reg flag;
reg Flag;
reg [7:0] irq_justify;
reg [7:0] Count;
reg [39:0] TX_ADDRESS = 40'b00110100_01000011_00010000_00010000_00000001 ;
//34,43,10,10,01
parameter TX_PLOAD_WIDTH =8'd4 ; // 数据通道有效数据宽度
parameter TX_ADR_WIDTH = 3'd5 ;// 5 字节宽度的发送/接收地址
// SPI(nRF24L01) commands
parameter READ_REG = 8'h00; // Define read command to register
parameter WRITE_REG = 8'h20;// Define write command to register
parameter RD_RX_PLOAD = 8'h61; // Define RX payload register address
parameter WR_TX_PLOAD = 8'hA0; // Define TX payload register address
parameter FLUSH_TX = 8'hE1; // Define flush TX register command
parameter FLUSH_RX = 8'hE2; // Define flush RX register command
parameter REUSE_TX_PL = 8'hE3; // Define reuse TX payload register command
parameter NOP = 8'hFF; // Define No Operation, might be used to read status register
// SPI(nRF24L01) registers(addresses)
parameter CONFIG = 8'h00; // 'Config' register address
parameter EN_AA = 8'h01 ;// 'Enable Auto Acknowledgment' register address
parameter EN_RXADDR = 8'h02; // 'Enabled RX addresses' register address
parameter SETUP_AW = 8'h03 ;// 'Setup address width' register address
parameter SETUP_RETR = 8'h04 ;// 'Setup Auto. Retrans' register address
parameter RF_CH = 8'h05 ;// 'RF channel' register address
parameter RF_SETUP = 8'h06 ;// 'RF setup' register address
parameter STATUS = 8'h07 ;// 'Status' register address
parameter OBSERVE_TX = 8'h08 ;// 'Observe TX' register address
parameter CD = 8'h09 ;// 'Carrier Detect' register address
parameter RX_ADDR_P0 = 8'h0A ;// 'RX address pipe0' register address
parameter RX_ADDR_P1 = 8'h0B ;// 'RX address pipe1' register address
parameter RX_ADDR_P2 = 8'h0C ;// 'RX address pipe2' register address
parameter RX_ADDR_P3 = 8'h0D ;// 'RX address pipe3' register address
parameter RX_ADDR_P4 = 8'h0E ;// 'RX address pipe4' register address
parameter RX_ADDR_P5 = 8'h0F ;// 'RX address pipe5' register address
parameter TX_ADDR = 8'h10 ;// 'TX address' register address
parameter RX_PW_P0 = 8'h11 ;// 'RX payload width, pipe0' register address
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