Digi ConnectCore 8M Mini Kurzanleitung

ConnectCore 8M Mini

Development Board

Hardware Reference Manual

Revision history—90002455

Revision Date Description

A March 2020 Initial release.

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or in the product(s) and/or the program(s) described in this manual at any time.

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Logs (from time of reported issue)

Trace (if possible)

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ConnectCore 8M Mini Development Board Reference Manual 2

ConnectCore 8M Mini Development Board Reference Manual 3

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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

nPower:

l5 V input power jack connector

lBattery connector

lCoin cell connector

lOn-board supercap supporting RTC functionality

lPower and reset buttons

nBoot source configuration: eMMC, USB, microSD

nDebug:

lStandard IEEE 1149.1 JTAG interface

lSingle Wired Debug (SWD) interface for the on-module Digi Microcontroller Assist™ (MCA)

lUSB console

lUSB for system-on-module recovery

nMultimedia:

lHDMI display*.

lLVDS display with backlight control and I2C touch interface*.

lMIPI-DSI*.

lMIPI-CSI camera supporting two data lanes. Two additional data lanes are available in the

expansion connector.

nStorage:

lMicroSD card slot

nCommunication:

lGigabit Ethernet 10/100/1000 with RJ-45 connector

lx2 USB host (dual type-A)

lUSB OTG on micro AB-type connector

ConnectCore 8M Mini Development Board Reference Manual 5

About the ConnectCore 8M Mini development board Features and functionality

ConnectCore 8M Mini Development Board Reference Manual 6

lx5 GPIOs

lCAN FD (through SPI interface)

lRS-485

lPCI Express Mini Card slot supporting half- and full-size cards, with USB, PCIe and Micro-

SIM connection.

lAudio interfaces:

ox1 3.5 mm headphone jack

ox1 3.5 mm microphone jack

ox2 speaker outputs

ox1 line-out output

ox2 line-in inputs

lx2 XBee sockets, one supporting XBee cellular

lx2 SMA antenna connectors, one for the on-module antenna and another for the Mini PCIe

card

nUser interfaces:

lx2 user buttons

lx3 user LEDs

nDimensions:

l210 x 130 mm

Note * Only one display interface can be enabled at a time.

About the ConnectCore 8M Mini development board Placement and connectors

ConnectCore 8M Mini Development Board Reference Manual 7

Placement and connectors

About the ConnectCore 8M Mini development board Placement and connectors

ConnectCore 8M Mini Development Board Reference Manual 8

Connector Interface Manufacturer Manufacturer Part Number

J1 5 V power-in jack Bobbintron SCD443CCS011B00G

J2 Alternative 5 V power-in TE Connectivity 640456-2

J3 MCA power consumption - -

J4 Coin-cell Molex 53047-0210

J5 Battery connector TE Connectivity 640456-2

J6 SOM power consumption - -

J7 3V3 DVK power consumption - -

J8 1V8 DVK power consumption - -

J9 Debug - -

J10 u.FL antenna connector Hirose U.FL-R-SMT(10)

J11 SMA antenna connector Bobbintron SMA A700T

J12 Wireless MAC JTAG Samtec FTSH-105-01-F-DV

About the ConnectCore 8M Mini development board Placement and connectors

ConnectCore 8M Mini Development Board Reference Manual 9

Connector Interface Manufacturer Manufacturer Part Number

J13 u.FL antenna connector Hirose U.FL-R-SMT(10)

J14 SMA antenna connector Bobbintron SMA A700T

J15 u.FL antenna connector Hirose U.FL-R-SMT(10)

J16 Console (USB) Kycon KMMX-ABSMT5SG-30TR

J17 Console (TTL) - -

J18 MicroSD Amphenol GTFP08431BEU

J19 Mini PCIe Foxconn AS0B226-S68N-7F

J20 i.MX8M JTAG Samtec FTSH-105-01-F-DV

J21 MicroSIM Molex 78727-0001

J22 MCA SWD Samtec FTSH-105-01-F-DV

J23 CAN termination resistor - -

J24 CAN Samtec TSW-104-14-G-S

J25 RS485 termination resistor - -

J26 RS485 Samtec TSW-104-14-G-S

J27 Ethernet Xmultiple XMG-J1B2211NPA-1-DIG

J28 MIPI camera extension - -

J29 MIPI camera Amphenol SFW15S-2STE1LF

J30 MIPI display Amphenol SFW15S-2STE1LF

J31 HDMI Adam Tech HDMI-S-RA-TSMT

J32 LVDS Hirose DF14A-20P-1.25H(25)

J33 USB Host Excel Cell Electronic ESB01211000Z

J34 USB OTG Kycon KMMX-ABSMT5SG-30TR

J35 USB recovery Kycon KMMX-ABSMT5SG-30TR

J36 Force USB recovery - -

J37 Microphone input CUI Devices SJ1-3533NG

J38 Headphones output CUI Devices SJ1-3533NG

J39-J40 XBee Cellular Samtec SMM-110-02-F-S-P-TR

J41-J42 XBee user Samtec SMM-110-02-F-S-P-TR

J43 Control signals - -

About the ConnectCore 8M Mini development board Placement and connectors

ConnectCore 8M Mini Development Board Reference Manual 10

Connector Interface Manufacturer Manufacturer Part Number

J44 Wireless signals - -

J45 UARTs - -

J46 GPIOs - -

J47 SAI1 - -

J48 I2C - -

J49 Wireless signals - -

J50 Clocks - -

J51 SMA antenna connector Bobbintron SMA A700T

J52 Power rails - -

J53 Audio - -

J54 Supercap

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