1 | --=======================================================================================
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2 | -- TITLE : Trigger counter top
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3 | -- DESCRIPTION : Top entity for trigger synchronization, detection and counting
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4 | -- FILE : FTU_trigger_counter.vhd
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5 | -- COMPANY : Micro-Cameras & Space Exploration SA
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6 | --=======================================================================================
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7 | -- CREATION
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8 | -- DATE AUTHOR PROJECT REVISION
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9 | -- 02/03/2011 JGi FTM 110302a
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10 | --=======================================================================================
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11 | -- MODIFICATION HISTORY
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12 | -- DATE AUTHOR PROJECT REVISION COMMENTS
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13 | -- 02/03/2011 JGi FTM 110302a Description
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14 | --=======================================================================================
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15 | -- Library Definition
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16 | library ieee;
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17 | use ieee.std_logic_1164.all;
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18 | use ieee.numeric_std.all;
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19 |
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20 | -- Entity Definition
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21 | entity FTU_trigger_counter is
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22 | port( --clocks
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23 | clk_250MHz : in std_logic;
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24 | clk_250MHz_180 : in std_logic;
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25 | --control
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26 | phys_coinc_window : in std_logic_vector(3 downto 0);
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27 | calib_coinc_window : in std_logic_vector(3 downto 0);
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28 | active_FTU_list_0 : in std_logic_vector(9 downto 0);
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29 | active_FTU_list_1 : in std_logic_vector(9 downto 0);
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30 | active_FTU_list_2 : in std_logic_vector(9 downto 0);
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31 | active_FTU_list_3 : in std_logic_vector(9 downto 0);
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32 | --trigger primitives from FTUs
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33 | trig_prim_0 : in std_logic_vector(9 downto 0); --crate 0
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34 | trig_prim_1 : in std_logic_vector(9 downto 0); --crate 1
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35 | trig_prim_2 : in std_logic_vector(9 downto 0); --crate 2
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36 | trig_prim_3 : in std_logic_vector(9 downto 0); --crate 3
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37 | --trigger detection pulses
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38 | phys_events : out std_logic_vector(5 downto 0);
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39 | calib_events : out std_logic_vector(5 downto 0));
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40 | end FTU_trigger_counter;
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41 |
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42 | -- Architecture Definition
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43 | architecture RTL of FTU_trigger_counter is
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44 |
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45 | component input_synch is
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46 | port( clk_250MHz : in std_logic;
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47 | clk_250MHz_180 : in std_logic;
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48 | trig_prim_0 : in std_logic_vector(9 downto 0);
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49 | trig_prim_1 : in std_logic_vector(9 downto 0);
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50 | trig_prim_2 : in std_logic_vector(9 downto 0);
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51 | trig_prim_3 : in std_logic_vector(9 downto 0);
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52 | trig_synch_0_rise : out std_logic_vector(9 downto 0);
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53 | trig_synch_1_rise : out std_logic_vector(9 downto 0);
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54 | trig_synch_2_rise : out std_logic_vector(9 downto 0);
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55 | trig_synch_3_rise : out std_logic_vector(9 downto 0);
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56 | trig_synch_0_fall : out std_logic_vector(9 downto 0);
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57 | trig_synch_1_fall : out std_logic_vector(9 downto 0);
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58 | trig_synch_2_fall : out std_logic_vector(9 downto 0);
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59 | trig_synch_3_fall : out std_logic_vector(9 downto 0));
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60 | end component;
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61 |
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62 | signal i_trig_synch_0_rise : std_logic_vector(9 downto 0);
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63 | signal i_trig_synch_1_rise : std_logic_vector(9 downto 0);
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64 | signal i_trig_synch_2_rise : std_logic_vector(9 downto 0);
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65 | signal i_trig_synch_3_rise : std_logic_vector(9 downto 0);
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66 | signal i_trig_synch_0_fall : std_logic_vector(9 downto 0);
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67 | signal i_trig_synch_1_fall : std_logic_vector(9 downto 0);
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68 | signal i_trig_synch_2_fall : std_logic_vector(9 downto 0);
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69 | signal i_trig_synch_3_fall : std_logic_vector(9 downto 0);
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70 |
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71 | component time_window is
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72 | port( clk_250MHz : in std_logic;
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73 | coinc_window : in std_logic_vector(3 downto 0);
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74 | active_FTU_list_0 : in std_logic_vector(9 downto 0);
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75 | active_FTU_list_1 : in std_logic_vector(9 downto 0);
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76 | active_FTU_list_2 : in std_logic_vector(9 downto 0);
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77 | active_FTU_list_3 : in std_logic_vector(9 downto 0);
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78 | trig_synch_0_rise : in std_logic_vector(9 downto 0);
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79 | trig_synch_1_rise : in std_logic_vector(9 downto 0);
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80 | trig_synch_2_rise : in std_logic_vector(9 downto 0);
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81 | trig_synch_3_rise : in std_logic_vector(9 downto 0);
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82 | trig_synch_0_fall : in std_logic_vector(9 downto 0);
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83 | trig_synch_1_fall : in std_logic_vector(9 downto 0);
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84 | trig_synch_2_fall : in std_logic_vector(9 downto 0);
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85 | trig_synch_3_fall : in std_logic_vector(9 downto 0);
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86 | trig_window_0 : out std_logic_vector(9 downto 0);
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87 | trig_window_1 : out std_logic_vector(9 downto 0);
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88 | trig_window_2 : out std_logic_vector(9 downto 0);
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89 | trig_window_3 : out std_logic_vector(9 downto 0));
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90 | end component;
