aTmega16做的简易信号发生器，能够产生正弦波、方波、三角波、锯齿波、反向锯齿波、心电图、噪声，频率范围 0 ~ 65534Hz，还有一个高速输出口能输出1, 2, 4 ,8MHz信号 振幅0-10V，直流偏置范围-5V~5V，频率步进1, 10, 100, 1000, 10000Hz，能够保存设置。



电路由AVR最小系统、R-2R电阻网络组成的DAC电路、LM358放大电路、按键、LCD显示构成。



熔丝：HIGH = 0×59

LOW = 0xCF-aTmega16 do a simple signal generator can produce sine, square, triangle wave, sawtooth, reverse sawtooth, ECG, noise, frequency range 0 ~ 65534Hz, there is a high-speed output port can output 1, 2, 4, 8MHz signal　amplitude 0-10V, DC bias range-5V ~ 5V, frequency step 1, 10, 100, 1000, 10000Hz, be able to save the settings. The minimum system circuit AVR, R-2R resistor network consisting of the DAC circuit, LM358 amplifier, key, LCD display composition. Fuse: HIGH = 059 LOW = 0xCF