Smart Module Series
SA800U-WF Hardware Design
SA800U-WF_Hardware_Design 33 / 106
I2S1_WS
J2-79
DO
I2S1 word select
V
OL
max = 0.45 V
V
OH
min = 1.35 V
I2S1_MCLK
J2-81
DO
I2S1 master
clock
I2S1_SCK
J2-83
DO
I2S1 bit clock
I2S1_DATA0
J2-87
DIO
I2S1 data
channel 0
V
IL
max = 0.63 V
V
IH
min = 1.17 V
V
OL
max = 0.45 V
V
OH
min = 1.35 V
I2S1_DATA1
J2-85
DIO
I2S1 data
channel 1
I2S2_WS
J2-55
DO
I2S2 word select
V
OL
max = 0.45 V
V
OH
min = 1.35 V
I2S2_SCK
J2-57
DO
I2S2 bit clock
I2S2_DATA0
J2-59
DIO
I2S2 data
channel 0
V
IL
max = 0.63 V
V
IH
min = 1.17 V
V
OL
max = 0.45 V
V
OH
min = 1.35 V
I2S2_DATA1
J2-61
DIO
I2S2 data
channel 1
I2S3_WS
J2-63
DO
I2S3 word select
V
OL
max = 0.45 V
V
OH
min = 1.35 V
I2S3_SCK
J2-73
DO
I2S3 bit clock
I2S3_DATA0
J2-69
DIO
I2S3 data
channel 0
V
IL
max = 0.63 V
V
IH
min = 1.17 V
V
OL
max = 0.45 V
V
OH
min = 1.35 V
I2S3_DATA1
J2-65
DIO
I2S3 data
channel 1
I2S3_DATA2
J2-67
DIO
I2S3 data
channel 2
I2S3_DATA3
J2-71
DIO
I2S3 data
channel 3
GPIO Interfaces
Pin Name
Pin No.
I/O
Description
DC Characteristics Comment
GPIO_25
J2-2
DIO
General-purpose
input/output
V
IL
max = 0.63 V
V
IH
min = 1.17 V
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power
domain.
GPIO_42
J2-64
DIO
General-purpose
input/output
GPIO_44
J2-66
DIO
General-purpose
input/output
GPIO_49
J2-78
DIO
General-purpose
input/output
GPIO_50
J2-70
DIO
General-purpose
input/output
