Wiring Diagram

Jiangsu JWT Electronics Shares CO.,Ltd.
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I2C features
I2C device slave mode
optional features
Standard mode – 100kbps
Yes
Fast mode – 400 kbps
Yes
Fast mode plus – 1000 kbps
Yes
High speed mode – 3200 kbps
No
Clock stretching
No
10-bit slave address
No
General call address
No
Software reset
No
Device id
No
I2C device address
In I2C mode, the device address of the chip is as follows:
A6
A5
A4
A
A3
A
A2
A1
A0
R/W
0
1
SPI_MOSI
decide
1
1
0
0
0
0
Read=1
Write=0
Notes:
1. In the FIFO data in the access register 0x28, the chip needs 450ns to find the correct
pointer address read by FIFO.
2. When reading FIFO data in register 0x28, at least wait for 450ns. When reading other
registers, T5min=41.5ns
Eleven: Partial register description
RF Synthesizer TX/RX control Register 0x00 default : 0x0030
Bit
Name
R/W Description
Default