TI中文支持网我们电路上是使用GPIO 0在DS90UB954上输入，透传到913上输出，但是测量发现没有透传过去。相关的寄存器从器件里读出来如下所示。
DS90UB954 Registers Dump:
Reg[0x00]:0x60 Reg[0x01]:0x00 Reg[0x02]:0x1e Reg[0x03]:0x20 Reg[0x04]:0xdf Reg[0x05]:0x01 Reg[0x06]:0x00 Reg[0x07]:0xfe Reg[0x08]:0x1eReg[0x09]:0x1c Reg[0x0a]:0x78 Reg[0x0b]:0x78 Reg[0x0c]:0x81 Reg[0x0d]:0x09 Reg[0x0e]:0x00 Reg[0x0f]:0x01 Reg[0x10]:0x00Reg[0x11]:0x13 Reg[0x12]:0x13 Reg[0x13]:0x81 Reg[0x14]:0x13 Reg[0x15]:0x13 Reg[0x16]:0x13 Reg[0x17]:0x00 Reg[0x18]:0x00Reg[0x19]:0x00 Reg[0x1a]:0x00 Reg[0x1b]:0x00 Reg[0x1c]:0x00 Reg[0x1d]:0x00 Reg[0x1e]:0x04 Reg[0x1f]:0x02 Reg[0x20]:0x30Reg[0x21]:0x01 Reg[0x22]:0x00 Reg[0x23]:0x00 Reg[0x24]:0x00 Reg[0x25]:0x00 Reg[0x26]:0x00 Reg[0x27]:0x00 Reg[0x28]:0x00Reg[0x29]:0x00 Reg[0x2a]:0x00 Reg[0x2b]:0x00 Reg[0x2c]:0x00 Reg[0x2d]:0x00 Reg[0x33]:0x00 Reg[0x34]:0x40 Reg[0x35]:0x00Reg[0x36]:0x00 Reg[0x37]:0x00 Reg[0x39]:0x00 Reg[0x3a]:0x00 Reg[0x41]:0xa7 Reg[0x42]:0x71 Reg[0x43]:0x01 Reg[0x4a]:0x00Reg[0x4b]:0x12 Reg[0x4c]:0x01 Reg[0x4d]:0x13 Reg[0x4e]:0x04 Reg[0x4f]:0x18 Reg[0x50]:0xaa Reg[0x51]:0x00 Reg[0x52]:0x00Reg[0x53]:0x00 Reg[0x54]:0x00 Reg[0x55]:0x00 Reg[0x56]:0x00 Reg[0x57]:0x00 Reg[0x58]:0x58 Reg[0x59]:0x00 Reg[0x52]:0x00Reg[0x53]:0x00 Reg[0x54]:0x00 Reg[0x55]:0x00 Reg[0x56]:0x00 Reg[0x57]:0x00 Reg[0x58]:0x58 Reg[0x59]:0x00 Reg[0x5a]:0x00Reg[0x5b]:0xb0 Reg[0x5c]:0xb0 Reg[0x5d]:0x34 Reg[0x5e]:0x00 Reg[0x5f]:0x00 Reg[0x60]:0x00 Reg[0x61]:0x00 Reg[0x62]:0x00Reg[0x63]:0x00 Reg[0x64]:0x00 Reg[0x65]:0x34 Reg[0x66]:0x00 Reg[0x67]:0x00 Reg[0x68]:0x00 Reg[0x69]:0x00 Reg[0x6a]:0x00Reg[0x6b]:0x00 Reg[0x6c]:0x00 Reg[0x6d]:0x7f Reg[0x6e]:0x88 Reg[0x6f]:0x88 Reg[0x70]:0x2b Reg[0x71]:0x2c Reg[0x72]:0xe4Reg[0x73]:0x00 Reg[0x74]:0x00 Reg[0x75]:0x00 Reg[0x76]:0x00 Reg[0x77]:0xc5 Reg[0x78]:0x00 Reg[0x79]:0x01 Reg[0x7a]:0x00Reg[0x7b]:0x00 Reg[0x7c]:0x20 Reg[0x7d]:0x00 Reg[0x7e]:0x00 Reg[0x7f]:0x00 Reg[0xa5]:0x18 Reg[0xb0]:0x08 Reg[0xb1]:0x14Reg[0xb2]:0x3f Reg[0xb3]:0x08 Reg[0xb8]:0x8f Reg[0xb9]:0x33 Reg[0xba]:0x83 Reg[0xbc]:0x80 Reg[0xbe]:0x00 Reg[0xd0]:0x00Reg[0xd2]:0x94 Reg[0xd3]:0x02 Reg[0xd4]:0x60 Reg[0xd5]:0xf2 Reg[0xd8]:0x00 Reg[0xd9]:0x00 Reg[0xda]:0x00 Reg[0xdb]:0x00Reg[0xdc]:0x00 Reg[0xdd]:0x00 Reg[0xde]:0x00 Reg[0xdf]:0x00 Reg[0xf0]:0x5f Reg[0xf1]:0x55 Reg[0xf2]:0x42 Reg[0xf3]:0x39Reg[0xf4]:0x35 Reg[0xf5]:0x34 Reg[0xf8]:0x00 Reg[0xf9]:0x00
DS90UB913 Registers Dump:
Reg[0x00]:0xb0 Reg[0x01]:0x30 Reg[0x02]:0x20 Reg[0x03]:0xc7 Reg[0x04]:0x80 Reg[0x05]:0x14 Reg[0x06]:0x9d Reg[0x07]:0x00 Reg[0x08]:0x9cReg[0x09]:0x9c Reg[0x0a]:0x00 Reg[0x0b]:0x00 Reg[0x0c]:0x11 Reg[0x0d]:0x55 Reg[0x0e]:0x35 Reg[0x0f]:0x18 Reg[0x10]:0x17Reg[0x11]:0x65 Reg[0x12]:0x65 Reg[0x13]:0x00 Reg[0x14]:0x00 Reg[0x1e]:0xfe Reg[0x2a]:0x00 Reg[0x2d]:0x00 Reg[0x35]:0x00
user5966182：
回复 setphenzhou18:
927/928GPIO_REG6也遇到透传不过去的问题了，请问BC通道是设置928的Back Channel Enable吗？
