A2osX/INC/COM.6551.I.txt
2018-11-17 18:17:13 +01:00

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NEW
PREFIX
AUTO 4,1
.LIST OFF
*--------------------------------------
* SSC/ACIA 6551 I/O
*--------------------------------------
SSC.DIPSW1 .EQ $C081 R
SSC.DIPSW2 .EQ $C082 R
SSC.DATA .EQ $C088 R,W
SSC.RESET .EQ $C089 W
SSC.STATUS .EQ $C089 R
SSC.STATUS.IRQ .EQ %10000000
SSC.STATUS.nDSR .EQ %01000000
SSC.STATUS.nDCD .EQ %00100000
SSC.STATUS.TDRE .EQ %00010000
SSC.STATUS.RDRF .EQ %00001000
SSC.STATUS.OE .EQ %00000100
SSC.STATUS.FE .EQ %00000010
SSC.STATUS.PE .EQ %00000001
SSC.CMD .EQ $C08A W
SSC.CMD.NOP .EQ %00000000
SSC.CMD.ODDP .EQ %00100000
SSC.CMD.EVENP .EQ %01100000
SSC.CMD.MARKP .EQ %10100000
SSC.CMD.SPACEP .EQ %11100000
SSC.CMD.ECHO .EQ %00010000
SSC.CMD.TBRK .EQ %00001100
SSC.CMD.TE .EQ %00001000
SSC.CMD.TEIRQ .EQ %00000100
SSC.CMD.RIRQDIS .EQ %00000010
SSC.CMD.DTR .EQ %00000001
SSC.CTL .EQ $C08B W
SSC.CTL.1S .EQ %00000000
SSC.CTL.2S .EQ %10000000
SSC.CTL.8D .EQ %00000000
SSC.CTL.7D .EQ %00100000
SSC.CTL.6D .EQ %01000000
SSC.CTL.5D .EQ %01100000
SSC.CTL.CLKINT .EQ %00010000
SSC.CTL.B16EXT .EQ %00000000
SSC.CTL.B50 .EQ %00000001
SSC.CTL.B75 .EQ %00000010
SSC.CTL.B110 .EQ %00000011
SSC.CTL.B135 .EQ %00000100
SSC.CTL.B150 .EQ %00000101
SSC.CTL.B300 .EQ %00000110
SSC.CTL.B600 .EQ %00000111
SSC.CTL.B1200 .EQ %00001000
SSC.CTL.B1800 .EQ %00001001
SSC.CTL.B2400 .EQ %00001010
SSC.CTL.B3600 .EQ %00001011
SSC.CTL.B4800 .EQ %00001100
SSC.CTL.B7200 .EQ %00001101
SSC.CTL.B9600 .EQ %00001110
SSC.CTL.B19200 .EQ %00001111
SSC.CTL.B115200 .EQ %00000000
*--------------------------------------
MAN
SAVE INC/COM.6551.I