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Description: 51单片机与MAX 7219连接，可一次性驱动8位数码管，绝对正确
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Size: 13045 |
Author: 冯建超 |
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Description: 51单片机与MAX 7219连接，可一次性驱动8位数码管，绝对正确-MAX 7219 with 51 single-chip connections can be a one-time 8-bit digital tube-driven, absolutely right
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Size: 12288 |
Author: 冯建超 |
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Description: 有关max7219的资料，汇编以及C语言驱动源程序-Max7219-related information, as well as the C language compilation of driver source
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Size: 1965056 |
Author: 路晓 |
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Description: 美信公司 max7219/7221 英文字料-max 7219/7221 datasheet
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Size: 442368 |
Author: gengbo |
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Description: 7289的资料与程序,大家看看好不好,希望对偶给点指点-7289 data and procedures, we look good, hope even to the point of pointing
Platform: |
Size: 1541120 |
Author: 张红芳 |
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Description: MAX7219驱动,用于数码管静态显示，用较少的IO口控制数码管-max 7219 driver
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Size: 78848 |
Author: apple |
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Description: 本系统采用了以Altera芯片EPF10K10LC84-4和单片机仿真器伟福H51/S POD-H8X5X 为核心，同时辅有8位七段数码管和7219数码管驱动芯片。设计使用max+plus2，keil3和伟福开发环境，其中FPGA计数功能，FPGA与单片机的接口通信，单片机计算数据并驱动显示模块等功能。
系统实现了4hz~12Mhz频率的测量，并利用科学计数法显示。测量相对误差在0.005 以内，每个频段均显示6位有效数字。
本系统的特点在于高精度，显示界面科学友好。硬件部分VHDL语言描述简洁明快，单片机C语言算法仔细精巧。
关键词：等精度，频率计，FPGA,单片机
-This system USES to EPF10K10LC84-4 and Altera chip microcontroller simulators weifu H51/S POD-H8X5X as the core, and auxiliary has eight seven period of digital the and 7219 digital tube drive chip. Design the Max+ plus2, keil3 and weifu development environment, including FPGA count function, FPGA and single-chip microcomputer interface communication, single chip computer data and drive display module etc. Function.
The system realizes the 4 hz ~ 12 Mhz frequency measurement, and use of scientific notation display. Measuring relative error within 0.005 , each frequency band all showed that six effective digital.
This system is characterized by high precision, display interface science friendly. Hardware VHDL language description is concise and lively, SCM C language carefully algorithm is exquisite.
Key words:, accuracy, the frequency meter, FPGA, microcontroller
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Size: 552960 |
Author: 穆环 |
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Description: This max 7219 led controlling unit and Micro controller unit using 89S52
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Size: 22528 |
Author: Javed |
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