本程序为基于s3c2440的两路模拟信号检测电路的裸机驱动。程序检测出A/D转换后的模拟量并进行了电压换算。-This program is based the s3c2440 two-channel analog signal detection circuit of the bare metal drive. Procedures to detect the A/D converter analog voltage conversion.

AD检测。基于msp430FG4618的双通道单次采样，并在NOKIA5110液晶上显示电压值-AD detection. Based msp430FG4618 dual-channel single sample, and the voltage value displayed on the LCD NOKIA5110

调制信号通过AWGN信道包络检波，并且去掉直流分量。画出解调信号-AWGN channel modulated signal envelope detection, and remove the DC component of the demodulated signal to draw

（Guitar电容屏驱动）多点电容式触摸屏控制芯片Guitar，采用投 射式电容检测原理，由15个驱动通道与10个感应 通道组成触摸检测网络，通过内置模拟放大电路、 数字运算模块，及高性能MPU得到实时准确的触 摸信息，并通过I2C传输给主控芯片。实现“所 点即所得”的非凡用户体验。 Guitar可同时识别5个触摸点位的实时准确 位置，移动轨迹及触摸力度。并可根据主控需 要，读取相应点数的触摸信息。-(Guitar capacitive screen driver