE_TYPE(VOTRAX_SC01, votrax_sc01_device)
+DECLARE_DEVICE_TYPE(VOTRAX_SC01A, votrax_sc01a_device)
#endif // MAME_SOUND_VOTRAX_H