dianhulixiebofangzhen.slx

【C51】8路舵机 PROTEUS仿真+源程序.rar(8 the steering gear PROTEUS simulation+ source program)

51单片机的音乐播放例程，驱动蜂鸣器，包含8首音乐的源码，很难得的啊(51 Singlechip music player routines, buzzer driver, including eight music source, it is difficult to get ah)

Remote control driver for the TV-card based on bt829.

一份，NRF905的开发程序，在使用时，需根据自己的要求修改(A, NRF905 the development of procedures, in use, the need to modify according to their own requirements)

音频spdif格式编解码，可以将音频格式在i2s dsd以及spdif之间转换(Spdif audio codec)

本项目是基于Cortex-M3 的地沟油快速检测装置，旨在实现“地沟油”快速，现场检测。MCU控制可编程的直接数字频率合成器（DDS）产生正弦激励信号，经过可变增益放大器（VGA）和低通滤波器（LPF）作用于食用油阻抗传感器（实验室制作）信号经过仪器放大器送入微控制器（MCU）的模数转化（ADC）通道，MCU对采集的信号通过快速傅里叶变换（DFT）处理，实现食用油阻抗与相角的检测；USB和以太网接口，可与计算机通讯，以便对采集的数据进行存储和分析。(The project is based on the Cortex-M3 waste oil rapid detection device designed to achieve " waste oil" rapid, on-site testing. MCU control programmable direct digital frequency synthesizer (DDS) generates sinusoidal excitation signal through a variable gain amplifier (VGA) and a low-pass filter (LPF) acting on the oil-impedance sensor (lab produced) to send signals through the instrumentation amplifier into the microcontroller (MCU) modulo conversion (ADC) channels, MCU signal acquisition via Fast Fourier Transform (DFT) processing, oil resistance and phase angle detection USB and Ethernet interfaces, and computer communication, in order to collect data for storage and analysis.)

OBD II scan tool (ISO15031-4)

说明：  nrf52840驱动编写，芯片驱动，芯片手册 嵌入式单片机硬件编程单片机开发 蓝牙协议栈(nrf52840 driver preparation, chip driver, chip manual Embedded MCU hardware programming MCU development)

DAC DMA成功输出正弦波，详细说明在程序中都有备注(DAC DMA Successfully Output Sinusoidal Wave)

STM32通过SPI通信控制ADC采集脑电、眼电、心电数据，并将得到的数据通过串口与蓝牙通信后将其发送至PC端进行处理(STM32 collects the data of EEG, eye and ECG through the SPI communication control ADC, and sends the obtained data to the PC side after communication through the serial port.)