IDT 8A3 Series - STATUS.SER1_STATUS; STATUS.SER1_SPI_STATUS

37©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]