N58 Hardware User Guide
Chapter 4 Module Pins
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24
CAM_I2C_SCL
59
DO
I2C clock
P3
Leave this pin floating
if it is not used.
CAM_PWDN
60
DO
Power-off
control
P3
Leave this pin floating
if it is not used.
CAM_MCLK
61
DO
Clock signal
P3
Leave this pin floating
if it is not used.
AVDD_CAM
62
PO
Camera
analog
power
supply
1.6 V to 3.2 V
The power supply is
disabled by default.
After the power supply
is enabled, the default
output is 1.8 V/100
mA.
SDIO interface
SDC_PWR_EN 2
DO
Enabling of
the external
power
supply
for
SD cards
P3
Leave this pin floating
if it is not used.
SDC_DATA_2
3
B
SDIO
data
bit 2
1.8 V/3.0 V
Leave this pin floating
if it is not used.
SDC_DATA_3
4
B
SDIO
data
bit 3
1.8 V/3.0 V
Leave this pin floating
if it is not used.
SDC_CMD
5
DO
SDIO
command
control
1.8 V/3.0 V
Leave this pin floating
if it is not used.
SDC_CLK
6
DO
SDIO clock
1.8 V/3.0 V
Leave this pin floating
if it is not used.
SDC_DATA_0
7
B
SDIO
data
bit 0
1.8 V/3.0 V
Leave this pin floating
if it is not used.
SDC_DATA_1
8
B
SDIO
data
bit 1
1.8 V/3.0 V
Leave this pin floating
if it is not used.
SDC_DET
96
DI
SD detection P3
Leave this pin floating
if it is not used.
VDD_SDCPUL
L
103
PO
Pull-up
power
supply
for
the SD card
data bus
1.6 V to 3.2 V
The power supply is
enabled by default,
and the output is 3.1
V/150
mA.
It
is
forbidden to supply
power to other loads.
