Ti DSP 28335 EPWM 示例，使用EPWM发出脉宽调制波形。基于定时中断。-Ti DSP 28335 EPWM example, the use of pulse width modulation waveform EPWM issue. Based on the timer interrupt.

Ti DSP 28335 QEP 检测转速程序，基于定时中断，通过单位时间的脉冲数计算转速。-Ti DSP 28335 QEP speed detection program, based on the timer interrupt, the number of pulses per unit time through the calculation speed.

适合dsp28335用于测试实际工作的频率，当工作在150M时，电平切换的半周期为10s,可以通过示波器或者LED观察-code on dsp 28335 to measure current frequency

Used on TI' s DSP chip comes TMS320F28335 SPI functions to achieve SD card reader, SD card reader on the basis of the program and transplant support FAT32 file system fatfs, maximum support 32G SD capacity, with high reference value, there is no ques