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key_prog
- 简单易懂的4*4键盘扫描及显示程序。对编写其他形式的键盘扫描程序有一定的指导意义.-easy-to-read 4 * 4 keyboard and display program. To the preparation of other forms of keyboard scan procedures are certain guiding significance.
vhdl_i2c
- 7． IIC 接口EEPROM 存取实验 按动开发板键盘某个键CPLD 将拨码开关的数据写入EEPROM 的某个地址，按动另 外一个键，将刚写入的数据读回CPLD，并在数码管上显示。帮助读者掌握I2C 的总线协 议和EEPROM 的读写方法。-7. IIC EEPROM Access Interface Development Board experimental pressed a button keyboard CPLD code will go into the data sw
verilog-PS2.rar
- 在FPGA内，实现PS2键盘数据读取功能，verilog源代码,In the FPGA, achieving PS2 keyboard data read functions, verilog source code
IBM_PC
- This code allows you to read character from keyboard IBM PC
PS_2
- 此模块用于"PS/2接口的鼠标或键盘"与"具有外部读写的8位并口单片机"双向通信模块. Verilog HDL语言编写,在Quartus II 8.1 (32-Bit)软件中编译,并下载至EPM7128SLC84-10芯片中通过. 文件中有详细的注解. 此模块具有对于PS/2时钟和数据线的滤波功能,这样减少外部干扰，保证通信的可靠性！ -This module for the "PS/2 mouse or keyboard interface" and "read
keyboard
- 键盘输入实验 实验要求：利用实验板上的4×3小键盘，当检测到有键按下时，读取按键值并在LED数码管中显示该值。-Keyboard input test test requirements: use of experimental board 4 × 3 keypad when a key is detected, the read key value and the LED digital display the value.
scan_keyboard
- 读取4*4键盘的键值，并用数码管显示，我写的，值得下载！-Read 4* 4 keyboard keys, and digital display, I wrote, it is worth downloading!
PS2
- 使用FPGA读取键盘的例子，同时读取数据可以由数码管显示。-Read the keyboard to use the example of FPGA, at the same time data can be read by the digital display.
key
- Verilog HDL编写的键盘扫描程序，考虑了判断按键弹起的问题。程序按一定的频率用低电平循环扫描行线，同时检测列线的状态，一旦判断有一列为低则表示有键被按下，停止扫描并保持当前行线的状态，再读取列线的状态从而得到当前按键的键码；等待按键弹起：检测到各列线都变成高点平后，重新开始扫描过程，等待下一次按键。-Written in Verilog HDL keyboard scanner, taking into account to determine key bounce problem. P
PS2
- CPLD 上实现 PS2键盘协议，可以读取PS2键盘，然后用串口发送，CPLD为Altera的EPM240-CPLD to achieve PS2 keyboard protocol, you can read the PS2 keyboard, serial port and then send, CPLD for Altera' s EPM240
i2c
- 按动开发板键盘某个键CPLD将拨码开关的数据写入EEPROM的某个地址，按动另外一个键，将刚写入的数据 -- 读回CPLD，并在数码管上显-Pressing a button keyboard CPLD development board DIP switches, the data will be written to EEPROM in an address, pressing another key, the newly written data- read back CPLD, an
key44
- VHDL描述4*4标准矩阵键盘扫描读取并点亮对应的LED灯，试验已经通过。可能还差一些按键的防抖，但不影响整体测试-VHDL descr iption of the standard 4* 4 matrix keyboard scan read and the corresponding LED lights lit the pilot had been adopted. Stabilization may be even worse some of the buttons, it does n
PS2_kebord_controller
- PS2键盘控制器的VHDL源码，用FPGA直接读取键盘的输入并显示。-PS2 keyboard controller VHDL source code, with a direct FPGA to read keyboard input and displayed.
SRAM_WR
- 实现对SRAM的读写。具体功能：在DE2开发板上通过键盘SW0-SW3输入数据存入SRAM中，同时LEDR0=LEDR3显示输入数据；SW17控制SRAM的输入与读出，LEDR4-LEDR7显示读出结果。-To achieve the SRAM read and write. Specific features: In the DE2 development board via the keyboard SW0-SW3 input data into the SRAM, while LEDR0
DDS-SIN
- 基于DDS原理的幅度，频率可调的正弦波发生器，内含单片机读键盘和1602的显示程序-DDS based on the principle of amplitude, frequency tunable sine wave generator that contains 1602 microcontroller read the keyboard and display program
PLD
- PLD实验代码，包括格雷码计数器、键盘扫描和LED点阵显示、SRAM读写、LCD12864显示汉字。-PLD experimental code, including the Gray code counter, keyboard scanning and LED dot matrix display, SRAM read and write, LCD12864 display Chinese characters.
CPLD1270-I2C
- I2C总线是一种非常常用的串行总线，它操作简便，占用接口少。本程序介绍操作一个I2C总线接口的EEPROM AT24C02的方法，使用户了解I2C总线协议和读写方法。 实验过程是：按动开发板键盘某个键CPLD将拨码开关的数据写入EEPROM的某个地址，按动另外一个键，将刚写入的数据读回CPLD，并在数码管上显示。(sw0为写入，sw1为读出）-I2C bus is a very popular serial bus, it is simple, taking less interface.
test_42(NEW)
- verilog矩阵键盘扫描程序,编写简单易懂，4X4矩阵键盘读取，比通常的编写更加简单-verilog matrix keyboard scanner, writing easy to understand, 4X4 matrix keyboard to read, write more than the usual simple
teclado_depurado
- Verilog modelue to read a ps2 keyboard, designed to tested with a spartan 3 fpga, documetation is insadie the package
键盘实验文件_modify
- 键盘数据读取，并显示在数码管上，速度可达到100M频率(Read the keyboard data, and display on the digital tube, frequency speed can reach 100M)