Product Info

Smart Module Series
SC200R Series Hardware Design
SC200R_Series_Hardware_Design 27 / 125
DBG_TXD 94 DO
UART2 (debug
UART) transmit
data
V
OL
max = 0.45 V
V
OH
min = 1.35 V
UART1_RXD 153 DI
UART1 receive
data
V
IL
max = 0.63 V
V
IH
min = 1.17 V
UART1_TXD 154 DO
UART1 transmit
data
V
OL
max = 0.45 V
V
OH
min = 1.35 V
SD Card Interface
Pin Name Pin No. I/O Description DC Characteristics Comment
SD_LDO11 38 PO
2.95 V output
power supply
Vnorm = 2.95 V
I
O
max = 800 mA
Power supply for
SD card.
SD_LDO12 32 PO
1.8/2.95 V output
power supply
Vnorm = 1.8/2.95 V
I
O
max = 50 mA
Power supply for
SD card pull-up
circuits.
SD_CLK 39 DO
High speed digital
clock signal of SD
card
1.8 V SD card:
V
OL
max = 0.45 V
V
OH
min = 1.4 V
2.95 V SD card:
V
OL
max = 0.37 V
V
OH
min = 2.2 V
50 Ω characteristic
impedance.
SD_CMD 40 IO
Command signal
of SD card
1.8 V SD card:
V
IL
max = 0.58 V
V
IH
min = 1.27 V
V
OL
max = 0.45 V
V
OH
min = 1.4 V
2.95 V SD card:
V
IL
max = 0.73 V
V
IH
min = 1.84 V
V
OL
max = 0.37 V
V
OH
min = 2.2 V
SD_DATA0 41 IO
High speed
bidirectional digital
signals of SD card
SD_DATA1 42 IO
SD_DATA2 43 IO
SD_DATA3 44 IO
SD_DET 45 DI
SD card hot-plug
detect
V
IL
max = 0.63 V
V
IH
min = 1.17 V
Active low.
Touch Panel Interface
Pin Name Pin No. I/O Description DC Characteristics Comment
TP_INT 30 DI
Interrupt signal of
TP
V
IL
max = 0.63 V
V
IH
min = 1.17 V
1.8 V power
domain.
TP_RST 31 DO Reset signal of TP
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power
domain.
Active low.