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Summary of Contents for TQ MBa8MPxL
- Page 1 MBa8MPxL Preliminary User's Manual MBa8MPxL UM 0002 16.03.2021...
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Page 2: Table Of Contents
Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page i TABLE OF CONTENTS ABOUT THIS MANUAL ....................................1 Copyright and license expenses .............................1 Registered trademarks ...............................1 Disclaimer ....................................1 Imprint ....................................1 Tips on safety ..................................2 Symbols and typographic conventions ........................2 Handling and ESD tips ...............................2... - Page 3 Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page ii TABLE OF CONTENTS (continued) SOFTWARE ........................................32 MECHANICS........................................ 33 MBa8MPxL dimensions ..............................33 Embedding in the overall system ..........................33 Housing ....................................33 Thermal management ..............................33 Assembly.....................................
- Page 4 Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page iii TABLE DIRECTORY Table 1: Terms and conventions ..................................... 2 Table 2: Data interfaces ......................................5 Table 3: Diagnostic and user interfaces ................................5 Table 4: C devices, address mapping on TQMa8MPxL and MBa8MPxL ....................9 Table 5: Temperature sensor SE97BTP, D1 ...............................
- Page 5 Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page iv FIGURE DIRECTORY Figure 1: Block diagram MBa8MPxL ..................................4 Figure 2: MBa8MPxL interfaces top ..................................6 Figure 3: MBa8MPxL interfaces bottom ................................. 7 Figure 4: Block diagram TQMa8MPxL ..................................8...
- Page 6 Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page v REVISION HISTORY Rev. Date Name Pos. Modification 0001 06.03.2021 Petz First edition Non-functional changes, expressions, phrases Figure 1 Updated Table 2 “3.3 V” for X555 removed 0002 16.03.2021...
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Page 7: About This Manual
Important Notice: Before using the MBa8MPxL or parts of the MBa8MPxL schematics, you must evaluate it and determine if it is suitable for your intended application. You assume all risks and liability associated with such use. TQ-Systems GmbH makes no other warranties including, but not limited to, any implied warranty of merchantability or fitness for a particular purpose. -
Page 8: Tips On Safety
Handling and ESD tips General handling of your TQ-products The TQ-product may only be used and serviced by certified personnel who have taken note of the information, the safety regulations in this document and all related rules and regulations. A general rule is not to touch the TQ-product during operation. This is especially important when switching on, changing jumper settings or connecting other devices without ensuring beforehand that the power supply of the system has been switched off. -
Page 9: Naming Of Signals
Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 3 Naming of signals A hash mark (#) at the end of the signal name indicates a low-active signal. Example: RESET# If a signal can switch between two functions and if this is noted in the name of the signal, the low-active function is marked with a hash mark and shown at the end. -
Page 10: Brief Description
The MBa8MPxL is designed as a carrier board for the TQMa8MPxL. The TQMa8MPxL is directly soldered on the MBa8MPxL. ® Core of the MBa8MPxL is the TQMa8MPxL with an NXP i.MX 8M Plus CPU based on a Dual or Quad Cortex -A53. -
Page 11: Mba8Mpxl Interfaces, Overview
Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 5 MBa8MPxL interfaces, overview The following interfaces/functions and user interfaces are available on the MBa8MPxL: Table 2: Data interfaces Interface Connector Type Remark Audio X15, X16, X17 3 × 3.5 mm jack... -
Page 12: Mba8Mpxl Interfaces, Location
Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 6 MBa8MPxL interfaces, location Figure 2: MBa8MPxL interfaces top... - Page 13 Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 7 MBa8MPxL interfaces, (continued) Figure 3: MBa8MPxL interfaces bottom...
