diff options
Diffstat (limited to 'src/mess/machine/c2031.c')
-rw-r--r-- | src/mess/machine/c2031.c | 166 |
1 files changed, 83 insertions, 83 deletions
diff --git a/src/mess/machine/c2031.c b/src/mess/machine/c2031.c index 06aadb6939e..e65071c405e 100644 --- a/src/mess/machine/c2031.c +++ b/src/mess/machine/c2031.c @@ -17,10 +17,10 @@ // MACROS / CONSTANTS //************************************************************************** -#define M6502_TAG "ucd5" -#define M6522_0_TAG "uab1" -#define M6522_1_TAG "ucd4" -#define C64H156_TAG "64h156" +#define M6502_TAG "ucd5" +#define M6522_0_TAG "uab1" +#define M6522_1_TAG "ucd4" +#define C64H156_TAG "64h156" enum @@ -86,18 +86,18 @@ READ8_MEMBER( c2031_device::via0_pa_r ) { /* - bit description + bit description - PA0 DI0 - PA1 DI1 - PA2 DI2 - PA3 DI3 - PA4 DI4 - PA5 DI5 - PA6 DI6 - PA7 DI7 + PA0 DI0 + PA1 DI1 + PA2 DI2 + PA3 DI3 + PA4 DI4 + PA5 DI5 + PA6 DI6 + PA7 DI7 - */ + */ return m_bus->dio_r(); } @@ -106,18 +106,18 @@ WRITE8_MEMBER( c2031_device::via0_pa_w ) { /* - bit description + bit description - PA0 DI0 - PA1 DI1 - PA2 DI2 - PA3 DI3 - PA4 DI4 - PA5 DI5 - PA6 DI6 - PA7 DI7 + PA0 DI0 + PA1 DI1 + PA2 DI2 + PA3 DI3 + PA4 DI4 + PA5 DI5 + PA6 DI6 + PA7 DI7 - */ + */ m_bus->dio_w(this, data); } @@ -126,18 +126,18 @@ READ8_MEMBER( c2031_device::via0_pb_r ) { /* - bit description + bit description - PB0 ATNA - PB1 NRFD - PB2 NDAC - PB3 EOI - PB4 T/_R - PB5 HD SEL - PB6 DAV - PB7 _ATN + PB0 ATNA + PB1 NRFD + PB2 NDAC + PB3 EOI + PB4 T/_R + PB5 HD SEL + PB6 DAV + PB7 _ATN - */ + */ UINT8 data = 0; @@ -163,18 +163,18 @@ WRITE8_MEMBER( c2031_device::via0_pb_w ) { /* - bit description + bit description - PB0 ATNA - PB1 NRFD - PB2 NDAC - PB3 EOI - PB4 T/_R - PB5 HD SEL - PB6 DAV - PB7 _ATN + PB0 ATNA + PB1 NRFD + PB2 NDAC + PB3 EOI + PB4 T/_R + PB5 HD SEL + PB6 DAV + PB7 _ATN - */ + */ int atna = BIT(data, 0); int nrfd = BIT(data, 1); @@ -251,18 +251,18 @@ READ8_MEMBER( c2031_device::via1_pb_r ) { /* - bit signal description + bit signal description - PB0 - PB1 - PB2 - PB3 - PB4 WPS write protect sense - PB5 - PB6 - PB7 SYNC SYNC detect line + PB0 + PB1 + PB2 + PB3 + PB4 WPS write protect sense + PB5 + PB6 + PB7 SYNC SYNC detect line - */ + */ UINT8 data = 0; @@ -279,18 +279,18 @@ WRITE8_MEMBER( c2031_device::via1_pb_w ) { /* - bit signal description + bit signal description - PB0 STP0 stepping motor bit 0 - PB1 STP1 stepping motor bit 1 - PB2 MTR motor ON/OFF - PB3 ACT drive 0 LED - PB4 - PB5 DS0 density select 0 - PB6 DS1 density select 1 - PB7 SYNC SYNC detect line + PB0 STP0 stepping motor bit 0 + PB1 STP1 stepping motor bit 1 + PB2 MTR motor ON/OFF + PB3 ACT drive 0 LED + PB4 + PB5 DS0 density select 0 + PB6 DS1 density select 1 + PB7 SYNC SYNC detect line - */ + */ // spindle motor m_ga->mtr_w(BIT(data, 2)); @@ -387,10 +387,10 @@ inline int c2031_device::get_device_number() switch (m_address) { - case 8: state = (m_atna && m_nrfd_out); break; - case 9: state = m_nrfd_out; break; - case 10: state = m_atna; break; - case 11: state = 1; break; + case 8: state = (m_atna && m_nrfd_out); break; + case 9: state = m_nrfd_out; break; + case 10: state = m_atna; break; + case 11: state = 1; break; } return state; @@ -407,18 +407,18 @@ inline int c2031_device::get_device_number() //------------------------------------------------- c2031_device::c2031_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) - : device_t(mconfig, C2031, "C2031", tag, owner, clock), - device_ieee488_interface(mconfig, *this), - m_maincpu(*this, M6502_TAG), - m_via0(*this, M6522_0_TAG), - m_via1(*this, M6522_1_TAG), - m_ga(*this, C64H156_TAG), - m_image(*this, FLOPPY_0), - m_nrfd_out(1), - m_ndac_out(1), - m_atna(1), - m_via0_irq(0), - m_via1_irq(0) + : device_t(mconfig, C2031, "C2031", tag, owner, clock), + device_ieee488_interface(mconfig, *this), + m_maincpu(*this, M6502_TAG), + m_via0(*this, M6522_0_TAG), + m_via1(*this, M6522_1_TAG), + m_ga(*this, C64H156_TAG), + m_image(*this, FLOPPY_0), + m_nrfd_out(1), + m_ndac_out(1), + m_atna(1), + m_via0_irq(0), + m_via1_irq(0) { } @@ -447,10 +447,10 @@ void c2031_device::device_start() void c2031_device::device_reset() { - m_maincpu->reset(); + m_maincpu->reset(); - m_via0->reset(); - m_via1->reset(); + m_via0->reset(); + m_via1->reset(); } |