LCD12864-TEST.rar_Verilog字库_lcd显示verilog_veriloglcd12864资源-CSDN文库

共101个文件

cdb：12个

hdb：9个

qmsg：9个

版权申诉

57 浏览量 2022-09-14 21:29:10 上传评论收藏 3.21MB RAR 举报

LCD12864是一种常见的点阵液晶显示器，常用于嵌入式系统和电子设备中显示文本和简单图形。在Verilog HDL（硬件描述语言）中，驱动LCD12864是一项基本任务，特别是在设计自定义FPGA或ASIC芯片时。本项目名为"LCD12864-TEST.rar"，它提供了使用Verilog实现LCD12864显示英文的解决方案。在Verilog中，设计LCD12864驱动器涉及到以下几个关键知识点： 1. **LCD12864接口**：LCD12864通常有多个控制引脚，包括数据线（D0-D7），读/写选择（RS），读/写信号（R/W），使能信号（E），以及背光电源等。理解这些引脚的功能是设计驱动程序的基础。 2. **Verilog模块设计**：Verilog中，你需要创建一个模块来表示LCD12864驱动器，这个模块将包含这些控制信号的输入和输出。模块的设计应当考虑时序控制，以确保在正确的时间发送正确的命令和数据。 3. **命令和数据传输**：LCD12864需要特定的指令集来设置显示模式、清屏、移动光标等。在Verilog中，你需要编写逻辑来生成这些指令，并在适当的时钟周期内发送到LCD。同时，还要处理数据传输，包括字符编码和点阵数据的发送。 4. **字库处理**：由于LCD12864带有字库，这意味着它可以显示预定义的字符集，无需外部存储器支持。在Verilog设计中，字库通常被编码为查找表，以便根据ASCII码或自定义编码快速找到对应的字符点阵。 5. **同步与异步通信**：在Verilog中，你可能需要处理同步（如时钟驱动）和异步（如中断）的通信。例如，LCD的使能信号通常是一个脉冲，需要精确的时序控制来确保数据正确传输。 6. **状态机**：为了管理复杂的控制序列，通常会使用状态机来实现。状态机可以跟踪当前正在进行的操作（如发送命令、发送数据、等待响应等），并根据内部状态和外部事件进行转换。 7. **仿真与硬件验证**：完成Verilog代码后，需要进行仿真以验证其功能是否正确。这可以通过使用像ModelSim这样的工具进行波形分析。之后，代码可能需要在FPGA上进行硬件验证，确保在实际硬件上的行为与仿真结果一致。在这个"LCD12864-TEST"项目中，文件列表可能包含了源代码（.v文件）和测试平台（.tb文件），以及可能的配置文件或波形文件。通过这些文件，你可以学习如何将Verilog语言应用到实际的硬件设计中，特别是对于LCD显示这种常见的嵌入式系统需求。理解并掌握这些知识，对深入学习数字电路设计和嵌入式系统开发至关重要。

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LCD12864-TEST.rar_Verilog字库_lcd显示 verilog_verilog lcd12864 （101个子文件）

