XR18W753
REV. 1.0.0
2.6.1.1
I 2 C-bus Addressing
SINGLE CHIP 868MHZ TO 956MHZ RF TRANSCEIVER
The RF transceiver acts as an I 2 C slave. Four LSBs of I2C are mapped to external pins to support multiple
chips in one application. There are eight possible slave addresses that can be selected for the XR18W753
using the A3, A2, A1 and A0 address lines. The table below shows the different addresses that can be
selected. Note that A3 is always connected to GND.
A3
0
0
0
0
0
0
0
0
A2
0
0
0
0
1
1
1
1
A1
0
0
1
1
0
0
1
1
A0
0
1
0
1
0
1
0
1
I 2 C A DDRESS
0x60 (0110 000X)
0x62 (0110 001X)
0x64 (0110 010X)
0x66 (0110 011X)
0x68 (0110 100X)
0x6A (0110 101X)
0x6C (0110 110X)
0x6E (0110 111X)
9
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相关代理商/技术参数
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