sxplugin

PLC Ladder Diagram Getting to Know GX IEC Developer

RTD2660 RTD2660H 源码 可点TTL LVDS屏 可做AV VGA DVI HDMI接口(RTD2660 RTD2660H source point TTL LVDS screen can do the AV VGA DVI HDMI Interface)

TM7711 是应用于电子秤低频测量的单通道模拟前端。 该器件可以接受直接来自传感器的低电平的 输入信号，然后产生串行的数字输出。利用 Σ-Δ 转换技术实现了 24 位无丢失代码性能。通过选定的输 入信号被送到一个基于模拟调制器的增益可编程专用前端。 片内数字滤波器处理调制器的输出信号， 通 过通信口发命令可调节滤波器的截止点和输出更新速率，从而对数字滤波器的第一个陷波进行编程。 TM7711 只需 2.6~5.5V 单电源供电。TM7711 是全差分模拟输入，带有一个基准输入。 TM7711 是一款用于高精度电子秤系统的理想产品，由于采用特殊的结构确保器件具有极低功耗， 并且内建有掉电模式以减少待机功耗。该芯片还具有集成度高、响应速度快、抗干扰强等优点，可以大 大降低电子秤系统的整机成本，提高整机系统的性能和可靠性。(TM7711 is used in electronic scales measuring the low-frequency single-channel analog front-end. The device can accept a low level directly the sensor Input signal, and then generates a serial digital output. Use Σ-Δ converter technology to achieve 24-bit no missing code performance. Via the selected output The signal is fed to an analog modulator based on a dedicated front-end programmable gain. Chip digital filter processing modulator output signal through Send commands over the communication port can adjust the filter cutoff and output update rate, and thus the first notch digital filter can be programmed. TM7711 only 2.6 ~ 5.5V single power supply. TM7711 is a fully differential analog input with a reference input. TM7711 is an ideal product for high-precision electronic scale systems, the use of a special structure to ensure that the device has a very low power consumption, And built-in power-down mode to reduce standby power consumption. The chip also features high integra)

这个源码是利用STM32驱动COG128128，并让其显示常用ASCII码字库的例子。液晶使用的控制器是UC1617，STM32使用的是R8T6。由于UC1617每次发送一个字节数据是写入4个像素点，而不是普通的8个像素点，所以传统的液晶驱动无法匹配普通字库生成软件生成的字库，在这个例子当中，通过修改底层通讯驱动的方式来“曲线救国”，实现可以在UC1617驱动下的COG128128液晶屏幕上调用字库显示。(This source is the use STM32 drive COG128128, and let it display the ASCII character common examples. LCD controller using the UC1617, STM32 using R8T6. Since UC1617 each time you send a byte of data is written to four pixels, rather than ordinary 8 pixels, so the traditional LCD driver can not match the general character generation software to generate the font, in this example, by modifying the underlying communication driven approach to "Quxianjiuguo" and realize you can call on COG128128 character driven LCD display screen UC1617.)

stm32开发，sd卡升级程序，仅供参考。(STM32 development, SD card upgrade program, for reference only.)

Proteus单片机仿真实例大全之 《lcd1602仿真实例》(Proteus MCU simulation Daquan the "lcd1602 simulation")

逆变器PQ和V/F控制，PSCAD模型，掌握分布式电源这两种控制很有用。(PQ and V/F control inverter, PSCAD model, master the distributed power supply this two kinds of control is very useful.)

msp430的串口通信程序 用msp430F247成功测试(uart communication)

说明：  stm32f103ADC采样程序，串口发送显示。(Stm32f103adc sampling program)

AD8638/AD8639：16V自稳零、轨到轨输出运算放大器(中文版PDF, 728 KB)(AD8638/AD8639: 16V Auto-Zero, Rail-to-Rail Output Operational Amplifier (Chinese edition PDF, 728 KB))