Digi ConnectCore 8M Mini User Manual

ConnectCore 8M Mini
Development Board
Hardware Reference Manual
Revision history—90002455
Revision Date Description
A March 2020 Initial release.
Trademarks and copyright
Digi, Digi International, and the Digi logo are trademarks or registered trademarks in the United States and other countries worldwide. All other trademarks mentioned in this document are the property of their respective owners.
© 2021 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)
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.
ConnectCore 8M Mini Development Board Reference Manual
2
Feedback
To provide feedback on this document, email your comments to
Include the document title and part number (ConnectCore 8M Mini Development Board Reference Manual, 90002455 A) in the subject line of your email.
techcomm@digi.com
ConnectCore 8M Mini Development Board Reference Manual
3
Contents
About the ConnectCore 8M Mini development board
Features and functionality 5 Placement and connectors 7
Interfaces
Power 12
DC-in connectors 12 Power architecture configuration 12 Coin cell/Supercap 12 Battery connector 13
Power and reset buttons 13 System boot 13 Debug 14
JTAG 14
SWD 14
Console ports 15
USB recovery 15 Communication 16
Gigabit Ethernet 16
RS-485 16
CAN 17
USB Host 17
USB OTG 17
Mini PCIe 17
XBee 18 Multimedia 18
HDMI, LVDS, and MIPI displays 18
MIPI-CSI camera 19
Audio 20 Storage interfaces 21
MicroSD 21 User interfaces 21
User LED 21
User button 21
ConnectCore 8M Mini Development Board Reference Manual
4

About the ConnectCore 8M Mini development board

The Digi ConnectCore 8M Mini Development Board is a system-on-module (SOM) development kit that streamlines the prototyping of a wide range of industrial and medical applications.
Built on the i.MX 8M Mini processor with power-efficient quad ARM® Cortex®-A53 and Cortex-M4 cores, Digi ConnectCore 8M Mini combines pre-certified wireless connectivity (802.11 a/b/g/n/ac and Bluetooth® 5) with Digi TrustFence® and Digi Microcontroller Assist™.

Features and functionality

n Power:
l 5 V input power jack connector
l Battery connector
l Coin cell connector
l On-board supercap supporting RTC functionality
l Power and reset buttons
n Boot source configuration: eMMC, USB, microSD
n Debug:
l Standard IEEE 1149.1 JTAG interface
l Single Wired Debug (SWD) interface for the on-module Digi Microcontroller Assist™ (MCA)
l USB console
l USB for system-on-module recovery
n Multimedia:
l HDMI display*.
l LVDS display with backlight control and I2C touch interface*.
l MIPI-DSI*.
l MIPI-CSI camera supporting two data lanes. Two additional data lanes are available in the
expansion connector.
n Storage:
l MicroSD card slot
n Communication:
l Gigabit Ethernet 10/100/1000 with RJ-45 connector
l x2 USB host (dual type-A)
l USB OTG on micro AB-type connector
ConnectCore 8M Mini Development Board Reference Manual
5
About the ConnectCore 8M Mini development board Features and functionality
l x5 GPIOs
l CAN FD (through SPI interface)
l RS-485
l PCI Express Mini Card slot supporting half- and full-size cards, with USB, PCIe and Micro-
SIM connection.
l Audio interfaces:
o
x1 3.5 mm headphone jack
o
x1 3.5 mm microphone jack
o
x2 speaker outputs
o
x1 line-out output
o
x2 line-in inputs
l x2 XBee sockets, one supporting XBee cellular
l x2 SMA antenna connectors, one for the on-module antenna and another for the Mini PCIe
card
n User interfaces:
l x2 user buttons
l x3 user LEDs
n Dimensions:
l 210 x 130 mm
Note * Only one display interface can be enabled at a time.
ConnectCore 8M Mini Development Board Reference Manual
6
About the ConnectCore 8M Mini development board Placement and connectors

Placement and connectors

ConnectCore 8M Mini Development Board Reference Manual
7
Loading...
+ 14 hidden pages