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UART6_TXD
199
DO
UART6_RTS
245
DO
UART6_CTS
246
DI
LPI_UART_2_
60
DO
TXD
LPI_UART_2_
61
DI
RXD
SD Card Interface
Pin
Pin Name
I/O
No.
SD_CLK
70
DO
SD_CMD
69
IO
SD_DATA0
68
IO
SD_DATA1
67
IO
SD_DATA2
66
IO
SD_DATA3
65
IO
SD_DET
64
DI
SD_VDD
63
PO
SD_PU_VDD
179
PO
TP (Touch Panel) Interfaces
Pin Name
Pin N
I/O
SC66_Hardware_Design
UART6 transmit
data
V
max=0.45V
OL
V
min=1.35V
UART6 request to
OH
send
UART6 clear to
V
max=0.63V
IL
send
V
min=1.17V
IH
LPI_UART_2
V
max=0.45V
OL
transmit data
V
min=1.35V
OH
LPI_UART_2
V
max=0.63V
IL
receive data
V
min=1.17V
IH
Description
DC Characteristics
1.8V SD card:
V
max=0.45V
OL
High speed digital
V
min=1.4V
OH
clock signal of SD
card
2.95V SD card:
V
max=0.36V
OL
V
min=2.13V
OH
Command signal of
1.8V SD card:
SD card
V
max=0.58V
IL
V
min=1.27V
IH
V
max=0.45V
OL
V
min=1.4V
OH
High speed
bidirectional digital
2.95V SD card:
signal lines of SD
V
max=0.73V
IL
card
V
min=1.85V
IH
V
max=0.36V
OL
V
min=2.13V
OH
SD card insertion
V
max=0.63V
IL
detection
V
min=1.17V
IH
Power supply for SD
Vnorm=2.95V
card
I
max=600mA
O
Vnorm=1.8V/2.95V
1.8V/2.95V output
I
max=50mA
O
Description
DC Characteristics
Smart LTE Module Series
SC66 Hardware Design
Cannot be multiplexed
into general-purpose
GPIOs.
Comment
Active low.
Power supply for SD
card's pull-up circuit
only.
Comment
32 / 139
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