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Commit | Line | Data |
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1 | ;page 255\r | |
2 | .z80\r | |
3 | \r | |
4 | \r | |
5 | ; iobyte:\r | |
6 | ; 0 = console on AVR-System\r | |
7 | ; 1 = console on SIO/ASCI\r | |
8 | \r | |
9 | \r | |
10 | extrn iobyte\r | |
11 | extrn ff.init,ff.i.st,ff.in\r | |
12 | extrn ff.o.st,ff.out\r | |
13 | if CPU_Z180\r | |
14 | extrn as0init,as0ista,as0inp,as0osta,as0out\r | |
15 | extrn as1init,as1ista,as1inp,as1osta,as1out\r | |
16 | else\r | |
17 | extrn ser.init,ser.ist,ser.in,ser.ost,ser.out\r | |
18 | endif\r | |
19 | \r | |
20 | public charini\r | |
21 | public ?const,?conin\r | |
22 | public ?conos,?cono\r | |
23 | \r | |
24 | include config.inc\r | |
25 | if CPU_Z180\r | |
26 | include z180reg.inc\r | |
27 | endif\r | |
28 | \r | |
29 | cseg\r | |
30 | \r | |
31 | if CPU_Z180\r | |
32 | charini:\r | |
33 | call ff.init\r | |
34 | call as0init\r | |
35 | jp as1init\r | |
36 | \r | |
37 | ?const:\r | |
38 | ld a,(iobyte)\r | |
39 | and 03h\r | |
40 | jp z,ff.i.st\r | |
41 | dec a\r | |
42 | jp z,as0ista\r | |
43 | dec a\r | |
44 | jp z,as1ista\r | |
45 | jr nullstatus\r | |
46 | \r | |
47 | ?conin:\r | |
48 | ld a,(iobyte)\r | |
49 | and 03h\r | |
50 | jp z,ff.in\r | |
51 | dec a\r | |
52 | jp z,as0inp\r | |
53 | dec a\r | |
54 | jp z,as1inp\r | |
55 | jr nullinput\r | |
56 | \r | |
57 | ?conos:\r | |
58 | ld a,(iobyte)\r | |
59 | and 03h\r | |
60 | jp z,ff.o.st\r | |
61 | dec a\r | |
62 | jp z,as0osta\r | |
63 | dec a\r | |
64 | jp z,as1osta\r | |
65 | jr rettrue\r | |
66 | \r | |
67 | ?cono:\r | |
68 | ld a,(iobyte)\r | |
69 | and 03h\r | |
70 | jp z,ff.out\r | |
71 | dec a\r | |
72 | jp z,as0out\r | |
73 | dec a\r | |
74 | jp z,as1out\r | |
75 | jr nulloutput\r | |
76 | \r | |
77 | else\r | |
78 | \r | |
79 | charini:\r | |
80 | call ff.init\r | |
81 | ld c,0\r | |
82 | call ser.init\r | |
83 | ld c,1\r | |
84 | jp ser.init\r | |
85 | \r | |
86 | ?const:\r | |
87 | ld a,(iobyte)\r | |
88 | and 03h\r | |
89 | jp z,ff.i.st\r | |
90 | dec a\r | |
91 | ld b,a\r | |
92 | jp ser.ist\r | |
93 | \r | |
94 | ?conin:\r | |
95 | ld a,(iobyte)\r | |
96 | and 03h\r | |
97 | jp z,ff.in\r | |
98 | dec a\r | |
99 | ld b,a\r | |
100 | jp ser.in\r | |
101 | \r | |
102 | ?conos:\r | |
103 | ld a,(iobyte)\r | |
104 | and 03h\r | |
105 | jp z,ff.o.st\r | |
106 | dec a\r | |
107 | ld b,a\r | |
108 | jp ser.ost\r | |
109 | \r | |
110 | ?cono:\r | |
111 | ld a,(iobyte)\r | |
112 | and 03h\r | |
113 | jp z,ff.out\r | |
114 | dec a\r | |
115 | ld b,a\r | |
116 | jp ser.out\r | |
117 | endif\r | |
118 | \r | |
119 | \r | |
120 | nullinput:\r | |
121 | ld a,1Ah\r | |
122 | ret\r | |
123 | \r | |
124 | nulloutput:\r | |
125 | ld a,c\r | |
126 | ret\r | |
127 | \r | |
128 | rettrue:\r | |
129 | or 0FFh\r | |
130 | ret\r | |
131 | \r | |
132 | nullstatus:\r | |
133 | xor a\r | |
134 | ret\r | |
135 | \r | |
136 | end\r | |
137 | \r |