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©2018 Integrated Device Technology, Inc
September 12, 2018
8A3xxxx Family Programming Guide
STATUS.SER1_STATUS
Status of serial interface 1.
STATUS.SER1_SPI_STATUS
Status of serial interface 1 SPI.
Table 29: STATUS.SER1_STATUS Bit Field Locations and Descriptions
Offset
Address
(Hex)
STATUS.SER1_STATUS Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
005h
RESERVED[7:3]
ADDRESS_S
IZE[2]
MODE[1:0]
STATUS.SER1_STATUS Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description
RESERVED
N/A
-
This field must not be modified from the read value
ADDRESS_SIZE[2]
R/O
0
Serial interface 1 address size.
Indicates the SSI address size.
0 = 1-byte
1 = 2-byte
MODE[1:0]
R/O
0
Serial interface 1 mode.
Indicates the SSI protocol.
0 = undefined
1 = I2C
2 = SPI
3 = disabled
Table 30: STATUS.SER1_SPI_STATUS Bit Field Locations and Descriptions
Offset
Address
(Hex)
STATUS.SER1_SPI_STATUS Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
006h
RESERVED[7:5]
SPI_SDO_D
ELAY[4]
SPI_CLOCK
_SELECTIO
N[3]
SPI_DUPLE
X_MODE[2]
RESERVED[1:0]