LinkIt 2523 HDK v11 User's Guide
© 2015 - 2016 MediaTek Inc.
Page 42 of 82
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Pin number
Description
Pin number
Description
1
DVDD_VIO_A
2
DVDD_VIO_A
3
JTRST
4
GND
5
JTDI
6
GND
7
JTMS
8
GND
9
JTCK
10
GND
11
NC
12
GND
13
JTDO
14
GND
15
SYSRSTB_IN
16
GND
17
NC
18
GND
19
NC
20
GND
Figure 27. JTAG connector CON9002 pin definition
4.16.15.
SMA connectors
There are two SMA headers to connect to the external antennas. The GNSS/BT SMA is used to connect to
GNSS/Bluetooth antenna. The BT SMA could be connected to a Bluetooth antenna. The connectors are shown in
Figure 8. To activate the BT SMA connector, move 0
Ω
resistor from R5010 to R5011.
4.16.16.
External component connectivity support
This section provides the detailed pin layout for sensor and daughterboard connectors and GPIO pins, see Figure