adc conversion using controller

ATmega8做的USB方向盘控制器代码。目前支持光电和ADC轴输入，16个按键。-The ATmega8 do USB steering wheel controller code. Currently supports photoelectric and ADC input shaft, 16 keys.

ADC TUTORIAL MICROCHIP CONTROLLER

LPC213x系列底层硬件驱动函数库，包含：GPIO、UART、I2C、SPI、SSP、PWM、定时计数器、ADC、DA、实时时钟、看门狗、中断控制器、锁相环PLL、IAP等，有使用说明和源码分析。-LPC213x series of underlying hardware driver library, including: GPIO, UART, I2C, SPI, SSP, PWM, timer counter, ADC, DA, real-time clock, watchdog, in