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Page 14: Electronics
On the MBa8MPxL the standard interfaces like USB, Ethernet, etc., provided by the TQMa8MPxL are routed to industry standard connectors. All other relevant signals and buses provided by the TQMa8MPxL are routed to 50 mil pin headers on the MBa8MPxL. -
Page 15: I 2 C Devices, Address Mapping
C devices, address mapping The TQMa8MPxL provides four I C buses. The buses operate at 3.3 V and are available at pin header X61 on the MBa8MPxL. All four I C buses are equipped with 4.7 kΩ PU’s to 3.3 V. The maximum operation frequency of the I C buses is 100 kHz. -
Page 16: Rtc Backup
RTC backup In case of power failure or power down, a lithium battery type CR2032 on the MBa8MPxL supplies the RTC on the TQMa8MPxL, which can be supplied with 2.1 V to 3.7 V, typical 3.0 V. The TQMa8MPxL features an i.MX 8M Plus-internal RTC or a discrete RTC PCF85063A. -
Page 17: Reset
The RESET_OUT# signal of the TQMa8MPxL is available on the MBa8MPxL. A red LED (V59) on the MBa8MPxL indicates a reset condition; see Table 26. On the MBa8MPxL a partial reset of the TQMa8MPxL is possible, e.g. with signals PMIC_WDOG_IN# and RESET_IN#. TQMa8MPxL... -
Page 18: Power Supply
Page 12 Power supply At X13, the MBa8MPxL has to be supplied with 24 V +10 % / –33 % (16 V to 26.4 V). All other voltages required on the MBa8MPxL are derived from the supply voltage. Under full load of the TQMa8MPxL and with full load at all pin headers and slots, the MBa8MPxL including TQMa8MPxL may consume significantly more power. -
Page 19: Communication Interfaces
The RGMII interface includes PHY reset and interrupt signals. The PHY DP83867 provides boot straps to start with configurable default values. All boot straps can be customized on the MBa8MPxL by assembly options. Further information can be found in the MBa8MPxL schematics. -
Page 20: Sd Card Interface
3.3.2 SD card interface The MBa8MPxL offers a microSD card slot that can also be used as boot source. All signals are directly connected to the USDHC2 interface of the i.MX 8M Plus. The TQMa8MPxL voltage V_3V3_SD supplies the microSD card slot. Since this voltage is controlled by SD_RESET#, the microSD card is automatically reset in case of a Reset. -
Page 21: Usb 3.0 Hub
USB Host 1 & 2 of the TUSB8041 are connected to a Dual USB 3.0 Type A socket (X36) on the MBa8MPxL. USB Host 3 is routed to the PCIe M.2 connector X48, USB Host 4 is routed to the LVDS-CMD connector X7 on the MBa8MPxL. -
Page 22: Pcie M.2
PCIe M.2 The TQMa8MPxL offers a PCIe Gen3 interface with one lane (×1). The interface is routed to an M.2 slot on the MBa8MPxL, which supports all standard compliant M.2 cards with B key and sizes of 2230 or 2280. - Page 23 Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 17 3.3.5 PCIe M.2 (continued) Table 11: Pinout M.2, B key, X48 Signal Signal CONFIG_3 FULL_CARD_POWER_OFF# USB_D+ W_DISABLE USB_D– GPIO_9 / DAS / DSS# / LED1# B key...
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Page 24: Debug Uart
Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 18 3.3.6 Debug UART The TQMa8MPxL provides four UARTs. UART3 and UART4 can be used as virtual COM port through USB for debug purposes. All four UARTs are also routed to pin header X61. -
Page 25: Mipi Dsi / Displayport
The TQMa8MPxL MIPI DSI interface, consisting of a differential clock signal and four differential data lines, is routed on the MBa8MPxL to DisplayPort connector X65 via a Toshiba TC9595XBG DSI-to-DisplayPort bridge. The bridge supports DisplayPort 1.1a standard and thus resolutions of 1920x1200 at 60 FPS. -
Page 26: Mipi Csi
0 Ω bridges from the CSI connector. The I C buses operate at 1.8 V and are connected to I2C4 via a level shifter on the MBa8MPxL. CSI0 can optionally be connected to another I C bus. -
Page 27: Lvds
The i.MX 8M Plus offers an LVDS controller with a dual LVDS interface. Each of the interfaces uses four differential lanes. On the MBa8MPxL there is one interface for connecting single or dual LVDS. In addition, two GPIO (BLT_EN, RESET#), a PWR_EN and a PWM signal are provided. -
Page 28: Hdmi
Page 22 3.3.10 HDMI The HDMI_TX interface of the TQMa8MPxL is provided on the MBa8MPxL on an HDMI connector. Between TQMa8MPxL and HDMI socket is a "HDMI signal conditioning chip", which converts the levels and provides ESD protection. TQMa8MPxL HDMI signal... -
Page 29: Can Fd
CAN FD The CAN ports of the TQMa8MPxL are available on the MBa8MPxL via level converters on the 3-pin connectors X18 and X19. Both interfaces are galvanically isolated with 1 kV. The CAN interfaces are not galvanically isolated from each other. -
Page 30: Audio
A Texas Instruments TLV320 audio codec is assembled. It is configured via SAI2 and controlled by the I2C2 bus. The audio codec provides microphone, line in and line out signals at 3.5 mm jacks on the MBa8MPxL. The supply voltage, signal level and communication signals operate at 3.3 V, but can be set to 1.8 V via placement option. -
Page 31: Ecspi
ECSPI Up to three ECSPI interfaces are provided by the i.MX 8M Plus. These can be used on the MBa8MPxL for different interfaces. ECSPI3 is used for the ADC of the IO extension; see chapter 3.3.19. ECSPI1 and ECSPI2 are connected to pin headers as well as via 0 Ω... -
Page 32: Io Extension
3.3.19 IO extension The TQMa8MPxL provides eight GPIO1 interface pins as four outputs and four inputs at an IO connector on the MBa8MPxL. All signals can operate at up to 24 V. The corresponding circuitry is provided on the MBa8MPxL. -
Page 33: Pin Header
Pin header The MBa8MPxL features three pin headers. All signals, which are not used on the MBa8MPxL are routed on these pin headers. Most of these signals can be configured as GPIO. 1.8 V, 3.3 V, and 5 V are available on each pin header. - Page 34 Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 28 3.3.20 Pin header (continued) Table 22: Pinout header X61 Dir. Level Group Signal Signal Group Level Dir. Power V_5V_SW V_1V8 Power 1.8 V 1.8 V CLK1_IN...
