#include?

#define?DHT11_INPUT???P2DIR?&=?~BIT0
#define?DHT11_OUTPUT??P2DIR?|=?BIT0
#define?DHT11_H???????P2OUT?|=?BIT0
#define?DHT11_L???????P2OUT?&=?~BIT0
#define?DHT11_VAL?????（P2IN?&?BIT0）

unsigned?char?flag;
unsigned?char?aa;
unsigned?char?M0[5]?=?{“0““0““0““0““0“};
unsigned?char?H0[5]?=?{“0““0““0““0““0“};
unsigned?char?datacrc;

const?unsigned?char?tishi[]?=?{“溫濕度檢測系統(tǒng)“};
unsigned?char?tishi1[]?=?{“humi=“};
unsigned?char?tishi2[]?=?{“temp=“};

void?ClkInit（）
{
????char?i;
???/*------選擇系統(tǒng)主時(shí)鐘為8MHz-------*/
????BCSCTL1?&=?~XT2OFF;?????????????????//打開XT2高頻晶體振蕩器
????do
????{
????????IFG1?&=?~OFIFG;?????????????????//清除晶振失敗標(biāo)志
????????for?（i?=?0xFF;?i?>?0;?i--）;?????//等待8MHz晶體起振
????}
????while?（（IFG1?&?OFIFG））;?????????????//晶振失效標(biāo)志仍然存在？
????BCSC