[27] | 1 | module Paella
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| 2 | (
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| 3 | input wire CLK_50MHz,
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| 4 | output wire LED,
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| 5 |
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| 6 | inout wire [3:0] TRG,
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[68] | 7 | inout wire I2C_SDA,
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[72] | 8 | inout wire I2C_SCL,
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[68] | 9 | inout wire [4:0] CON_A,
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[159] | 10 | input wire [16:0] CON_B,
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[63] | 11 | input wire [12:0] CON_C,
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[159] | 12 | input wire CON_BCLK,
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[27] | 13 | input wire [1:0] CON_CCLK,
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| 14 |
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| 15 | input wire ADC_DCO,
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| 16 | input wire ADC_FCO,
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[41] | 17 | input wire [2:0] ADC_D,
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[27] | 18 |
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| 19 | output wire USB_SLRD,
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| 20 | output wire USB_SLWR,
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| 21 | input wire USB_IFCLK,
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| 22 | input wire USB_FLAGA, // EMPTY flag for EP6
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| 23 | input wire USB_FLAGB, // FULL flag for EP8
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| 24 | input wire USB_FLAGC,
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[30] | 25 | inout wire USB_PA0,
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| 26 | inout wire USB_PA1,
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| 27 | output wire USB_PA2,
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| 28 | inout wire USB_PA3,
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| 29 | output wire USB_PA4,
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| 30 | output wire USB_PA5,
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| 31 | output wire USB_PA6,
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| 32 | inout wire USB_PA7,
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[27] | 33 | inout wire [7:0] USB_PB,
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| 34 |
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| 35 | output wire RAM_CLK,
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| 36 | output wire RAM_CE1,
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| 37 | output wire RAM_WE,
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| 38 | output wire [19:0] RAM_ADDR,
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| 39 | inout wire RAM_DQAP,
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| 40 | inout wire [7:0] RAM_DQA,
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| 41 | inout wire RAM_DQBP,
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| 42 | inout wire [7:0] RAM_DQB
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| 43 | );
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| 44 |
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[72] | 45 | localparam N = 3;
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| 46 |
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[27] | 47 | // Turn output ports off
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[65] | 48 | /*
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[27] | 49 | assign RAM_CLK = 1'b0;
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| 50 | assign RAM_CE1 = 1'b0;
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| 51 | assign RAM_WE = 1'b0;
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| 52 | assign RAM_ADDR = 20'h00000;
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[65] | 53 | */
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[90] | 54 | assign RAM_CLK = sys_clock;
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[65] | 55 | assign RAM_CE1 = 1'b0;
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[27] | 56 |
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| 57 | // Turn inout ports to tri-state
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| 58 | assign TRG = 4'bz;
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[68] | 59 | assign CON_A = 5'bz;
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[30] | 60 | assign USB_PA0 = 1'bz;
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| 61 | assign USB_PA1 = 1'bz;
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| 62 | assign USB_PA3 = 1'bz;
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| 63 | assign USB_PA7 = 1'bz;
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[65] | 64 | // assign RAM_DQAP = 1'bz;
