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696ded12 1-- VHDL model created from schematic fifo_control.sch -- Jan 09 09:34:17 2007
2
3
4
5LIBRARY ieee;
6
7USE ieee.std_logic_1164.ALL;
8USE ieee.numeric_std.ALL;
9
10
11entity FIFO_CONTROL is
12 Port ( FIFO_RDn : In std_logic;
13 FLAG_IN_0 : In std_logic;
14 FLAG_IN_4 : In std_logic;
15 HOLD : In std_logic;
16 KONST_1 : In std_logic;
17 PCI_CLOCK : In std_logic;
18 PSC_ENABLE : In std_logic;
19 R_EFn : In std_logic;
20 R_FFn : In std_logic;
21 R_HFn : In std_logic;
22 RESET : In std_logic;
23 S_EFn : In std_logic;
24 S_FFn : In std_logic;
25 S_FIFO_Q_OUT : In std_logic_vector (7 downto 0);
26 S_HFn : In std_logic;
27 SERIAL_IN : In std_logic;
28 SPC_ENABLE : In std_logic;
29 SPC_RDY_IN : In std_logic;
30 WRITE_XX1_0 : In std_logic;
31 R_ERROR : Out std_logic;
32 R_FIFO_D_IN : Out std_logic_vector (7 downto 0);
33 R_FIFO_READn : Out std_logic;
34 R_FIFO_RESETn : Out std_logic;
35 R_FIFO_RETRANSMITn : Out std_logic;
36 R_FIFO_WRITEn : Out std_logic;
37 RESERVE : Out std_logic;
38 S_ERROR : Out std_logic;
39 S_FIFO_READn : Out std_logic;
40 S_FIFO_RESETn : Out std_logic;
41 S_FIFO_RETRANSMITn : Out std_logic;
42 S_FIFO_WRITEn : Out std_logic;
43 SERIAL_OUT : Out std_logic;
44 SPC_RDY_OUT : Out std_logic;
45 SR_ERROR : Out std_logic;
46 SYNC_FLAG : Out std_logic_vector (7 downto 0));
47end FIFO_CONTROL;
48
49architecture SCHEMATIC of FIFO_CONTROL is
50
51 SIGNAL gnd : std_logic := '0';
52 SIGNAL vcc : std_logic := '1';
53
54 signal XXXR_FIFO_WRITEn : std_logic;
55 signal XXXS_FIFO_READn : std_logic;
56 signal SYNC_FLAG_DUMMY : std_logic_vector (7 downto 0);
57 signal XXXR_FIFO_D_IN : std_logic_vector (7 downto 0);
58
59 component SER_PAR_CON
60 Port ( PCI_CLOCK : In std_logic;
61 RESET : In std_logic;
62 SERIAL_IN : In std_logic;
63 SPC_ENABLE : In std_logic;
64 SYNC_R_FIFO_FFn : In std_logic;
65 PAR_OUT : Out std_logic_vector (7 downto 0);
66 R_FIFO_WRITEn : Out std_logic;
67 SPC_RDY_OUT : Out std_logic );
68 end component;
69
70 component PAR_SER_CON
71 Port ( PAR_IN : In std_logic_vector (7 downto 0);
72 PCI_CLOCK : In std_logic;
73 PSC_ENABLE : In std_logic;
74 RESET : In std_logic;
75 SPC_RDY_IN : In std_logic;
76 SYNC_S_FIFO_EFn : In std_logic;
77 S_FIFO_READn : Out std_logic;
78 SER_OUT : Out std_logic );
79 end component;
80
81 component FIFO_IO_CONTROL
82 Port ( FIFO_RDn : In std_logic;
83 PCI_CLOCK : In std_logic;
84 RESET : In std_logic;
85 SYNC_FLAG_1 : In std_logic;
86 SYNC_FLAG_7 : In std_logic;
87 WRITE_XX1_0 : In std_logic;
88 R_ERROR : Out std_logic;
89 R_FIFO_READn : Out std_logic;
90 R_FIFO_RESETn : Out std_logic;
91 R_FIFO_RETRANSMITn : Out std_logic;
92 S_ERROR : Out std_logic;
93 S_FIFO_RESETn : Out std_logic;
94 S_FIFO_RETRANSMITn : Out std_logic;
