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[Embeded-SCM DevelopDAC0832

Description: D/A数字模拟转换模块采用的是DAC0832芯片,该芯片为双列直插20脚封装,最高转换速率为1MHz,管脚定义如3所示。在实验板中,D/A模块输入直接与FPGA相连,输出接口为OUTPUT,由于DAC0832芯片为电流输出,后面跟两级运算放大器将电流输出转换成电压输出,具体电路参见DAC0832数据手册,运放采用TL081芯片。 DAC0832可直接进行数据输出完成DA转换,无需其他控制信号-D/A digital analog conversion module is DAC0832 chip, the chip is 20 pin dual in-line package, the maximum conversion rate of 1MHz, pin as defined in 3 below. In the experiment board, D/A module and the FPGA directly connected to input and output interface for the OUTPUT, as DAC0832 chip current output, followed by two operational amplifiers to convert the current output voltage output, see the DAC0832 data sheet specific circuit, op amp using TL081 chip. DAC0832 data output can be directly completed DA conversion, no additional control signals
Platform: | Size: 2048 | Author: 筱筱 | Hits:

[Embeded-SCM DevelopDAC0832

Description: 设计以89C51单片机、ADC、DAC等电路和运放电路组成的被控对象构成的单闭环反馈控制系统。 1. 硬件电路设计:89C51最小系统加上模入电路ADC0809和模出电路TLC7528;由运放构成的被控对象。 2. 控制算法:增量型的PID控制。 3. 软件设计:主程序、定时中断程序、A/D转换程序、滤波程序、D/A输出程序、PID控制程序等-Design 89C51 microcontroller, ADC, DAC and op amp circuits such as circuits composed of single-charged objects constitute the feedback loop. 1. Hardware Circuit Design: 89C51 minimum system model into the circuit with a circuit model ADC0809 and TLC7528 by the op amp form of controlled object. 2. Control Algorithm: Incremental of PID control. 3. Software design: the main program, timer interrupt program, A/D conversion process, filtering process, D/A output process, PID control procedures
Platform: | Size: 2048 | Author: a316789966 | Hits:

[VHDL-FPGA-Verilogshukongdianyayuan

Description: 本设计以AT89S52单片机为核心控制芯片,实现数控直流电源功能的方案。设计采用8位精度的DA转换器DAC0832、三端可调稳压器LM350和一个UA741运算放大器构成稳压源,实现了输出电压范围为0V~+9.9V,电压步进0.1V的数控稳压电源,最大纹波只有10mV,具有较高的精度与稳定性。-The design AT89S52 microcontroller as the core control chip, digital DC power supply features program. Design uses 8-bit precision DA converter DAC0832, LM350 three-terminal adjustable regulator and pose a UA741 op-amp voltage source to achieve the output voltage range of 0V ~+9.9 V, 0.1V step voltage regulator NC power, the maximum ripple is only 10mV, with high precision and stability.
Platform: | Size: 221184 | Author: 李亚军 | Hits:

[VHDL-FPGA-VerilogDAC

Description: 利用DAC0832产生的正斜率斜波接到运放的正输入端,可调电位器的输出电压接到运放的负输入端,运放输出端信号引到CPLD器件所对应的输入检测管脚。最后通过CPLD将被测电压显示到数码管上-DAC0832 to produce a positive slope ramp receiving the output voltage of the op amp positive input terminal of the adjustable potentiometer received negative input of op amp, op amp output signal lead to the detection of the corresponding input pin CPLD devices. Finally, through the CPLD, the measured voltage to the digital tube
Platform: | Size: 16384 | Author: chen | Hits:

[SCMsheji

Description: 题 目:基于单片机的直流电机调速控制器设计 设计要求: (1)利用单片机、DAC0832及运放实现直流电机的正转 反转、升速、降速控制。 (2)电机运行方式由按键设定。-Title: Microcontroller based DC motor speed controller design Design requirements: (1) the use of single-chip, DAC0832 and op amp DC Motor Forward Reverse, acceleration, deceleration control. (2) motor operation mode is set by the button.
Platform: | Size: 1024 | Author: 古月 | Hits:

[SCMWaverProductBasedOn51

Description: 可产生4种波形:方波、正弦波、锯齿波、三角波。通过按键进行波形切换及频率调节。波形幅值通过电位器调节。采用51单片机+DAC0832+运放+独立按键设计,实现简易信号(波形)发生器功能。资料含C语言源程序、PROTEL格式原理图及PCB图、仿真文件及WORD说明文档,是制作易信号发生器比较好的参考。(Can produce 4 kinds of waveform: square wave, sine wave, sawtooth wave, triangle wave. Waveform switching and frequency regulation by buttons. The waveform amplitude is adjusted by potentiometer. Using 51 single chip +DAC0832+ op amp + independent button design, to achieve a simple signal (waveform) generator function. Data containing C language source code, PROTEL format schematics and PCB diagram, simulation files and WORD documentation, is the production of easy signal generator is a good reference.)
Platform: | Size: 1175552 | Author: kari | Hits:

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