LinkIt 2523 HDK v11 User's Guide
© 2015 - 2016 MediaTek Inc.
Page 43 of 82
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Figure 28. LinkIt 2523 HDK extension connectors
Table 29. GPIO pin functionalities
Right to Left
J1010
J1008
J1007
J1011
J1015
J1012
J1009
Right to Left
J1001 to J1006
Ref
Left
Right
1
GND
GND
2
GPIO24 GPIO14
3
GPIO29
GPIO6
4
GPIO7
GPIO5
5
GND
GPIO4
6
GPIO25 GPO48
7
GPIO26
GND
8
GPIO27 GPIO36
9
GPIO28 GPIO37
10
GND
GND
11
VIO18
VIO28
12
VA28
VBAT
R1
L1
R12
L12
Ref
GPIO #
J1001
GPIO32
J1002
GPIO33
J1003
GPIO34
J1004
GPIO35
J1005
GPIO30
J1006
GPIO31
Ref
GPIO #
J1010
GPIO26
J1008
GPIO24
J1007
GPIO25
J1011
GPIO28
J1015
GPIO29
J1012
GPIO29
J1009
GPIO27
CON6102
19
20
1
2
Sensor
Ref
GPIO # GPIO # Ref
1
ISINK
VIO18
2
3
LCM_B
LPWM
VIO28
4
5
GPIO43 VIO28
6
7
GPIO41 GPIO36 8
9
GPIO42 GPIO37 10
11
GPIO40 GND
12
13
GPIO39 GPIO15 14
15
GPIO38 GPO47 16
17
VBAT
GND
18
19
VBAT
GND
20
Pin alias
Name
Direction Description
GPIO4
MC[1]_CK
O
MSDC clock, output
GPIO[4]
I/O
General purpose input, output
SLA_EDIDO
O
Slave I2S data output
EINT[3]
I
External interrupt
URXD[1]
I
UART receive port, input