diff options
author | Miodrag Milanovic <mmicko@gmail.com> | 2014-10-28 09:02:23 +0100 |
---|---|---|
committer | Miodrag Milanovic <mmicko@gmail.com> | 2014-10-28 09:02:23 +0100 |
commit | 7c97788e2fea21f336cdaeb5bf1ab4ae83951a1a (patch) | |
tree | 202af49fc1afb5791a0c100eda5980cacbc94462 | |
parent | fc74c025939cce07d18c1c7a80556a6aa67fc0d4 (diff) |
line endings (nw)
-rw-r--r-- | src/mess/machine/coco.c | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/src/mess/machine/coco.c b/src/mess/machine/coco.c index 65b438ef1e5..d701d4f8baf 100644 --- a/src/mess/machine/coco.c +++ b/src/mess/machine/coco.c @@ -678,29 +678,29 @@ void coco_state::update_sound(void) */ UINT8 single_bit_sound = (m_pia_1->b_output() & 0x02) ? 0x80 : 0x00; - /* determine the sound mux status */
- soundmux_status_t status = soundmux_status();
-
- /* the SC77526 DAC chip internally biases the AC-coupled sound inputs for Cassette and Cartridge at the midpoint of the 3.9v output range */
- bool bCassSoundEnable = (status == (SOUNDMUX_ENABLE | SOUNDMUX_SEL1));
- bool bCartSoundEnable = (status == (SOUNDMUX_ENABLE | SOUNDMUX_SEL2));
- UINT8 cassette_sound = (bCassSoundEnable ? 0x40 : 0);
- UINT8 cart_sound = (bCartSoundEnable ? 0x40 : 0);
-
- /* determine the value to send to the DAC */
- m_dac_output = (m_pia_1->a_output() & 0xFC) >> 2;
- UINT8 dac_sound = (status == SOUNDMUX_ENABLE ? m_dac_output << 1 : 0);
- m_dac->write_unsigned8(single_bit_sound + dac_sound + cassette_sound + cart_sound);
-
- /* determine the cassette sound status */
- cassette_state cas_sound = bCassSoundEnable ? CASSETTE_SPEAKER_ENABLED : CASSETTE_SPEAKER_MUTED;
- m_cassette->change_state(cas_sound, CASSETTE_MASK_SPEAKER);
-
- /* determine the cartridge sound status */
- m_cococart->cart_set_line(COCOCART_LINE_SOUND_ENABLE, bCartSoundEnable ? COCOCART_LINE_VALUE_ASSERT : COCOCART_LINE_VALUE_CLEAR);
-}
-
-
+ /* determine the sound mux status */ + soundmux_status_t status = soundmux_status(); + + /* the SC77526 DAC chip internally biases the AC-coupled sound inputs for Cassette and Cartridge at the midpoint of the 3.9v output range */ + bool bCassSoundEnable = (status == (SOUNDMUX_ENABLE | SOUNDMUX_SEL1)); + bool bCartSoundEnable = (status == (SOUNDMUX_ENABLE | SOUNDMUX_SEL2)); + UINT8 cassette_sound = (bCassSoundEnable ? 0x40 : 0); + UINT8 cart_sound = (bCartSoundEnable ? 0x40 : 0); + + /* determine the value to send to the DAC */ + m_dac_output = (m_pia_1->a_output() & 0xFC) >> 2; + UINT8 dac_sound = (status == SOUNDMUX_ENABLE ? m_dac_output << 1 : 0); + m_dac->write_unsigned8(single_bit_sound + dac_sound + cassette_sound + cart_sound); + + /* determine the cassette sound status */ + cassette_state cas_sound = bCassSoundEnable ? CASSETTE_SPEAKER_ENABLED : CASSETTE_SPEAKER_MUTED; + m_cassette->change_state(cas_sound, CASSETTE_MASK_SPEAKER); + + /* determine the cartridge sound status */ + m_cococart->cart_set_line(COCOCART_LINE_SOUND_ENABLE, bCartSoundEnable ? COCOCART_LINE_VALUE_ASSERT : COCOCART_LINE_VALUE_CLEAR); +} + + //------------------------------------------------- // joystick_type - returns the type of joystick |