- Page 35 Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 29 3.3.20 Pin header (continued) Table 23: Pinout header X62 Dir. Level Group Signal Signal Group Level Dir. Power V_5V_SW V_1V8 Power 1.8 V 3.3V SAI2_SAI3 SAI2_TXD0...
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Page 36: Diagnostic And User Interfaces
3.4.2 Pushbuttons On the MBa8MPxL two pushbuttons are routed to a pin header and can be connected to any other signal from there. SWITCH_A# and GPT1_CPTR2, as well as SWITCH_B# and GPT1_CLK can each be connected via 0 Ω bridges. -
Page 37: Status Leds
Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 31 3.4.4 Status LEDs The MBa8MPxL offers 20 diagnosis and status LEDs (plus the ones in the RJ45 connectors) to signal the system status. Table 26: Status LEDs Interface Ref. -
Page 38: Jtag
RESET_IN#, 10 kΩ PU to 3.3 V SOFTWARE No software is required for the MBa8MPxL. Suitable software is only required on the TQMa8MPxL and is not a part of this Preliminary User's Manual. More information can be found in the TQ-Support Wiki for the TQMa8MPxL. -
Page 39: Mechanics
The MBa8MPxL has overall dimensions (length × width) of 160 × 100 mm The highest component on the top side of the MBa8MPxL is approximately 15.5 mm (stacked USB Type A connector). The highest component on the bottom side of the MBa8MPxL is approximately 12 mm (pin header). -
Page 40: Assembly
Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 34 Assembly Figure 25: MBa8MPxL component placement top Figure 26: MBa8MPxL component placement bot The labels on the MBa8MPxL show the following information: Table 28: Labels on MBa8MPxL... -
Page 41: Safety Requirements And Protective Regulations
TQMa8MPxL or the MBa8MPxL and thus malfunction, deterioration or destruction. Protection against external effects Protection class IP00 was defined for the MBa8MPxL. There is no protection against foreign objects, touch or humidity. Reliability and service life No detailed MTBF calculation has been done for the MBa8MPxL. -
Page 42: Environment Protection
General notes Due to technical reasons a battery is necessary for the MBa8MPxL. Batteries containing mercury (Hg), cadmium (Cd) or lead (Pb) are not used. If this is for technical reasons unavoidable, the device is marked with the corresponding hazard note. -
Page 43: Appendix
Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 37 APPENDIX Acronyms and definitions The following acronyms and abbreviations are used in this document: Table 30: Acronyms Acronym Meaning Analog/Digital Converter Artificial Intelligence ® Advanced RISC Machine... - Page 44 Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 38 Acronyms and definitions (continued) Table 30: Acronyms (continued) Acronym Meaning Media Access Controller Microphone MIPI Mobile Industry Processor Interface Machine Learning MTBF Mean operating Time Between Failures...
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Page 45: References
Preliminary User's Manual l MBa8MPxL UM 0002 l © 2021, TQ-Systems GmbH Page 39 References Table 31: Further applicable documents Name Rev. / Date Company i.MX 8M Plus Applications Processor Data Sheet Rev. F / 10/2020 i.MX 8M Plus Applications Processor Reference Manual Rev. - Page 46 TQ-Systems GmbH Mühlstraße 2 l Gut Delling l 82229 Seefeld Info@TQ-Group TQ-Group...
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