// 锁存地址always @ (negedge clk_iorposedge rst)beginif(rst)addr_latched <=8'h0;else if (ale_i)addr_latched <=#Tp port_0_io;end// 产生延迟信号always @ (posedge clk_i or posedge rst)beginif (rst)beginwr_i_q <= 1'b0;rd_i_q <=1'b0;endelsebeginwr_i_q <=#Tp wr_i;rd_...
.rx_i(rx_and_tx),.tx_o(tx),.irq_on(irq),.clkout_o(clkout));//产生 24 MHz 时钟initialbeginclk=0;forever #21 clk = ~clk;end//初始化initialbeginstart_tb = 0;cs_can = 0;rx = 1;extended_mode = 0;tx_bypassed = 0;rst_i = 1'b0;ale_i = 1'b0;rd_i = 1'b0;wr_i = ...
当写信号(wr)为高电平时,开始产生正跳变沿,并使clklx-enable为高电平,这样,正跳变沿产生完成即开始编码过程。将clk2x进行二分频可得到clklx,这样可使归零制的数据(nrz)与clklx相对应。此后再在clklx_enable高电平和clk2x正跳变的情况下,将归零制码(nrz)转换成相应的曼彻斯特码(meo)。最后,当写信号(wr)为...
WR to Data Disable Access Delay tDSW tDHW tDHW Data Valid to WR Deasserted Setup WR Deasserted to Data Invalid Hold Time; E_WHC4, 5 WR Deasserted to Data Invalid Hold Time; E_WHC4, 6 tWWR WR Deasserted to WR, RD Asserted 1 tEMICLK is the external memory interface clock period....
厂商: BURR-BROWN(德州仪器) 封装: VFQFN20 描述: IC CAN CONTROLLER 数据手册:下载TCAN4550RGYRQ1.pdf立即购买 数据手册 价格&库存 TCAN4550RGYRQ1 数据手册 TCAN4550-Q1 TCAN4550-Q1 SLLSEZ5C – JANUARY 2018 – REVISED OCTOBER 2020 SLLSEZ5C – JANUARY 2018 – REVISED OCTOBER 2020 www.ti.com...
clk1 : IN STD_LOGIC;wren : IN STD_LOGIC;dataa : IN STD_LOGIC_VECTOR( 7 downto 0);datab : IN STD_LOGIC_VECTOR( 7 downto 0);rdaddress : in STD_LOGIC_VECTOR( 4 downto 0);wraddress : IN STD_LOGIC_VECTOR( 4 downto 0);q : OUT STD_LOGIC_VECTOR(15...
TCAN1145DRQ1 厂商: BURR-BROWN(德州仪器) 封装: SOIC14 描述: AUTOMOTIVE ENHANCED CAN FD AND H 数据手册:下载TCAN1145DRQ1.pdf立即购买 数据手册 价格&库存 TCAN1145DRQ1 数据手册 TCAN1144-Q1, TCAN1145-Q1, TCAN1146-Q1 TCAN1144-Q1, TCAN1145-Q1, SLLSF80A – OCTOBER 2019 – REVISEDTCAN...