Digi ConnectCore 6UL Quick user guide

ConnectCore® 6UL
SBC Express
Hardware Reference Manual

Revision history—90001520
Revision Date Description
01 October
2016
Alpha release
A June
2017
Modified regulatory and certification information as required by RED (Radio
Equipment Directive); added mechanical drawings.
B January
2020
Clarified VCC_LICELL voltage specifications.
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States and other countries worldwide. All other trademarks mentioned in this document are the
property of their respective owners.
© 2019 Digi International Inc. All rights reserved.
Disclaimers
Information in this document is subject to change without notice and does not represent a
commitment on the part of Digi International. Digi provides this document “as is,” without warranty of
any kind, expressed or implied, including, but not limited to, the implied warranties of fitness or
merchantability for a particular purpose. Digi may make improvements and/or changes in this manual
or in the product(s) and/or the program(s) described in this manual at any time.
Warranty
To view product warranty information, go to the following website:
www.digi.com/howtobuy/terms
Customer support
Gather support information: Before contacting Digi technical support for help, gather the following
information:
Product name and model
Product serial number (s)
Firmware version
Operating system/browser (if applicable)
Logs (from time of reported issue)
Trace (if possible)
ConnectCore 6UL SBC Express Hardware Reference Manual 2

ConnectCore 6UL SBC Express Hardware Reference Manual 3
Description of issue
Steps to reproduce
Contact Digi technical support: Digi offers multiple technical support plans and service packages.
Contact us at +1 952.912.3444 or visit us at www.digi.com/support.
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Contents
About the ConnectCore 6UL SBC Express
Features and functionality 6
Placement 7
Top view 7
Bottom view 8
Block diagram 9
Interfaces
Power connector 11
Coin cell connector 12
Boot mode 13
Boot from USB 14
Power and reset buttons 15
JTAG 17
SWD 19
Console port 21
MicroSD 23
10/100 Mbps Ethernet 24
Ethernet PHY power management 25
Embedded antenna 26
USB host 27
USB device 28
Expansion connector 30
Pinout of the Raspberry Pi expansion connector 33
Grove connectors 34
User LED and button 36
Specifications
Electrical specifications 38
Supply voltages 38
Power consumption 38
Mechanical specification 39
Top view 39
Bottom view 40
Profile view 40
Environmental specifications 40
ConnectCore 6UL SBC Express Hardware Reference Manual 4

ConnectCore 6UL SBC Express Hardware Reference Manual 5
Regulatory information
Maximum power and frequency specifications 42
Europe 42
Declarations of Conformity 42
CE mark 42

About the ConnectCore 6UL SBC Express
The ConnectCore 6UL SBC Express is a compact board featuring the Digi ConnectCore 6UL System-on-
module (SoM). The ConnectCore 6UL System-on-module integratesan NXP i.MX6UL application
processor with DDR3 and NAND flash memory, WLAN/Bluetooth, power management IC, a crypto-
authentication security chip, and a Microcontroller AssistTM (MCA) for additional functionality.
The Digi ConnectCore 6UL SBC Express is a development board for evaluating the Digi ConnectCore
6UL System-on-module. The reference-design castellated edge development board enables you to
explore and develop firmware before designing your own custom carrier board.
Features and functionality
lConnectCore 6UL module
oi.MX6UL single ARM Cortex-A7 core operating at speeds up to 528 MHz
o16-bit DDR3-800 memory interface with a density up to 1GB
o8-bit SLC NAND flash with density up to 2GB
oIEEE 802.11 a/b/g/n/ac WLAN and Bluetooth 4.2 dual mode
lPower from either micro USB console connector or dedicated 5V power connector
lBoot source configuration: NAND flash, USB for recovery
lCoin-cell connector to supply the on-module real-time clock (not populated by default)
lPower and reset button
lDebug:
oStandard IEEE 1149.1 JTAG interface
oSingle Wired Debug (SWD) interface for the Microcontroller AssistTM (MCA)
oSerial console through USB micro AB-type connector
lStorage:
omicroSD card
oNAND flash
lCommunication:
o10/100 Mbps Ethernet interface
oTwo USB Host 2.0 with stacked USB A-type connector
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About the ConnectCore 6UL SBC Express Placement
ConnectCore 6UL SBC Express Hardware Reference Manual 7
oUSB device with micro AB USB connector (shared with one USB host port)
oSISO IEEE 802.11 a/b/g/n/ac + Bluetooth 4.2 dual mode interface with on-board antenna
lExpansion:
oExpansion connector that can accommodate Raspberry PI Hat boards
oThree Grove connectors providing digital, ADC, and I2C connectivity
lUser interface:
oOne user LED
oOne user button
lDimensions:
o87 mm x 63 mm
Placement
Top view

About the ConnectCore 6UL SBC Express Placement
ConnectCore 6UL SBC Express Hardware Reference Manual 8
Bottom view

About the ConnectCore 6UL SBC Express Block diagram
ConnectCore 6UL SBC Express Hardware Reference Manual 9
Block diagram

Interfaces
Power connector 11
Coin cell connector 12
Boot mode 13
Power and reset buttons 15
JTAG 17
SWD 19
Console port 21
MicroSD 23
10/100 Mbps Ethernet 24
Embedded antenna 26
USB host 27
USB device 28
Expansion connector 30
Grove connectors 34
User LED and button 36
ConnectCore 6UL SBC Express Hardware Reference Manual 10