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minor comments updates (nw)

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This commit is contained in:
Lord-Nightmare 2016-02-22 18:38:28 -05:00
parent 59e3b14c18
commit d25dd17563
2 changed files with 5 additions and 3 deletions
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4
src/mame/drivers/vt100.cpp
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@ -424,7 +424,7 @@ static MACHINE_CONFIG_START( vt100, vt100_state )
MCFG_VT_VIDEO_RAM_CALLBACK(READ8(vt100_state, vt100_read_video_ram_r)) MCFG_VT_VIDEO_RAM_CALLBACK(READ8(vt100_state, vt100_read_video_ram_r))
MCFG_VT_VIDEO_CLEAR_VIDEO_INTERRUPT_CALLBACK(WRITELINE(vt100_state, vt100_clear_video_interrupt)) MCFG_VT_VIDEO_CLEAR_VIDEO_INTERRUPT_CALLBACK(WRITELINE(vt100_state, vt100_clear_video_interrupt))
MCFG_DEVICE_ADD("i8251", I8251, 0) MCFG_DEVICE_ADD("i8251", I8251, 0) // 2.7648Mhz phi-clock (not used for tx clock or rx clock?)
MCFG_I8251_TXD_HANDLER(DEVWRITELINE(RS232_TAG, rs232_port_device, write_txd)) MCFG_I8251_TXD_HANDLER(DEVWRITELINE(RS232_TAG, rs232_port_device, write_txd))
MCFG_I8251_DTR_HANDLER(DEVWRITELINE(RS232_TAG, rs232_port_device, write_dtr)) MCFG_I8251_DTR_HANDLER(DEVWRITELINE(RS232_TAG, rs232_port_device, write_dtr))
MCFG_I8251_RTS_HANDLER(DEVWRITELINE(RS232_TAG, rs232_port_device, write_rts)) MCFG_I8251_RTS_HANDLER(DEVWRITELINE(RS232_TAG, rs232_port_device, write_rts))
@ -433,7 +433,7 @@ static MACHINE_CONFIG_START( vt100, vt100_state )
MCFG_RS232_RXD_HANDLER(DEVWRITELINE("i8251", i8251_device, write_rxd)) MCFG_RS232_RXD_HANDLER(DEVWRITELINE("i8251", i8251_device, write_rxd))
MCFG_RS232_DSR_HANDLER(DEVWRITELINE("i8251", i8251_device, write_dsr)) MCFG_RS232_DSR_HANDLER(DEVWRITELINE("i8251", i8251_device, write_dsr))
MCFG_DEVICE_ADD(COM5016T_TAG, COM8116, XTAL_5_0688MHz) MCFG_DEVICE_ADD(COM5016T_TAG, COM8116, XTAL_5_0688MHz/*XTAL_24_8832MHz / 9*/) // COM5016T-013, 2.7648Mhz Clock, currently hacked wrongly
MCFG_COM8116_FR_HANDLER(DEVWRITELINE("i8251", i8251_device, write_rxc)) MCFG_COM8116_FR_HANDLER(DEVWRITELINE("i8251", i8251_device, write_rxc))
MCFG_COM8116_FT_HANDLER(DEVWRITELINE("i8251", i8251_device, write_txc)) MCFG_COM8116_FT_HANDLER(DEVWRITELINE("i8251", i8251_device, write_txc))

4
src/mame/machine/trs80.cpp
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@ -420,7 +420,9 @@ WRITE8_MEMBER( trs80_state::trs80m4_e9_w )
CCh 4800 CCh 4800
DDh 7200 DDh 7200
EEh 9600 EEh 9600
FFh 19200 */ FFh 19200
Note: this may be a COM5016 dual baud rate generator, or may be an equivalent circuit embedded in the gate array ASIC on the trs80 model 4
*/
static const int baud_clock[]={ 800, 1200, 1760, 2152, 2400, 4800, 9600, 19200, 28800, 32000, 38400, 57600, 76800, 115200, 153600, 307200 }; static const int baud_clock[]={ 800, 1200, 1760, 2152, 2400, 4800, 9600, 19200, 28800, 32000, 38400, 57600, 76800, 115200, 153600, 307200 };
m_ay31015->set_receiver_clock(baud_clock[data & 0x0f]); m_ay31015->set_receiver_clock(baud_clock[data & 0x0f]);