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RM0365
28.7.10
Receive data register (I2C_RXDR)
Address offset: 0x24
Reset value: 0x0000 0000
Access: No wait states
31
30
29
Res.
Res.
Res.
Res.
15
14
13
Res.
Res.
Res.
Res.
Bits 31:8 Reserved, must be kept at reset value.
Bits 7:0 RXDATA[7:0] 8-bit receive data
Data byte received from the I
28.7.11
Transmit data register (I2C_TXDR)
Address offset: 0x28
Reset value: 0x0000 0000
Access: No wait states
31
30
29
Res.
Res.
Res.
Res.
15
14
13
Res.
Res.
Res.
Res.
Bits 31:8 Reserved, must be kept at reset value.
Bits 7:0 TXDATA[7:0] 8-bit transmit data
Data byte to be transmitted to the I
Note: These bits can be written only when TXE=1.
28
27
26
25
Res.
Res.
Res.
12
11
10
9
Res.
Res.
Res.
28
27
26
25
Res.
Res.
Res.
12
11
10
9
Res.
Res.
Res.
DocID025202 Rev 7
Inter-integrated circuit (I2C) interface
24
23
22
Res.
Res.
Res.
Res.
8
7
6
Res.
2
C bus.
24
23
22
Res.
Res.
Res.
Res.
8
7
6
Res.
2
C bus.
21
20
19
18
Res.
Res.
Res.
5
4
3
2
RXDATA[7:0]
r
21
20
19
18
Res.
Res.
Res.
5
4
3
2
TXDATA[7:0]
rw
17
16
Res.
Res.
1
0
17
16
Res.
Res.
1
0
832/1080
834
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