95 S_FIFO_WRITEn : Out std_logic;
96 SR_ERROR : Out std_logic );
97 end component;
98
99 component CONNECTING_FSM
100 Port ( PCI_CLOCK : In std_logic;
101 PSC_ENABLE : In std_logic;
102 RESET : In std_logic;
103 S_FIFO_Q_OUT : In std_logic_vector (7 downto 0);
104 SPC_ENABLE : In std_logic;
105 SYNC_R_FIFO_FFn : In std_logic;
106 SYNC_S_FIFO_EFn : In std_logic;
107 R_FIFO_D_IN : Out std_logic_vector (7 downto 0);
108 R_FIFO_WRITEn : Out std_logic;
109 S_FIFO_READn : Out std_logic );
110 end component;
111
112 component FLAG_BUS
113 Port ( FLAG_IN_0 : In std_logic;
114 FLAG_IN_4 : In std_logic;
115 HOLD : In std_logic;
116 KONS_1 : In std_logic;
117 PCI_CLOCK : In std_logic;
118 R_EFn : In std_logic;
119 R_FFn : In std_logic;
120 R_HFn : In std_logic;
121 S_EFn : In std_logic;
122 S_FFn : In std_logic;
123 S_HFn : In std_logic;
124 SYNC_FLAG : Out std_logic_vector (7 downto 0) );
125 end component;
126
127begin
128
129 SYNC_FLAG <= SYNC_FLAG_DUMMY;
130
131 RESERVE <= gnd;
132 I23 : SER_PAR_CON
133 Port Map ( PCI_CLOCK=>PCI_CLOCK, RESET=>RESET,
134 SERIAL_IN=>SERIAL_IN, SPC_ENABLE=>SPC_ENABLE,
135 SYNC_R_FIFO_FFn=>SYNC_FLAG_DUMMY(3),
136 PAR_OUT(7 downto 0)=>R_FIFO_D_IN(7 downto 0),
137 R_FIFO_WRITEn=>R_FIFO_WRITEn, SPC_RDY_OUT=>SPC_RDY_OUT );
138 I22 : PAR_SER_CON
139 Port Map ( PAR_IN(7 downto 0)=>S_FIFO_Q_OUT(7 downto 0),
140 PCI_CLOCK=>PCI_CLOCK, PSC_ENABLE=>PSC_ENABLE,
141 RESET=>RESET, SPC_RDY_IN=>SPC_RDY_IN,
142 SYNC_S_FIFO_EFn=>SYNC_FLAG_DUMMY(5),
143 S_FIFO_READn=>S_FIFO_READn, SER_OUT=>SERIAL_OUT );
144 I21 : FIFO_IO_CONTROL
145 Port Map ( FIFO_RDn=>FIFO_RDn, PCI_CLOCK=>PCI_CLOCK, RESET=>RESET,
146 SYNC_FLAG_1=>SYNC_FLAG_DUMMY(1),
147 SYNC_FLAG_7=>SYNC_FLAG_DUMMY(7),
148 WRITE_XX1_0=>WRITE_XX1_0, R_ERROR=>R_ERROR,
149 R_FIFO_READn=>R_FIFO_READn,
150 R_FIFO_RESETn=>R_FIFO_RESETn,
151 R_FIFO_RETRANSMITn=>R_FIFO_RETRANSMITn,
152 S_ERROR=>S_ERROR, S_FIFO_RESETn=>S_FIFO_RESETn,
153 S_FIFO_RETRANSMITn=>S_FIFO_RETRANSMITn,
154 S_FIFO_WRITEn=>S_FIFO_WRITEn, SR_ERROR=>SR_ERROR );
155 I20 : CONNECTING_FSM
156 Port Map ( PCI_CLOCK=>PCI_CLOCK, PSC_ENABLE=>PSC_ENABLE,
157 RESET=>RESET,
158 S_FIFO_Q_OUT(7 downto 0)=>S_FIFO_Q_OUT(7 downto 0),
159 SPC_ENABLE=>SPC_ENABLE,
160 SYNC_R_FIFO_FFn=>SYNC_FLAG_DUMMY(3),
161 SYNC_S_FIFO_EFn=>SYNC_FLAG_DUMMY(5),
162 R_FIFO_D_IN(7 downto 0)=>XXXR_FIFO_D_IN(7 downto 0),
163 R_FIFO_WRITEn=>XXXR_FIFO_WRITEn,
164 S_FIFO_READn=>XXXS_FIFO_READn );
165 I19 : FLAG_BUS
166 Port Map ( FLAG_IN_0=>FLAG_IN_0, FLAG_IN_4=>FLAG_IN_4, HOLD=>HOLD,
167 KONS_1=>KONST_1, PCI_CLOCK=>PCI_CLOCK, R_EFn=>R_EFn,
168 R_FFn=>R_FFn, R_HFn=>R_HFn, S_EFn=>S_EFn, S_FFn=>S_FFn,
169 S_HFn=>S_HFn,
170 SYNC_FLAG(7 downto 0)=>SYNC_FLAG_DUMMY(7 downto 0) );
171
172end SCHEMATIC;
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