Table of Contents
Advertisement
Fast-mode Plus Inter-integrated circuit (FMPI2C) interface
23.7.10
FMPI2C receive data register (FMPI2C_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
23.7.11
FMPI2C transmit data register (FMPI2C_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
Note: These bits can be written only when TXE=1.
720/1163
28
27
26
25
Res.
Res.
Res.
12
11
10
9
Res.
Res.
Res.
Data byte received from the I
28
27
26
25
Res.
Res.
Res.
12
11
10
9
Res.
Res.
Res.
Data byte to be transmitted to the I
24
23
22
Res.
Res.
Res.
8
7
6
Res.
r
r
2
C bus
24
23
22
Res.
Res.
Res.
8
7
6
Res.
rw
rw
2
C bus
RM0402 Rev 6
21
20
19
18
Res.
Res.
Res.
Res.
5
4
3
2
RXDATA[7:0]
r
r
r
r
21
20
19
18
Res.
Res.
Res.
Res.
5
4
3
2
TXDATA[7:0]
rw
rw
rw
rw
RM0402
17
16
Res.
Res.
1
0
r
r
17
16
Res.
Res.
1
0
rw
rw
Advertisement
Table of Contents
Need help?
Do you have a question about the STM32F412 and is the answer not in the manual?
Questions and answers