LinkIt 2523 HDK v11 User's Guide
© 2015 - 2016 MediaTek Inc.
Page 35 of 82
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Figure 20. Micro-SD card holder CON4101
Table 19. Micro-SD tray
Pin number
Description
Pin number
Description
1
Data 2
2
Data 3
3
CMD
4
VDD
5
CLK
6
GND
7
Data 0
8
Data 1
9
GND
10
GND
11
GND
12
GND
13
GND
14
GND
15
Card detect
4.16.5.
RTC battery connector BAT5201
The coin battery connector is located at the bottom of the LinkIt 2523 HDK. The RTC saves the satellite information
even when the system is powered off, see Figure 9.
4.16.6.
OMTP standard audio connector CON6001
Audio jack pin assignment follows the OMTP standard and supports audio playback and microphone features. It
enables to record speech and playback using the
Audio Jack
(see Figure 8), as described in Table 20.
Table 20. OMTP Audio jack connector
Pin number
Description
Pin number
Description
1
GND
2
MIC
3
Headset left
4
Headset right
5
Headset plug-in detection
6
NC
4.16.7.
Serial display connector CON6102
CON6102 connector is mounted for external serial interface LCM daughterboard, as shown in Figure 21 and
described in Table 21. You can only operate one LCM display at a time, make sure to change the signal path by
resistors J6101 to J6106.
