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©2018 Integrated Device Technology, Inc
September 12, 2018
8A3xxxx Family Programming Guide
SERIAL.SER0_I2C
I2C configuration for serial interface 0 (main serial port).
SERIAL.SER1
Slave serial interface 1 (auxiliary serial port) configuration.
SPI_DUPLEX_MODE[2]
R/W
0
SPI 4-wire or 3-wire.
Select either 4-wire full duplex mode or 3-wire half duplex mode.
0 = full duplex
1 = half duplex
RESERVED
N/A
-
This field must not be modified from the read value
Table 333: SERIAL.SER0_I2C Bit Field Locations and Descriptions
Offset
Address
(Hex)
SERIAL.SER0_I2C Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
004h
APPLY[7]
DEVICE_ADDRESS[6:0]
SERIAL.SER0_I2C Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description
APPLY[7]
R/W
0
Apply the new I2C address when the confirmation code triggers configuration to
serial interface 0.
0 = do not change
1 = apply new address
DEVICE_ADDRESS[6:0]
R/W
0
7-bit I2C address.
Table 334: SERIAL.SER1 Bit Field Locations and Descriptions
Offset
Address
(Hex)
SERIAL.SER1 Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
005h
RESERVED[7:3]
ADDRESS_S
IZE[2]
MODE[1:0]
SERIAL.SER1 Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description
RESERVED
N/A
-
This field must not be modified from the read value
SERIAL.SER0_SPI Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description