diff options
Diffstat (limited to 'src/devices/machine/msm6200.h')
-rw-r--r-- | src/devices/machine/msm6200.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/devices/machine/msm6200.h b/src/devices/machine/msm6200.h index 758cc929392..584511fb808 100644 --- a/src/devices/machine/msm6200.h +++ b/src/devices/machine/msm6200.h @@ -24,11 +24,17 @@ protected: virtual void device_reset() override ATTR_COLD; private: + static constexpr unsigned TIMER_RATE = 256; // arbitrary + + TIMER_CALLBACK_MEMBER(scan_timer); + optional_ioport_array<38> m_keys; optional_ioport m_velocity; devcb_write_line m_irq_cb; + emu_timer *m_timer; + u8 m_cmd, m_row, m_key_data; u8 m_key_state; u8 m_last_state[38]; |