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TI 工程师们,您好:
用主机DZ60通过I2C配置DS90UB914,从而配置DS90UB913,目前能通过I2C正常读写DS90UB914,914的IIC设备从地址是0xC0,913的IIC设备从地址是0xB0,设备别名也定义为0xB0;读取914的寄存器内容如下:
[TI914reg]
reg:0x00,Val:0x0a
reg:0x01,Val:0x04
reg:0x02,Val:0x00
reg:0x03,Val:0xe9
reg:0x04,Val:0x00
reg:0x05,Val:0x00
reg:0x06,Val:0xb0
reg:0x07,Val:0xb0
reg:0x08,Val:0xba
reg:0x09,Val:0x00
reg:0x0a,Val:0x00
reg:0x0b,Val:0x00
reg:0x0c,Val:0x00
reg:0x0d,Val:0x00
reg:0x0e,Val:0x00
reg:0x0f,Val:0x00
reg:0x10,Val:0xba
reg:0x11,Val:0x00
reg:0x12,Val:0x00
reg:0x13,Val:0x00
reg:0x14,Val:0x00
reg:0x15,Val:0x00
reg:0x16,Val:0x00
reg:0x17,Val:0x00
reg:0x18,Val:0x00
reg:0x19,Val:0x01
reg:0x1a,Val:0x00
reg:0x1b,Val:0x00
reg:0x1c,Val:0x02
reg:0x1d,Val:0x33
reg:0x1e,Val:0x33
reg:0x1f,Val:0x08
reg:0x20,Val:0xfe
reg:0x21,Val:0x17
reg:0x22,Val:0x00
reg:0x23,Val:0x00
reg:0x24,Val:0x08
reg:0x25,Val:0x00
reg:0x26,Val:0x00
reg:0x27,Val:0x00
reg:0x28,Val:0x00
reg:0x29,Val:0x20
reg:0x2a,Val:0x00
reg:0x2b,Val:0x00
reg:0x2c,Val:0x00
reg:0x2d,Val:0x08
reg:0x2e,Val:0x00
reg:0x2f,Val:0x00
reg:0x30,Val:0x00
reg:0x31,Val:0x00
reg:0x32,Val:0x00
reg:0x33,Val:0x25
reg:0x34,Val:0xfa
reg:0x35,Val:0x00
reg:0x36,Val:0x00
reg:0x37,Val:0x00
reg:0x38,Val:0x00
reg:0x39,Val:0x00
reg:0x3a,Val:0x18
reg:0x3b,Val:0x60
reg:0x3c,Val:0x00
reg:0x3d,Val:0x00
reg:0x3e,Val:0x00
reg:0x3f,Val:0x10
reg:0x40,Val:0x82
reg:0x41,Val:0x82
reg:0x42,Val:0x00
reg:0x43,Val:0x35
reg:0x44,Val:0x00
reg:0x45,Val:0x00
reg:0x46,Val:0x00
reg:0x47,Val:0x00
reg:0x48,Val:0x00
reg:0x49,Val:0x08
reg:0x4a,Val:0x00
reg:0x4b,Val:0x00
reg:0x4c,Val:0x00
reg:0x4d,Val:0x20
reg:0x4e,Val:0x00
从914寄存器内容可以看到,0x06寄存器内容是913的IIC从地址,但是0x1C寄存器中LOCK信号为低,不知道这样是否证明913与914的连接是正常的?而且无法正常读写913寄存器,在此请问对DS90UB913进行读写该如何操作,具体读写寄存器流程是什么样的呢?谢谢!
我的913读写过程如下:
通过914写913的寄存器:start->B0->data->stop
通过914读913的寄存器:start->B0->reg->stop->start->B1->data->stop
不知道我这样操作有什么问题,请看到的各路大神指点一下,谢谢!