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| 65 | // assign RAM_DQA = 8'bz;
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| 66 | // assign RAM_DQBP = 1'bz;
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| 67 | // assign RAM_DQB = 8'bz;
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[27] | 68 |
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[30] | 69 | assign USB_PA2 = ~usb_rden;
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[159] | 70 | assign USB_PA5 = 1'b1;
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[30] | 71 | assign USB_PA6 = ~usb_pktend;
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| 72 |
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[27] | 73 | wire usb_wrreq, usb_rdreq, usb_rden, usb_pktend;
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[59] | 74 | wire usb_tx_wrreq, usb_rx_rdreq;
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| 75 | wire usb_tx_full, usb_rx_empty;
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| 76 | wire [7:0] usb_tx_data, usb_rx_data;
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[27] | 77 |
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| 78 | assign USB_SLRD = ~usb_rdreq;
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| 79 | assign USB_SLWR = ~usb_wrreq;
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| 80 |
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[59] | 81 | usb_fifo usb_unit
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[27] | 82 | (
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[159] | 83 | .usb_clock(USB_IFCLK),
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[27] | 84 | .usb_data(USB_PB),
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| 85 | .usb_full(~USB_FLAGB),
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| 86 | .usb_empty(~USB_FLAGA),
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| 87 | .usb_wrreq(usb_wrreq),
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| 88 | .usb_rdreq(usb_rdreq),
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| 89 | .usb_rden(usb_rden),
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| 90 | .usb_pktend(usb_pktend),
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[159] | 91 | .usb_addr(USB_PA4),
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[34] | 92 |
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[159] | 93 | .clock(sys_clock),
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[34] | 94 |
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[59] | 95 | .tx_full(usb_tx_full),
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| 96 | .tx_wrreq(usb_tx_wrreq),
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| 97 | .tx_data(usb_tx_data),
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[34] | 98 |
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[59] | 99 | .rx_empty(usb_rx_empty),
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| 100 | .rx_rdreq(usb_rx_rdreq),
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| 101 | .rx_q(usb_rx_data)
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[27] | 102 | );
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[159] | 103 | /*
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| 104 | reg [31:0] led_counter;
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| 105 | always @(posedge CLK_50MHz)
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| 106 | begin
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| 107 | led_counter = led_counter + 32'd1;
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| 108 | end
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| 109 | assign LED = led_counter[28];
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| 110 | */
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| 111 | wire [11:0] osc_mux_data [4:0];
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[44] | 112 |
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[90] | 113 | wire [11:0] trg_mux_data;
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| 114 | wire trg_flag;
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[72] | 115 |
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[159] | 116 | wire [4*12-1:0] int_mux_data [N-1:0];
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[72] | 117 |
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[162] | 118 | wire [1:0] amp_flag [3*N-1:0];
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[172] | 119 | wire [12:0] amp_data [3*N-1:0];
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[159] | 120 |
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[162] | 121 | wire [1:0] amp_mux_flag [2:0];
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| 122 | wire [11:0] amp_mux_data [2:0];
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[161] | 123 |
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[162] | 124 | wire cnt_good [3:0];
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[159] | 125 | wire [15:0] cnt_bits_wire;
