数字钟，实现整点报时以及校时功能，烟大数字逻辑课程实验。
Digital clock, realize the whole point timekeeping and school function, smoke large digital logic course experiment. (2013-11-08, VHDL, 496KB, 下载3次)
多功能数字电子表
（１）正常计时：秒（60）、分（60）、小时（24）计数；秒计时的频率为1Hz，数码管用动态扫描实时显示计时的小时、分、秒。
（２）整点报时：逢整点蜂鸣器在“59”分钟的第51、53、55、57秒发频率为512Hz的低音，在“59”分钟的第59秒发频率为1024Hz的高音。
（３）校时：
校小时, 显示小时数码管以4Hz的频率递增计数；
校分, 显示分数码管以4Hz的频率递增计数；
校秒, 秒清0。
其他：
1．晶振为12 MHz
2. 采用CPLD 器件为ALTERA 的EPM7064SL-44
3．采用数码管显示
Multifunction digital electronic watch (1) normal time: second (60), points (60), hours (24) counts second timing frequency of 1Hz, dynamic scanning real-time display of digital works timekeeping hour, minutes and seconds. (2) The whole point timekeeping: Every whole point of the buzzer in the " 59" minutes of 51,53,55,57 second frequency is 512Hz bass made in the " 59" minutes of the first 59 seconds made the treble frequency is 1024Hz . (3) school: school hours, hours of digital tube display frequency of 4Hz counts school hours, the display of digital 4Hz for counting school, seconds cleared. Others: 1. Crystal is 12 MHz 2. Using ALTERA CPLD device as the EPM7064SL-44 3. Using digital display (2013-08-20, VHDL, 503KB, 下载3次)
基于VHDL基于VHDL数字电子钟设计（时、分、秒），有校时，分频，倒计时流水灯灯功能。
Based on VHDL VHDL-based design of digital electronic clock (hours, minutes, seconds), there is the school, the frequency, the countdown water lights lamp function. (2012-01-04, VHDL, 2KB, 下载3次)
基于vhdl的数字钟,分别由6个数码管显示24小时、60分钟、60秒的计数显示；设有校时、校分、秒清零校正功能，分别由3个按键控制；验证可用。
On vhdl digital clock, respectively, by 6 digital tube display 24 hours, 60 minutes, 60 seconds of the count display with school hours, school hours, seconds, cleared correction function, respectively, by three buttons control verification is available. (2009-11-13, VHDL, 261KB, 下载3次)
1.计时功能采用24小时方式，显示小时、分钟、秒。
2.采用双键校时法，MODE和SET，前者选择始终模式（包括小时、分、秒校时），后者校时脉冲。
3.结果用6个共阳数码管显示。
1. Time functions the way the 24-hour, show hours, minutes, seconds. 2. The use of double bond at the Law School, MODE and SET, always choose the former model (including the hours, minutes and seconds when the school), the latter pulse school. 3. Results A total of six positive digital display. (2009-07-27, VHDL, 318KB, 下载3次)
本程序为模拟可校时的时钟程序；clk--时钟信号,rst--清零信号,set_en--校时 使能信号,faster--快进信号,slower--快退信号,hour--小时校时,min--分钟校 时,（hh,hl,ml,mh,sh,sl）--时，分，秒显示信号。 校时的时候，秒清零。 (2008-05-02, VHDL, 110KB, 下载2次)
http://www.pudn.com/Download/item/id/450976.html
电子钟（模式转换24/12进制，校时，校分）
Clock (24/12 hex mode conversion, school hours, school hours) (2010-07-09, VHDL, 102KB, 下载2次)
信号定义： clk： 标准时钟信号，本例中，其频率为4Hz； clk_1k： 产生闹铃音、报时音的时钟信号，本例中其频率为1024Hz； mode： 功能控制信号； 为0：计时功能； 为1：闹钟功能； 为2：手动校时功能； turn： 接按键，在手动校时功能时，选择是调整小时，还是分钟； 若长时间按住该键，还可使秒信号清零，用于精确调时； change： 接按键，手动调整时，每按一次，计数器加1； 如果长按，则连续快速加1，用于快速调时和定时； hour,min,sec：此三信号分别输出并显示时、分、秒信号， 皆采用BCD码计数，分别驱动6个数码管显示时间； alert： 输出到扬声器的信号，用于产生闹铃音和报时音； 闹铃音为持续20秒的急促的“嘀嘀嘀”音，若按住“change”键， 则可屏蔽该音；整点报时音为“嘀嘀嘀嘀—嘟”四短一长音； LD_alert： 接发光二极管，指示是否设置了闹钟功能； LD_hour： 接发光二极管，指示当前调整的是小时信号； LD_min： 接发光二极管，指示当前调整的是分钟信号。
Signal definition: clk: standard clock signal, in this case, the frequency of 4Hz clk_1k: generating an alarm sound, the sound of the chime of the clock signal, in this case a frequency of 1024Hz mode: function control signal to 0: timing functions 1: alarm clock function 2: Manual calibration function turn: take the keys, function in the manual when school choice is to adjust the hours, or minutes if long press the button, but also to second signal cleared for precise time-setting change: access key, manually adjust the time, every time you press, the counter is incremented if long press, then in quick succession by 1, when used to quickly tune and timing hour, min, sec: The three signals are output and display hours, minutes, seconds signal using BCD code are counted separately driven six digital tube display time alert: a signal output to the speaker for generating an alarm tone chime tone alarm tone sustained 20 seconds of rapid " Didi tick" sound, if the hol (2015-12-09, VHDL, 16KB, 下载2次)
数字钟，校时较分，显示,用元件例化写的vhdl文件，两个24进制，1个60进制计数器
Digital clock, when the school over the points, show cases with elements of writing vhdl file, two 24-band, a 60-ary counter (2014-03-03, VHDL, 457KB, 下载2次)
数字时钟，实现24小时数码管显示，可以实现按键校时
Digital clock, 24 hours to achieve digital display, you can achieve the key school (2016-06-17, VHDL, 1789KB, 下载2次)
数字钟；可以实现校时、走时、单独计时以及闹钟功能。
Digital clock can be achieved when the school, while walking alone timekeeping and alarm function. (2016-05-21, VHDL, 432KB, 下载2次)
显示时、分、秒，有手动校时功能，计时过程具有报时功能
Display hours, minutes, seconds, manual timing function, timing processes with chime (2016-03-26, VHDL, 13KB, 下载1次)
基于verilog简单数字时钟程序，可实现校时，校分功能
Based verilog simple digital clock procedures, can be achieved when the school, school division function (2016-07-03, VHDL, 1128KB, 下载1次)
数字电子钟的设计，振荡器产生稳定的高频脉冲信号,作为数字钟的时间基准,然后经过分频器输出标准秒脉冲。秒计数器满60后向分计数器进位,分计数器满60后向小时计数器进位,小时计数器按照“24翻1”规律计数。计数器的输出分别经译码器送显示器显示。计时出现误差时,可以用校时电路校时、校分。
Digital electronic clock design, stable high frequency oscillator generates a pulse signal as a digital clock time reference, and then passes through a divider output standard second pulse. Second counter at least 60 minutes after the binary counter, minute counter at least 60 hours after the binary counter, hour counter in accordance with the "24 turn a" regular count. The outputs of the counter is sent to the decoded display. Timing errors, you can use the circuit when the school when the school, school hours.
(2013-07-02, VHDL, 1469KB, 下载1次)
UFSC语言和硬件描述课程知识库，Araranguá校区。，
Repository for the Language and Hardware Description course at UFSC, Araranguá campus., (2023-03-02, VHDL, 0KB, 下载0次)