I2C_Rxdoublep - Receive Buffer Double Data Peek Register; I2C_Txdata - Transmit Buffer Data Register - Silicon Laboratories EFR32xG21 Wireless Gecko Reference Manual

21.5.13 I2C_RXDOUBLEP - Receive Buffer Double Data Peek Register

Offset
0x030
Reset
Access
Name
Bit Name
31:16 Reserved
15:8 RXDATAP1
Second byte read from buffer. Buffer is not emptied on read access.
7:0 RXDATAP0
First byte read from buffer. Buffer is not emptied on read access.

21.5.14 I2C_TXDATA - Transmit Buffer Data Register

Offset
0x034
Reset
Access
Name
Bit Name
31:8 Reserved
7:0 TXDATA
Use this register to write a byte to the transmit buffer.
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Bit Position
Reset Access Description
To ensure compatibility with future devices, always write bits to 0. More information in
ventions
0x0 R RX Data 1 Peek
0x0 R RX Data 0 Peek
Bit Position
Reset Access Description
To ensure compatibility with future devices, always write bits to 0. More information in
ventions
0x0 W TX Data
Reference Manual
I2C - Inter-Integrated Circuit Interface
Rev. 0.4 | 597
1.2 Con-
1.2 Con-