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| 126 |
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[90] | 127 | wire sys_clock, sys_frame;
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[72] | 128 |
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[159] | 129 | wire [11:0] adc_data [N-1:0];
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[101] | 130 | wire [11:0] sys_data [N-1:0];
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[159] | 131 | wire [11:0] tst_data;
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[84] | 132 |
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[159] | 133 | wire [1:0] cmp_data;
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| 134 | wire [1:0] del_data;
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[63] | 135 |
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[159] | 136 | wire [19:0] cic_data [N-1:0];
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[63] | 137 |
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[159] | 138 | wire [11:0] dec_data [N-1:0];
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[172] | 139 | wire [12:0] clp_data [N-1:0];
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[159] | 140 | wire [11:0] tmp_data;
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[54] | 141 |
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[48] | 142 |
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[159] | 143 | wire i2c_reset;
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| 144 |
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[101] | 145 | sys_pll sys_pll_unit(
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| 146 | .inclk0(CLK_50MHz),
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| 147 | .c0(sys_clock));
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| 148 |
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[59] | 149 | test test_unit(
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[84] | 150 | .clk(ADC_FCO),
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[159] | 151 | .data(tst_data));
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[48] | 152 |
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[63] | 153 | adc_lvds #(
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[81] | 154 | .size(3),
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[63] | 155 | .width(12)) adc_lvds_unit (
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[159] | 156 | .clock(sys_clock),
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[41] | 157 | .lvds_dco(ADC_DCO),
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| 158 | .lvds_fco(ADC_FCO),
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[159] | 159 | .lvds_d(ADC_D),
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| 160 | .trig(TRG[1:0]),
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| 161 | .adc_frame(sys_frame),
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| 162 | .adc_data({cmp_data, adc_data[2], adc_data[1], adc_data[0]}));
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[101] | 163 |
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[159] | 164 | wire [15:0] cfg_bits [63:0];
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| 165 | wire [1023:0] int_cfg_bits;
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[72] | 166 |
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[159] | 167 | wire [39:0] cfg_mux_selector;
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[72] | 168 |
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| 169 | wire cfg_reset;
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| 170 |
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[159] | 171 | wire [11:0] bus_ssel;
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[90] | 172 | wire bus_wren;
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| 173 | wire [31:0] bus_addr;
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| 174 | wire [15:0] bus_mosi;
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[159] | 175 | wire [15:0] bus_miso [10:0];
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| 176 | wire [11:0] bus_busy;
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[72] | 177 |
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[90] | 178 | wire [15:0] mrg_bus_miso;
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| 179 | wire mrg_bus_busy;
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[72] | 180 |
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[159] | 181 | wire [11*16-1:0] int_bus_miso;
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[84] | 182 |
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[90] | 183 | genvar j;
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[72] | 184 |
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[44] | 185 | generate
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[159] | 186 | for (j = 0; j < 64; j = j + 1)
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[90] | 187 | begin : CONFIGURATION_OUTPUT
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| 188 | assign cfg_bits[j] = int_cfg_bits[j*16+15:j*16];
