智能电池操作说明

1、34串智能电池组一、接口说明注意事项：使用时确保电池处于开机状态，且设备供电是由电池供电; 二、smbu数据读取操作简要说明智能电池：地址： 0 x16 （7bit 模式）最低位（ bito）0 : 写 1 : 读读数据格式：起始+ 地址（写（ 0 x16 ）+命令+重复起始 +地址（读 0 x17 ）+ （读参数 2 个） +pec （ 1 字节） +end 所有数据都为低字节在前如读容量百分比，命令为oxof，读取数据长度为2 字节起始 +0 x16 （写） +0 x08+ 重复起始+0 x17 （写） +datal （读）+ data h （读）+pec （1 字节读） +end 协议格

2、式如下图：智能电池第2页共 5 页1 7 1 8 1 1 了1 1 些 _ 1s_sgp addreeemr |a conur吕nd ccxie a_s_sinve adch?es rd a |p在亡吕byte low a _18 1 丄i 1【社日旳饪higkb ”hc _a |p1smbu 群细操作规范可以参考“ smbus 系统管理总线规范”smbus 通讯协议指令集见附表，通讯协议见附件；三、 使用注意事项及建议1、 建议smbus讯速率： 50100k ；2、 通信接口，不能和电池的b+,b-有短接现象；四、pec表及校验过程说明/* * pec 校验表* */ uchar cons

3、t pectable= 0 x00,0 x07,0 x0e,0 x09,0 x1c,0 x1b,0 x12,0 x15,0 x38,0 x3f,0 x36,0 x31,0 x 24,0 x23,0 x2a,0 x2d, 0 x70,0 x77,0 x7e,0 x79,0 x6c,0 x6b,0 x62,0 x65,0 x48,0 x4f,0 x46,0 x41,0 x 54,0 x53,0 x5a,0 x5d, 0 xe0,0 xe7,0 xee,0 xe9,0 xfc,0 xfb,0 xf2,0 xf5,0 xd8,0 xdf,0 xd6,0 xd1,0 x c4,0 xc3,0 xca,0

4、 xcd, 0 x90,0 x97,0 x9e,0 x99,0 x8c,0 x8b,0 x82,0 x85,0 xa8,0 xaf,0 xa6,0 xa1,0 x b4,0 xb3,0 xba,0 xbd, 0 xc7,0 xc0,0 xc9,0 xce,0 xdb,0 xdc,0 xd5,0 xd2,0 xff,0 xf8,0 xf1,0 xf6,0 x e3,0 xe4,0 xed,0 xea, 0 xb7,0 xb0,0 xb9,0 xbe,0 xab,0 xac,0 xa5,0 xa2,0 x8f,0 x88,0 x81,0 x86,0 x 93,0 x94,0 x9d,0 x9a,

5、智能电池第3页共 5 页0 x27,0 x20,0 x29,0 x2e,0 x3b,0 x3c,0 x35,0 x32,0 x1f,0 x18,0 x11,0 x16,0 x 03,0 x04,0 x0d,0 x0a, 0 x57,0 x50,0 x59,0 x5e,0 x4b,0 x4c,0 x45,0 x42,0 x6f,0 x68,0 x61,0 x66,0 x 73,0 x74,0 x7d,0 x7a, 0 x89,0 x8e,0 x87,0 x80,0 x95,0 x92,0 x9b,0 x9c,0 xb1,0 xb6,0 xbf,0 xb8,0 x ad,0 xaa,0 xa3,0

6、 xa4, 0 xf9,0 xfe,0 xf7,0 xf0,0 xe5,0 xe2,0 xeb,0 xec,0 xc1,0 xc6,0 xcf,0 xc8,0 x dd,0 xda,0 xd3,0 xd4, 0 x69,0 x6e,0 x67,0 x60,0 x75,0 x72,0 x7b,0 x7c,0 x51,0 x56,0 x5f,0 x58,0 x 4d,0 x4a,0 x43,0 x44, 0 x19,0 x1e,0 x17,0 x10,0 x05,0 x02,0 x0b,0 x0c,0 x21,0 x26,0 x2f,0 x28,0 x 3d,0 x3a,0 x33,0 x34,

7、0 x4e,0 x49,0 x40,0 x47,0 x52,0 x55,0 x5c,0 x5b,0 x76,0 x71,0 x78,0 x7f,0 x 6a,0 x6d,0 x64,0 x63, 0 x3e,0 x39,0 x30,0 x37,0 x22,0 x25,0 x2c,0 x2b,0 x06,0 x01,0 x08,0 x0f,0 x 1a,0 x1d,0 x14,0 x13, 0 xae,0 xa9,0 xa0,0 xa7,0 xb2,0 xb5,0 xbc,0 xbb,0 x96,0 x91,0 x98,0 x9f,0 x 8a,0 x8d,0 x84,0 x83, 0 xde,

8、0 xd9,0 xd0,0 xd7,0 xc2,0 xc5,0 xcc,0 xcb,0 xe6,0 xe1,0 xe8,0 xef,0 x fa,0 xfd,0 xf4,0 xf3 ；智能电池 pec 校验过程：从发送从机地址开始计算知道数据数据读取结束，最后一个字节数据为 pec 校验；例如：读取剩余容量百分比读取过程；pec 初值必须为 0; 智能电池第4页共 5 页pec = 0; 发送从机地址： 0 x16pec = pectablepec八 0 x16; 发送命令：0 x0f / 剩余容量pec = pectablepec八 0 x0f; 发送重复起始及读从机地址：0x17pec =

9、 pectablepec八 0x17 ; 读取数据： data1 pec = pectablepec八 data1; 读取数据： data2 pec = pectablepec八 data2; 读取 pec 设备反馈 pec 通过 cpu 端计算的 pec 和设备反馈的peg ?行比较，可以确认本次通信的数据是否准确无误；确保获取的数据准确性。附一：电池组数据指令集智能电池数据功能sbdata 函数名称命令码存取字节参数附注单位temperature 温度0x08 读2 电池组内部温度值0.1 voltage 电压0x09 读2 电池组电压mv current 电流0x0a 读2 输入或输岀电

10、池组的电流ma averagecurrent 平均电流0x0b 读2 1 分钟内的平均电流ma relativestateofcharqe 相对充电状态0x0d 读2 剩余容量百分比% absolutestateofcharae 绝对充电状态0x0e 读2 剩余容量比，相对dc % remaininacapacitv 剩余容量0x0f 读2 剩余容量mah 或 10mwh runtimetoemptv 剩余运行时间0x11 读2 根据当前电流预测剩余时间分钟智能电池第5页共 5 页averagetimetoempty平均放电时间0x12 读2 根据平均电流预测剩余时间分钟智能电池第6页共 5 页averagetimetofull 充满时间0x13 读2 根据平均电流预测剩余时间分钟chargingcurrent 充电电流0x14 读2 充电电流ma chargingvoltage 充电电压0x15 读2 充电电压mv cyclecount 循环次数0x17 读2 周期整数designcapacity 设计容量0x18 读2 设计容量mah 或 10mw