Light Sensor - Atmel I/O1 Xplained Pro User Manual

the full SD card specification, see sdcard.org. The connections to the microSD card connector are shown
in the table below.
Table 4-9 microSD Connector Connections
Pin on EXT
connector
-
15
16
VCC
18
GND
17
-
10
GND
4.3.5.

Light Sensor

I/O1 Xplained Pro features a
ADC pin on n Xplained Pro MCU board.
Table 4-10 Light Sensor Connections
Pin on EXT connector
3
Pin name microSD
card
connector
pin
D2 1
D3 2
CMD 3
VDD 4
CLK 5
GND 6
D0 7
D1 8
SW_A 9
SW_B 10
TEMT6000 light sensor from Vishay. The sensor data can be read by an
Comment
Data line 2 on microSD card
Data line 3 on microSD card. Active low chip select pin for
microSD card, pulled high through 100kΩ pullup resistor.
Command line for microSD card. Connected to SPI_MOSI.
Clock line on microSD card. Connected to SPI_SCK.
Data line 0 on microSD card. Connected to SPI_MISO.
Data line 1 on microSD card
When a microSD card is put into the connector, SW_A and
SW_B are short-circuited. SW_A is connected to the
microSD_DETECT signal. To use this as a card indicator
remember to enable internal pullup in the target device.
Function
Light sensor signal
Atmel I/O1 Xplained Pro [USER GUIDE]
Atmel-42078B-IO1-Xplained-Pro_User Guide-10/2015
11