LCD12864.v.bak 6KB

LCD12864.cmp.bpm 655B

LCD12864.map.bpm 622B

LCD12864.root_partition.map.cbp 180B

LCD12864.root_partition.cmp.cbp 180B

LCD12864.cmp.cdb 24KB

LCD12864.root_partition.cmp.cdb 11KB

LCD12864.(0).cnf.cdb 9KB

LCD12864.pre_map.cdb 8KB

LCD12864.rtlv_sg.cdb 8KB

LCD12864.map.cdb 8KB

LCD12864.root_partition.map.cdb 7KB

LCD12864.sgdiff.cdb 7KB

LCD12864.idb.cdb 4KB

LCD12864.map_bb.cdb 1KB

LCD12864.amm.cdb 294B

LCD12864.rtlv_sg_swap.cdb 177B

LCD12864.cdf 331B

logic_util_heursitic.dat 8KB

LCD12864.db_info 138B

LCD12864.tiscmp.slow_1200mv_0c.ddb 176KB

LCD12864.tiscmp.slow_1200mv_85c.ddb 176KB

LCD12864.tiscmp.fast_1200mv_0c.ddb 174KB

LCD12864.tiscmp.fastest_slow_1200mv_0c.ddb 118KB

LCD12864.tiscmp.fastest_slow_1200mv_85c.ddb 118KB

LCD12864.asm_labs.ddb 28KB

LCD12864.tis_db_list.ddb 231B

LCD12864.root_partition.cmp.dfp 33B

LCD12864.done 26B

LCD12864.dpf 239B

LCD12864.root_partition.map.dpi 1KB

LCD12864.cmp.hdb 12KB

LCD12864.root_partition.cmp.hdb 12KB

LCD12864.sgdiff.hdb 11KB

LCD12864.map.hdb 11KB

LCD12864.root_partition.map.hdb 11KB

LCD12864.pre_map.hdb 11KB

LCD12864.rtlv.hdb 11KB

LCD12864.map_bb.hdb 8KB

LCD12864.(0).cnf.hdb 2KB

LCD12864.hier_info 868B

LCD12864.hif 3KB

LCD12864.cycloneive_io_sim_cache.31um_ff_1200mv_0c_fast.hsd 724KB

LCD12864.cycloneive_io_sim_cache.31um_ss_1200mv_0c_slow.hsd 720KB

LCD12864.cycloneive_io_sim_cache.31um_ss_1200mv_85c_slow.hsd 714KB

LCD12864.lpc.html 430B

LCD12864.root_partition.map.kpt 8KB

LCD12864.map.kpt 8KB

LCD12864.cmp_merge.kpt 206B

LCD12864.cmp.kpt 201B

LCD12864.root_partition.cmp.kpt 199B

LCD12864.cmp.logdb 11KB

LCD12864.map_bb.logdb 4B

LCD12864.map.logdb 4B

LCD12864.root_partition.cmp.logdb 4B

LCD12864.pin 57KB

LCD12864.pof 2MB

LCD12864_assignment_defaults.qdf 43KB

prev_cmp_LCD12864.qmsg 92KB

LCD12864.sta.qmsg 42KB

prev_cmp_LCD12864.tan.qmsg 26KB

LCD12864.fit.qmsg 24KB

prev_cmp_LCD12864.fit.qmsg 24KB

LCD12864.map.qmsg 22KB

prev_cmp_LCD12864.map.qmsg 21KB

LCD12864.asm.qmsg 3KB

prev_cmp_LCD12864.asm.qmsg 2KB

LCD12864.qpf 905B

LCD12864.qsf 4KB

LCD12864.qws 532B

LCD12864.root_partition.cmp.re.rcfdb 11KB

LCD12864.root_partition.cmp.rcfdb 9KB

LCD12864.sta.rdb 28KB

LCD12864.cmp.rdb 24KB

LCD12864.asm.rdb 1KB

LCD12864.lpc.rdb 388B

README 653B

LCD12864.sta.rpt 285KB

LCD12864.fit.rpt 188KB

LCD12864.map.rpt 121KB

LCD12864.tan.rpt 62KB

LCD12864.flow.rpt 10KB

LCD12864.asm.rpt 9KB

LCD12864.sld_design_entry_dsc.sci 197B

LCD12864.sld_design_entry.sci 197B

LCD12864.fit.smsg 513B

LCD12864.map.smsg 130B

LCD12864.sof 1.12MB

LCD12864.sta.summary 2KB

LCD12864.tan.summary 965B

LCD12864.fit.summary 610B

LCD12864.map.summary 462B

LCD12864.syn_hier_info 0B

LCD12864.sta_cmp.8_slow_1200mv_85c.tdb 22KB

LCD12864.tmw_info 259B

LCD12864.smp_dump.txt 13KB

LCD12864.lpc.txt 1KB

LCD12864.smart_action.txt 6B

LCD12864.v 6KB

共 101 条

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