Open-Q™ 845 µSOM Development Kit User Guide
Version 1.0
© Copyright Intrinsyc Technologies Corporation
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3.7.6
Power Header J700 (36)
The Power Header J700 provides access to various carrier board voltage rails. The pinout of the
connector is listed in table below. See item 36 in Figure 1 for the power header location on the 845
carrier board.
Table 7. Power Header J700 (36)
Pin
No
Signal
Description
Pin
No
Signal
Description
1
MB_ELDO_CAM0_DVDD_1P1
+1.1V Carrier
Board LDO for
Camera 1 DVDD,
Camera core
2
MB_ELDO_CAM0_VCM_2P8
5
+2.85V Carrier
Board LDO for
Camera 1 VCM
3
MB_ELDO_CAM3_DVDD_1P1
+1.1V Carrier
Board LDO for
Camera 4 DVDD,
Camera core
4
GND
System Ground
5
MB_VREG_1P8
+1.8V Carrier
Board Buck Power
Supply for general
+1.8V rail
6
MB_ELDO_CAM3_VCM_2P8
5
+2.85V Carrier
Board LDO for
Camera 4 VCM
7
MB_ELDO_CAM1_DVDD_1P1
+1.1V Carrier
Board LDO for
Camera 2 DVDD,
Camera core
8
MB_ELDO_CAM1_VCM_2P8
5
+2.8V Carrier
Board LDO for
Camera 2 VCM
9
MB_ELDO_CAM0_AVDD_2P8
5
+2.85V Carrier
Board LDO for
Camera 1 AVDD
10
GND
System Ground
11
MB_VREG_1P8
+1.8V Carrier
Board Buck Power
Supply for general
+1.8V rail
12
MB_VREG_3P3
+3.3V Carrier
Board buck-boost
power supply for
g3.3V rail
13
MB_ELDO_CAM2_DVDD_1P1
+1.1V Carrier
Board LDO for
Camera 3 DVDD,
Camera core
14
MB_ELDO_CAM2_VCM_2P8
5
+2.8V Carrier
Board LDO for
Camera 3 VCM
15
MB_ELDO_CAM1_AVDD_2P8
5
+2.85V Carrier
Board LDO for
Camera 2 AVDD
16
GND
System Ground
17
MB_VREG_1P8
+1.8V Carrier
Board Buck Power
Supply for general
+1.8V rail
18
MB_VREG_3P3
+3.3V Carrier
Board buck-boost
power supply for
g3.3V rail
19
MB_VREG_5P0
+5.0V Carrier
Board Boost Power
Supply for general
+5.0V rail.
20
DC_IN_12V
Main +12.0V Power
from DC power jack
3.7.7
User Buttons and LEDs (7, 36)
There are four user buttons and four LED’s on the Open-Q 845 µSOM Development Kit as
described in the tables below. See items 7 and 36 in Figure 1 for the carrier board locations of the
user buttons and LEDs, respectively.
