FUNC_PAD_CONTROL Registers
116
SLVUAH1C – June 2015 – Revised April 2017
Copyright © 2015–2017, Texas Instruments Incorporated
Register Descriptions
3.9.9 I2C_SPI Register (Address = 1FCh) [reset = X]
I2C_SPI is shown in
and described in
Return to
Validity memory
RESET register domain: HWRST
Figure 3-98. I2C_SPI Register
7
6
5
4
3
2
1
0
I2C2OTP_EN
I2C2OTP_PAG
ESEL
ID_I2C2
I2C_SPI
ID_I2C1
R/W-0h
R/W-0h
R/W-X
R/W-X
R/W-X
Table 3-107. I2C_SPI Register Field Descriptions
Bit
Field
Type
Reset
Description
7
I2C2OTP_EN
R/W
0h
I2C to OTP (I2C2OTP) feature selection (EVM purpose only)
0: I2C2OTP is disable
1: I2C2OTP is enabled
6
I2C2OTP_PAGESEL
R/W
0h
I2C to OTP (I2C2OTP) page selection (EVM purpose only)
0: page0 is selected (OTP-page0 (Test/Trim - reserved), OTP-page1
(Sequencer - LSB), OTP-page2 (Sequencer), OTP-page3
(Sequencer))
1: page1 is selected (OTP-page4 (Sequencer - MSB), OTP-page5
(Config))
5
ID_I2C2
R/W
X
I2C_2 address for page access versus initial address (0H12)
0: Address 0H12
1: Address 0H22
4
I2C_SPI
R/W
X
Selection of the interface
0: I2C
1: SPI
3-0
ID_I2C1
R/W
X
I2C_1 address for page accesses versus initial address (0H48,
0H49, 0H4A, 0H4B (OTP))
I2C_1[0]=0: 0H48
I2C_1[0]=1: 0H58
I2C_1[1]=0: 0H49
I2C_1[1]=1: 0H59
I2C_1[2]=0: 0H4A
I2C_1[2]=1: 0H5A
I2C_1[3]=0: 0H4B
I2C_1[3]=1: 0H5B