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| 189 | end
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| 190 | endgenerate
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[72] | 191 |
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[90] | 192 | configuration configuration_unit (
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| 193 | .clock(sys_clock),
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| 194 | .reset(cfg_reset),
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| 195 | .bus_ssel(bus_ssel[0]),
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| 196 | .bus_wren(bus_wren),
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[101] | 197 | .bus_addr(bus_addr[4:0]),
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[90] | 198 | .bus_mosi(bus_mosi),
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| 199 | .bus_miso(bus_miso[0]),
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| 200 | .bus_busy(bus_busy[0]),
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| 201 | .cfg_bits(int_cfg_bits));
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[72] | 202 |
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[90] | 203 | generate
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| 204 | for (j = 0; j < 3; j = j + 1)
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| 205 | begin : MUX_DATA
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| 206 | assign int_mux_data[j] = {
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[166] | 207 | {4'd0, amp_flag[0+j][0], 7'd0},
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[172] | 208 | amp_data[0+j][11:0],
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| 209 | clp_data[j][11:0],
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[101] | 210 | sys_data[j]};
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[90] | 211 | end
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| 212 | endgenerate
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[72] | 213 |
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[159] | 214 | assign cfg_mux_selector = {cfg_bits[4][7:0], cfg_bits[3], cfg_bits[2]};
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[75] | 215 |
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[90] | 216 | lpm_mux #(
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[159] | 217 | .lpm_size(4*3),
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[90] | 218 | .lpm_type("LPM_MUX"),
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| 219 | .lpm_width(12),
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[159] | 220 | .lpm_widths(4)) trg_mux_unit (
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| 221 | .sel(cfg_bits[4][11:8]),
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[90] | 222 | .data({int_mux_data[2], int_mux_data[1], int_mux_data[0]}),
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| 223 | .result(trg_mux_data));
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[72] | 224 |
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[161] | 225 | lpm_mux #(
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| 226 | .lpm_size(3),
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| 227 | .lpm_type("LPM_MUX"),
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| 228 | .lpm_width(14),
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| 229 | .lpm_widths(2)) amp_mux_unit_1 (
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[162] | 230 | .sel(cfg_bits[6][1:0]),
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[161] | 231 | .data({
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[172] | 232 | {amp_flag[2], amp_data[2][11:0]},
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| 233 | {amp_flag[1], amp_data[1][11:0]},
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| 234 | {amp_flag[0], amp_data[0][11:0]}}),
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[161] | 235 | .result({amp_mux_flag[0], amp_mux_data[0]}));
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| 236 |
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| 237 | lpm_mux #(
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| 238 | .lpm_size(3),
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| 239 | .lpm_type("LPM_MUX"),
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| 240 | .lpm_width(14),
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| 241 | .lpm_widths(2)) amp_mux_unit_2 (
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[162] | 242 | .sel(cfg_bits[6][5:4]),
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[161] | 243 | .data({
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[172] | 244 | {amp_flag[5], amp_data[5][11:0]},
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| 245 | {amp_flag[4], amp_data[4][11:0]},
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| 246 | {amp_flag[3], amp_data[3][11:0]}}),
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[161] | 247 | .result({amp_mux_flag[1], amp_mux_data[1]}));
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| 248 |
