ADC芯片3421驱动程序
#ifndef MCP3421_H#define MCP3421_H#include "common.h"typedef enum mcp_div{ mcp_div_12 = 0, mcp_div_14, mcp_div_16, mcp_div_18,}mcp_div_e;typedef enum mcp_amp{ mcp_amp_x1 = 0, mcp_amp_2, mcp_amp_4, mcp_amp_8,}mcp_am.
