IDT 8A3 Series - STATUS.SER0_SPI_STATUS; STATUS.SER0_I2 C_STATUS

36©2018 Integrated Device Technology, Inc September 12, 2018
8A3xxxx Family Programming Guide
STATUS.SER0_SPI_STATUS
Status of serial interface 0 SPI.
STATUS.SER0_I2C_STATUS
Status of serial interface 0 I2C.
Table 27: STATUS.SER0_SPI_STATUS Bit Field Locations and Descriptions
Offset
Address
(Hex)
STATUS.SER0_SPI_STATUS Bit Field Locations
D7 D6 D5 D4 D3 D2 D1 D0
003h RESERVED[7:5] SPI_SDO_D
ELAY[4]
SPI_CLOCK
_SELECTIO
N[3]
SPI_DUPLE
X_MODE[2]
RESERVED[1:0]
STATUS.SER0_SPI_STATUS Bit Field Descriptions
Bit Field Name Field Type Default Value Description
SPI_SDO_DELAY[4] R/O 0 SPI delay SDO driving edge.
0 = driving edge used for SDO
1 = SDO driving edge delayed half-cycle of SCLK
SPI_CLOCK_SELECTION[
3]
R/O 0 SPI Clock Selection for SDI sampling.
Indicates if the SPI clock selection is on a rising or falling edge.
0 = rising edge
1 = falling edge
SPI_DUPLEX_MODE[2] R/O 0 SPI 4-wire or 3-wire.
Indicates if the SPI is in full duplex or half duplex mode.
0 = full duplex
1 = half duplex
RESERVED N/A - This field must not be modified from the read value
Table 28: STATUS.SER0_I2C_STATUS Bit Field Locations and Descriptions
Offset
Address
(Hex)
STATUS.SER0_I2C_STATUS Bit Field Locations
D7 D6 D5 D4 D3 D2 D1 D0
004h RESERVED[
7]
DEVICE_ADDRESS[6:0]
STATUS.SER0_I2C_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
DEVICE_ADDRESS[6:0] R/O 0 I2C address of this I2C slave.
7-bit I2C address.