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[162] | 249 | lpm_mux #(
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| 250 | .lpm_size(3),
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| 251 | .lpm_type("LPM_MUX"),
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| 252 | .lpm_width(14),
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| 253 | .lpm_widths(2)) amp_mux_unit_3 (
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| 254 | .sel(cfg_bits[6][9:8]),
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| 255 | .data({
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[172] | 256 | {amp_flag[8], amp_data[8][11:0]},
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| 257 | {amp_flag[7], amp_data[7][11:0]},
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| 258 | {amp_flag[6], amp_data[6][11:0]}}),
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[162] | 259 | .result({amp_mux_flag[2], amp_mux_data[2]}));
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| 260 |
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[90] | 261 | generate
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[159] | 262 | for (j = 0; j < 5; j = j + 1)
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[90] | 263 | begin : OSC_CHAIN
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[72] | 264 |
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| 265 | lpm_mux #(
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[159] | 266 | .lpm_size(4*3),
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[72] | 267 | .lpm_type("LPM_MUX"),
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| 268 | .lpm_width(12),
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[159] | 269 | .lpm_widths(4)) osc_mux_unit (
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| 270 | .sel(cfg_mux_selector[j*8+3:j*8]),
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[90] | 271 | .data({int_mux_data[2], int_mux_data[1], int_mux_data[0]}),
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| 272 | .result(osc_mux_data[j]));
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| 273 |
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| 274 | end
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| 275 | endgenerate
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[72] | 276 |
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[90] | 277 | trigger trigger_unit (
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| 278 | .clock(sys_clock),
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| 279 | .frame(sys_frame),
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[101] | 280 | .reset(cfg_bits[0][0]),
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| 281 | .cfg_data(cfg_bits[5][11:0]),
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[90] | 282 | .trg_data(trg_mux_data),
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| 283 | .trg_flag(trg_flag));
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[27] | 284 |
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[90] | 285 | oscilloscope oscilloscope_unit (
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| 286 | .clock(sys_clock),
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| 287 | .frame(sys_frame),
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[101] | 288 | .reset(cfg_bits[0][1]),
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[159] | 289 | .cfg_data(cfg_bits[5][12]),
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[90] | 290 | .trg_flag(trg_flag),
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[159] | 291 | .osc_data({2'd0, cmp_data, osc_mux_data[4], osc_mux_data[3], osc_mux_data[2], osc_mux_data[1], osc_mux_data[0]}),
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[90] | 292 | .ram_wren(RAM_WE),
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| 293 | .ram_addr(RAM_ADDR),
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| 294 | .ram_data({RAM_DQA, RAM_DQAP, RAM_DQB, RAM_DQBP}),
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| 295 | .bus_ssel(bus_ssel[1]),
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| 296 | .bus_wren(bus_wren),
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| 297 | .bus_addr(bus_addr[19:0]),
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| 298 | .bus_mosi(bus_mosi),
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| 299 | .bus_miso(bus_miso[1]),
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| 300 | .bus_busy(bus_busy[1]));
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[72] | 301 |
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[159] | 302 | filter #(.size(3), .width(12)) filter_unit (
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| 303 | .clock(sys_clock),
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| 304 | .frame(sys_frame),
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| 305 | .reset(1'b0),
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| 306 | .inp_data({sys_data[2], sys_data[1], sys_data[0]}),
