5、OFF OFF OFF DH-SD(视频安防监控系统前端设备通讯协议)行业标准 ON OFF OFF OFF DAHUA OFF ON OFF OFF Pelco-D ON ON OFF OFF Pelco-P X X X X 保留 表1通讯协议选择 5 6 所选择的波特率 OFF OFF 9600bps ON OFF 4800bps OFF ON 2400bps ON ON 1200bps 表2波特率选择 7 8 奇偶校验 OFF OFF
6、 NONE(无校验) ON OFF EVEN(偶校验) OFF ON ODD(奇校验) ON ON NONE(无校验) 表3奇偶校验 3.2.球机ID地址设置拨码开关: 图3 高速球利用拨码开关设置地址号,编码方式采用二进制编码。 1~8位为有效位,最高地址位为255。 地址号的设置方法参见下表 地址 1 2 3 4 5 6 7 8 1 OFF OFF OFF OFF OFF OFF OFF OFF 1 ON OFF OFF OFF OFF O
7、FF OFF OFF 2 OFF ON OFF OFF OFF OFF OFF OFF 3 ON ON OFF OFF OFF OFF OFF OFF 4 OFF OFF ON OFF OFF OFF OFF OFF 5 ON OFF ON OFF OFF OFF OFF OFF 6 OFF ON ON OFF OFF OFF OFF OFF 7 ON ON ON OFF OFF OFF OFF OFF 8 OFF
8、 OFF OFF ON OFF OFF OFF OFF …… ………………………………………………………………… 254 OFF ON ON ON