Java 我收到从RS232到蓝牙的乱码信息
设备信息:“14/08/06”Java 我收到从RS232到蓝牙的乱码信息,java,android,bluetooth,char,buffer,Java,Android,Bluetooth,Char,Buffer,设备信息:“14/08/06” 变成=>'ᄆᄡᆵ0ᄌᆵ0ᄋ"ᆲ"ᄆ6…输出不是乱码,而是有符号字节 java中的字节是有符号字节;字节.最大值=127,字节.最小值=-128 WORD=-79 + 128 = 49 in ASCII 1 WORD=-76 + 128 = 52 in ASCII 4 WORD=-81 + 128 = 47 in ASCII / 谢谢!祝你的应用好运! WORD=34 WORD=39 **WORD=-79 WORD=-76 WORD=-81** WORD=48
变成=>'ᄆᄡᆵ0ᄌᆵ0ᄋ"ᆲ"ᄆ6…输出不是乱码,而是有符号字节 java中的
字节
是有符号字节;字节.最大值
=127,字节.最小值
=-128
WORD=-79 + 128 = 49 in ASCII 1
WORD=-76 + 128 = 52 in ASCII 4
WORD=-81 + 128 = 47 in ASCII /
谢谢!祝你的应用好运!
WORD=34
WORD=39
**WORD=-79
WORD=-76
WORD=-81**
WORD=48
......etc
WORD=-79 + 128 = 49 in ASCII 1
WORD=-76 + 128 = 52 in ASCII 4
WORD=-81 + 128 = 47 in ASCII /