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| 307 | .out_data({cic_data[2], cic_data[1], cic_data[0]}));
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| 308 |
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[101] | 309 |
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[159] | 310 | /*
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| 311 | clip #(.shift(19), .width(19), .widthr(12)) clip_unit (
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| 312 | .clock(sys_clock),
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| 313 | .frame(sys_frame),
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| 314 | .reset(1'b0),
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| 315 | .del_data({cfg_bits[39][5:0], cfg_bits[37][5:0], cfg_bits[35+8][5:0], cfg_bits[33][5:0]}),
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| 316 | .amp_data({6'd6, 6'd6, 6'd6, 6'd6}),
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| 317 | .tau_data({cfg_bits[38], cfg_bits[36], cfg_bits[34], cfg_bits[32]}),
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| 318 | .inp_data({
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| 319 | 19'd0, cic_data[2][18:0],
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| 320 | cic_data[1][18:0], cic_data[0][18:0]}),
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| 321 | .out_data({
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| 322 | tmp_data, clp_data[2],
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| 323 | clp_data[1], clp_data[0]}));
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| 324 | */
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[90] | 325 | generate
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| 326 | for (j = 0; j < 3; j = j + 1)
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| 327 | begin : MCA_CHAIN
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[159] | 328 |
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[172] | 329 | shift #(.shift(11), .width(19), .widthr(13)) shift_unit (
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[90] | 330 | .clock(sys_clock),
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| 331 | .frame(sys_frame),
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| 332 | .reset(1'b0),
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[172] | 333 | .amp_data(6'd21),
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[159] | 334 | .inp_data(cic_data[j][18:0]),
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| 335 | .out_data(clp_data[j]));
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| 336 |
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| 337 | assign sys_data[j] = (cfg_bits[1][4*j]) ? (adc_data[j] ^ 12'hfff) : (adc_data[j]);
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| 338 |
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[172] | 339 | amplitude #(.width(13)) amplitude_unit_1 (
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[90] | 340 | .clock(sys_clock),
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| 341 | .frame(sys_frame),
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| 342 | .reset(1'b0),
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[172] | 343 | .min_data({1'b0, cfg_bits[7][11:0]}),
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| 344 | .max_data(13'd4095),
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[161] | 345 | // .cfg_data(cfg_bits[6+2*j][11:0]),
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[159] | 346 | .inp_data(clp_data[j]),
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[162] | 347 | .out_flag(amp_flag[0+j]),
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| 348 | .out_data(amp_data[0+j]));
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[159] | 349 |
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[172] | 350 | amplitude #(.width(13)) amplitude_unit_2 (
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[90] | 351 | .clock(sys_clock),
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| 352 | .frame(sys_frame),
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| 353 | .reset(1'b0),
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[172] | 354 | .min_data({1'b0, cfg_bits[8][11:0]}),
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| 355 | .max_data(13'd4095),
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[161] | 356 | // .cfg_data(cfg_bits[7+2*j][11:0]),
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[159] | 357 | .inp_data(clp_data[j]),
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[162] | 358 | .out_flag(amp_flag[3+j]),
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| 359 | .out_data(amp_data[3+j]));
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[54] | 360 |
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[172] | 361 | amplitude #(.width(13)) amplitude_unit_3 (
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[162] | 362 | .clock(sys_clock),
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| 363 | .frame(sys_frame),
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| 364 | .reset(1'b0),