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91 |
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92 | signal i_trig_phys_window_0 : std_logic_vector(9 downto 0);
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93 | signal i_trig_phys_window_1 : std_logic_vector(9 downto 0);
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94 | signal i_trig_phys_window_2 : std_logic_vector(9 downto 0);
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95 | signal i_trig_phys_window_3 : std_logic_vector(9 downto 0);
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96 | signal i_trig_calib_window_0 : std_logic_vector(9 downto 0);
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97 | signal i_trig_calib_window_1 : std_logic_vector(9 downto 0);
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98 | signal i_trig_calib_window_2 : std_logic_vector(9 downto 0);
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99 | signal i_trig_calib_window_3 : std_logic_vector(9 downto 0);
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100 |
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101 | component trigger_sum is
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102 | port( clk_250MHz : in std_logic;
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103 | trig_window_0 : in std_logic_vector(9 downto 0);
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104 | trig_window_1 : in std_logic_vector(9 downto 0);
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105 | trig_window_2 : in std_logic_vector(9 downto 0);
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106 | trig_window_3 : in std_logic_vector(9 downto 0);
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107 | number_of_events : out std_logic_vector(5 downto 0));
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108 | end component;
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109 |
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110 | begin
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111 |
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112 | -- Component instantiation
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113 | inst_synch: input_synch
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114 | port map( clk_250MHz => clk_250MHz,
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115 | clk_250MHz_180 => clk_250MHz_180,
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116 | trig_prim_0 => trig_prim_0,
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117 | trig_prim_1 => trig_prim_1,
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118 | trig_prim_2 => trig_prim_2,
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119 | trig_prim_3 => trig_prim_3,
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120 | trig_synch_0_rise => i_trig_synch_0_rise,
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121 | trig_synch_1_rise => i_trig_synch_1_rise,
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122 | trig_synch_2_rise => i_trig_synch_2_rise,
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123 | trig_synch_3_rise => i_trig_synch_3_rise,
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124 | trig_synch_0_fall => i_trig_synch_0_fall,
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125 | trig_synch_1_fall => i_trig_synch_1_fall,
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126 | trig_synch_2_fall => i_trig_synch_2_fall,
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127 | trig_synch_3_fall => i_trig_synch_3_fall);
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128 |
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129 | inst_phys_window: time_window
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130 | port map( clk_250MHz => clk_250MHz,
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131 | coinc_window => phys_coinc_window,
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132 | active_FTU_list_0 => active_FTU_list_0,
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133 | active_FTU_list_1 => active_FTU_list_1,
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134 | active_FTU_list_2 => active_FTU_list_2,
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135 | active_FTU_list_3 => active_FTU_list_3,
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136 | trig_synch_0_rise => i_trig_synch_0_rise,
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137 | trig_synch_1_rise => i_trig_synch_1_rise,
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138 | trig_synch_2_rise => i_trig_synch_2_rise,
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139 | trig_synch_3_rise => i_trig_synch_3_rise,
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140 | trig_synch_0_fall => i_trig_synch_0_fall,
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141 | trig_synch_1_fall => i_trig_synch_1_fall,
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142 | trig_synch_2_fall => i_trig_synch_2_fall,
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143 | trig_synch_3_fall => i_trig_synch_3_fall,
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144 | trig_window_0 => i_trig_phys_window_0,
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145 | trig_window_1 => i_trig_phys_window_1,
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146 | trig_window_2 => i_trig_phys_window_2,
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147 | trig_window_3 => i_trig_phys_window_3);
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148 |
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149 | inst_calib_window: time_window
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150 | port map( clk_250MHz => clk_250MHz,
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151 | coinc_window => calib_coinc_window,
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152 | active_FTU_list_0 => active_FTU_list_0,
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153 | active_FTU_list_1 => active_FTU_list_1,
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154 | active_FTU_list_2 => active_FTU_list_2,
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155 | active_FTU_list_3 => active_FTU_list_3,
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156 | trig_synch_0_rise => i_trig_synch_0_rise,
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157 | trig_synch_1_rise => i_trig_synch_1_rise,
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158 | trig_synch_2_rise => i_trig_synch_2_rise,
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159 | trig_synch_3_rise => i_trig_synch_3_rise,
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160 | trig_synch_0_fall => i_trig_synch_0_fall,
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161 | trig_synch_1_fall => i_trig_synch_1_fall,
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162 | trig_synch_2_fall => i_trig_synch_2_fall,
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163 | trig_synch_3_fall => i_trig_synch_3_fall,
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164 | trig_window_0 => i_trig_calib_window_0,
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165 | trig_window_1 => i_trig_calib_window_1,
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166 | trig_window_2 => i_trig_calib_window_2,
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167 | trig_window_3 => i_trig_calib_window_3);
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168 |
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169 | inst_phys_final_sum: trigger_sum
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170 | port map( clk_250MHz => clk_250MHz,
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171 | trig_window_0 => i_trig_phys_window_0,
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172 | trig_window_1 => i_trig_phys_window_1,
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173 | trig_window_2 => i_trig_phys_window_2,
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174 | trig_window_3 => i_trig_phys_window_3,
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175 | number_of_events => phys_events);
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176 |
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177 | inst_calib_final_sum: trigger_sum
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178 | port map( clk_250MHz => clk_250MHz,
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179 | trig_window_0 => i_trig_calib_window_0,
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180 | trig_window_1 => i_trig_calib_window_1,
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181 | trig_window_2 => i_trig_calib_window_2,
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182 | trig_window_3 => i_trig_calib_window_3,
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183 | number_of_events => calib_events);
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184 |
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185 | end RTL; |
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