Gosuncn Technology Group Co. Ltd. GM500U1A Manual De Usuario
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Permission
20
GM500_U1A
Hardware Development Guide
V
IL
max = 0.63V
V
IH
min = 1.17V
VIH max = 2.1V
SDIO_D0
15
IO
Secure digital IO data
bit 0
V
OL
max = 0.45V
V
OH
min = 1.35V
V
IL
min = -0.3V
V
IL
max = 0.63V
V
IH
min = 1.17V
VIH max = 2.1V
1.8V power domain
SDIO_D1
16
IO
Secure digital IO data
bit 1
V
OL
max = 0.45V
V
OH
min = 1.35V
V
IL
min = -0.3V
V
IL
max = 0.63V
V
IH
min = 1.17V
VIH max = 2.1V
1.8V power domain
SDIO_D2
17
IO
Secure digital IO data
bit 2
V
OL
max = 0.45V
V
OH
min = 1.35V
V
IL
min = -0.3V
V
IL
max = 0.63V
V
IH
min = 1.17V
VIH max = 2.1V
1.8V power domain
SDIO_D3
18
IO
Secure digital IO data
bit 3
V
OL
max = 0.45V
V
OH
min = 1.35V
V
IL
min = -0.3V
V
IL
max = 0.63V
V
IH
min = 1.17V
VIH max = 2.1V
1.8V power domain
SDIO_CLK
19
DO
Secure digital CLK
V
OL
max = 0.45V
V
OH
min = 1.35V
1.8V power domain
SDIO Interface
Pin Name
Pin NO.
I/O
Description
DC Characteristics
Comment
SPI_MISO
32
IO
SPI main input slave
output
V
OL
max = 0.45V
V
OH
min = 1.35V
V
IL
min = -0.3V
V
IL
max = 0.63V
V
IH
min = 1.17V
VIH max = 2.1V
1.8V power domain
SPI_MOSI
33
IO
SPI main output slave
input
V
OL
max = 0.45V
V
OH
min = 1.35V
V
IL
min = -0.3V
V
IL
max = 0.63V
1.8V power domain