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[172] | 365 | .min_data({1'b0, cfg_bits[9][11:0]}),
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| 366 | .max_data(13'd4095),
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[162] | 367 | // .cfg_data(cfg_bits[7+2*j][11:0]),
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| 368 | .inp_data(clp_data[j]),
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| 369 | .out_flag(amp_flag[6+j]),
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| 370 | .out_data(amp_data[6+j]));
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| 371 |
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[44] | 372 | end
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| 373 | endgenerate
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[27] | 374 |
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[162] | 375 | histogram32 histogram32_unit_1 (
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[159] | 376 | .clock(sys_clock),
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| 377 | .frame(sys_frame),
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| 378 | .reset(cfg_bits[0][5]),
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[161] | 379 | .hst_good((amp_mux_flag[0][0]) & (cnt_good[0]) & (cfg_bits[13][1])),
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| 380 | .hst_data(amp_mux_data[0]),
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[159] | 381 | .bus_ssel(bus_ssel[2]),
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| 382 | .bus_wren(bus_wren),
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| 383 | .bus_addr(bus_addr[12:0]),
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| 384 | .bus_mosi(bus_mosi),
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| 385 | .bus_miso(bus_miso[2]),
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| 386 | .bus_busy(bus_busy[2]));
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| 387 |
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[162] | 388 | counter hst_counter_unit_1 (
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[159] | 389 | .clock(sys_clock),
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[161] | 390 | .frame((sys_frame) & (~amp_mux_flag[0][1])),
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[159] | 391 | // .frame(sys_frame),
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| 392 | .reset(cfg_bits[0][8]),
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| 393 | .setup(cfg_bits[13][0]),
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| 394 | .count(cfg_bits[13][1]),
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| 395 | .bus_ssel(bus_ssel[5]),
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| 396 | .bus_wren(bus_wren),
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| 397 | .bus_addr(bus_addr[1:0]),
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| 398 | .bus_mosi(bus_mosi),
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| 399 | .bus_miso(bus_miso[5]),
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| 400 | .bus_busy(bus_busy[5]),
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| 401 | .cnt_good(cnt_good[0]));
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| 402 |
|
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[162] | 403 | histogram32 histogram32_unit_2 (
|
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| 404 | .clock(sys_clock),
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| 405 | .frame(sys_frame),
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[166] | 406 | .reset(cfg_bits[0][6]),
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| 407 | .hst_good((amp_mux_flag[1][0]) & (cnt_good[1]) & (cfg_bits[14][1])),
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---|
| 408 | .hst_data(amp_mux_data[1]),
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[162] | 409 | .bus_ssel(bus_ssel[3]),
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| 410 | .bus_wren(bus_wren),
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---|
| 411 | .bus_addr(bus_addr[12:0]),
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---|
| 412 | .bus_mosi(bus_mosi),
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---|
| 413 | .bus_miso(bus_miso[3]),
|
---|
| 414 | .bus_busy(bus_busy[3]));
|
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| 415 |
|
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| 416 | counter hst_counter_unit_2 (
|
---|
| 417 | .clock(sys_clock),
|
---|
[166] | 418 | .frame((sys_frame) & (~amp_mux_flag[1][1])),
|
---|
[162] | 419 | // .frame(sys_frame),
|
---|
| 420 | .reset(cfg_bits[0][8]),
|
---|
| 421 | .setup(cfg_bits[14][0]),
|
---|
| 422 | .count(cfg_bits[14][1]),
|
---|
| 423 | .bus_ssel(bus_ssel[6]),
|
---|
| 424 | .bus_wren(bus_wren),
|
---|
| 425 | .bus_addr(bus_addr[1:0]),
|
---|
| 426 | .bus_mosi(bus_mosi),
|
---|
| 427 | .bus_miso(bus_miso[6]),
|
---|
| 428 | .bus_busy(bus_busy[6]),
|
---|
| 429 | .cnt_good(cnt_good[1]));
|
---|
| 430 |
|
---|
[159] | 431 | histogram16 histogram16_unit (
