SC200L Hardware Design
SC200L_Hardware_Design
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SD_CMD 40 IO
Command signal of
SD card
1.8 V SD card
：
V
IL
max = 0.53 V
V
IH
min = 1.30 V
V
OL
max = 0.19 V
V
OH
min = 1.58 V
3.0 V SD card
：
V
IL
max = 0.87 V
V
IH
min = 2.17 V
V
OL
max = 0.31 V
V
OH
min = 2.61 V
SD_DATA0 41 IO
High speed
bidirectional digital
signal lines of SD
card
1.8 V SD card
：
V
IL
max = 0.53 V
V
IH
min = 1.30 V
V
OL
max = 0.19 V
V
OH
min = 1.58 V
3.0 V SD card
：
V
IL
max = 0.87 V
V
IH
min = 2.17 V
V
OL
max = 0.31 V
V
OH
min = 2.61 V
SD_DATA1 42 IO
SD_DATA2 43 IO
SD_DATA3 44 IO
SD_DET 45
DI
SD card insertion
detection
V
IL
max = 0.48 V
V
IH
min = 1.39 V
SD card insert
detection signal.
Active low.
Touch Panel (TP) Interface
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
TP_INT
30
DI
Interrupt signal of
TP
V
IL
max = 0.48 V
V
IH
min = 1.39 V
1.85V power domain
Can be used as
ordinary GPIO.
TP_RST
31
DO
Reset signal of TP
V
OL
max = 0.20 V
V
OH
min = 1.46 V
1.85V power domain
Active low, Can be
used as ordinary
GPIO.
TP_I2C_SCL
47
OD
I2C clock signal of
TP
1.85V power domain,
Can be used as
ordinary GPIO.
TP_I2C_SDA
48
OD
I2C data signal of
TP
LCM Interface
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