|
---|
| 432 | .clock(sys_clock),
|
---|
| 433 | .frame(sys_frame),
|
---|
| 434 | .reset(cfg_bits[0][11]),
|
---|
[162] | 435 | .hst_good((cnt_good[3]) & (~cnt_good[2])),
|
---|
[166] | 436 | .hst_data(cnt_bits_wire < 16'd9999 ? cnt_bits_wire[13:0] : 14'd9999),
|
---|
[159] | 437 | .bus_ssel(bus_ssel[8]),
|
---|
| 438 | .bus_wren(bus_wren),
|
---|
| 439 | .bus_addr(bus_addr[13:0]),
|
---|
| 440 | .bus_mosi(bus_mosi),
|
---|
| 441 | .bus_miso(bus_miso[8]),
|
---|
| 442 | .bus_busy(bus_busy[8]));
|
---|
| 443 |
|
---|
| 444 | counter rmt_counter_1 (
|
---|
| 445 | .clock(sys_clock),
|
---|
[166] | 446 | .frame((sys_frame) & (~amp_mux_flag[2][1])),
|
---|
[159] | 447 | // .frame(sys_frame),
|
---|
| 448 | .reset(cfg_bits[0][12]),
|
---|
[162] | 449 | .setup((sys_frame) & (~cnt_good[2])),
|
---|
| 450 | .count((cnt_good[3]) & (cfg_bits[16][1])),
|
---|
[159] | 451 | .bus_ssel(bus_ssel[9]),
|
---|
| 452 | .bus_wren(bus_wren),
|
---|
| 453 | .bus_addr(bus_addr[1:0]),
|
---|
| 454 | .bus_mosi(bus_mosi),
|
---|
| 455 | .bus_miso(bus_miso[9]),
|
---|
| 456 | .bus_busy(bus_busy[9]),
|
---|
[162] | 457 | .cnt_good(cnt_good[2]));
|
---|
[159] | 458 |
|
---|
| 459 | counter rmt_counter_2 (
|
---|
| 460 | .clock(sys_clock),
|
---|
[162] | 461 | .frame((sys_frame) & (~cnt_good[2])),
|
---|
[159] | 462 | .reset(cfg_bits[0][13]),
|
---|
| 463 | .setup(cfg_bits[16][0]),
|
---|
| 464 | .count(cfg_bits[16][1]),
|
---|
| 465 | .bus_ssel(bus_ssel[10]),
|
---|
| 466 | .bus_wren(bus_wren),
|
---|
| 467 | .bus_addr(bus_addr[1:0]),
|
---|
| 468 | .bus_mosi(bus_mosi),
|
---|
| 469 | .bus_miso(bus_miso[10]),
|
---|
| 470 | .bus_busy(bus_busy[10]),
|
---|
[162] | 471 | .cnt_good(cnt_good[3]));
|
---|
[159] | 472 |
|
---|
| 473 | lpm_counter #(
|
---|
| 474 | .lpm_direction("UP"),
|
---|
| 475 | .lpm_port_updown("PORT_UNUSED"),
|
---|
| 476 | .lpm_type("LPM_COUNTER"),
|
---|
| 477 | .lpm_width(16)) lpm_counter_component (
|
---|
[162] | 478 | .sclr(((sys_frame) & (cnt_good[3]) & (~cnt_good[2])) | (cfg_bits[0][11])),
|
---|
[159] | 479 | .clock(sys_clock),
|
---|
[166] | 480 | .cnt_en((sys_frame) & (amp_mux_flag[2][0]) & (cnt_good[2]) & (cnt_good[3]) & (cfg_bits[16][1])),
|
---|
[159] | 481 | .q(cnt_bits_wire));
|
---|
| 482 |
|
---|
[68] | 483 | i2c_fifo i2c_unit(
|
---|
[90] | 484 | .clock(sys_clock),
|
---|
| 485 | .reset(i2c_reset),
|
---|
[70] | 486 | /*
|
---|
| 487 | normal connection
|
---|
[68] | 488 | .i2c_sda(I2C_SDA),
|
---|
[70] | 489 | .i2c_scl(I2C_SCL),
|
---|
[68] | 490 |
|
---|
[70] | 491 | following is a cross wire connection for EPT
|
---|
| 492 | */
|
---|
| 493 | .i2c_sda(I2C_SCL),
|
---|
[90] | 494 | .i2c_scl(I2C_SDA),
|
---|
| 495 |
|
---|
[159] | 496 | .bus_ssel(bus_ssel[11]),
|
---|
[90] | 497 | .bus_wren(bus_wren),
|
---|
| 498 | .bus_mosi(bus_mosi),
|
---|
[159] | 499 | .bus_busy(bus_busy[11]));
|
---|
[70] | 500 |
|
---|
[90] | 501 | generate
|
---|
[159] | 502 | for (j = 0; j < 11; j = j + 1)
|
---|
[90] | 503 | begin : BUS_OUTPUT
|
---|
| 504 | assign int_bus_miso[j*16+15:j*16] = bus_miso[j];
|
---|
| 505 | end
|
---|
| 506 | endgenerate
|
---|
| 507 |
|
---|
| 508 | lpm_mux #(
|
---|
[159] | 509 | .lpm_size(11),
|
---|
[90] | 510 | .lpm_type("LPM_MUX"),
|
---|
| 511 | .lpm_width(16),
|
---|
[159] | 512 | .lpm_widths(4)) bus_miso_mux_unit (
|
---|
| 513 | .sel(bus_addr[31:28]),
|
---|
[90] | 514 | .data(int_bus_miso),
|
---|
| 515 | .result(mrg_bus_miso));
|
---|
| 516 |
|
---|
| 517 | lpm_mux #(
|
---|
[159] | 518 | .lpm_size(12),
|
---|
[90] | 519 | .lpm_type("LPM_MUX"),
|
---|
| 520 | .lpm_width(1),
|
---|
[101] | 521 | .lpm_widths(4)) bus_busy_mux_unit (
|
---|
| 522 | .sel(bus_addr[31:28]),
|
---|
[90] | 523 | .data(bus_busy),
|
---|
| 524 | .result(mrg_bus_busy));
|
---|
| 525 |
|
---|
| 526 | lpm_decode #(
|
---|
[159] | 527 | .lpm_decodes(12),
|
---|
[90] | 528 | .lpm_type("LPM_DECODE"),
|
---|
[101] | 529 | .lpm_width(4)) lpm_decode_unit (
|
---|
| 530 | .data(bus_addr[31:28]),
|
---|
[159] | 531 | .eq(bus_ssel));
|
---|
[90] | 532 |
|
---|
[159] | 533 |
|
---|
[59] | 534 | control control_unit (
|
---|
[90] | 535 | .clock(sys_clock),
|
---|
[59] | 536 | .rx_empty(usb_rx_empty),
|
---|
| 537 | .tx_full(usb_tx_full),
|
---|
| 538 | .rx_data(usb_rx_data),
|
---|
| 539 | .rx_rdreq(usb_rx_rdreq),
|
---|
| 540 | .tx_wrreq(usb_tx_wrreq),
|
---|
| 541 | .tx_data(usb_tx_data),
|
---|
[90] | 542 | .bus_wren(bus_wren),
|
---|
| 543 | .bus_addr(bus_addr),
|
---|
| 544 | .bus_mosi(bus_mosi),
|
---|
| 545 | .bus_miso(mrg_bus_miso),
|
---|
| 546 | .bus_busy(mrg_bus_busy),
|
---|
[59] | 547 | .led(LED));
|
---|
[45] | 548 |
|
---|
[84] | 549 | /*
|
---|
| 550 | altserial_flash_loader #(
|
---|
| 551 | .enable_shared_access("OFF"),
|
---|
| 552 | .enhanced_mode(1),
|
---|
| 553 | .intended_device_family("Cyclone III")) sfl_unit (
|
---|
| 554 | .noe(1'b0),
|
---|
| 555 | .asmi_access_granted(),
|
---|
| 556 | .asmi_access_request(),
|
---|
| 557 | .data0out(),
|
---|
| 558 | .dclkin(),
|
---|
| 559 | .scein(),
|
---|
| 560 | .sdoin());
|
---|
| 561 | */
|
---|
| 562 |
|
---|
[54] | 563 | endmodule
|
---|