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Peripherals 6 

  

miriac SBC-LS1028A User Manual 

V 1.0 

35/65 

 

© MicroSys Electronics GmbH 2019 

 

 

 

 

 

RGMII 

The RGMII port is connected to a standard RJ45 socket ST12. It uses the Ethernet 
controller EC1 of the LS1028A as an RGMII port. The RGMII lane connects to a 
Marvell PHY 88E1512P PHY. 

The following table shows the internal connections for the RGMII port: 

LS1028A 

  

ST6 

  

88E1512P 

  

I/O 

  

Pin 

Name 

  

Pin 

Signal 

  

Pin 

Name 

   Range  Pull-up 

Pull-

down 

AD2 

EC1_RX_CLK 

←  B53 

EC1_RX_CLK 

←  46 

RX_CLK 

  

1.8V 

  

  

AH2 

EC1_RX_DV 

←  B52 

EC1_RX_DV 

←  43 

RX_CTRL 

  

1.8V 

  

  

AF2 

EC1_RXD0 

←  B58 

EC1_RXD0 

←  44 

RXD0 

  

1.8V 

  

  

AA1 

EC1_RXD1 

←  B57 

EC1_RXD1 

←  45 

RXD1 

  

1.8V 

  

  

AE3 

EC1_RXD2 

←  B56 

EC1_RXD2 

←  47 

RXD2 

  

1.8V 

  

  

AE1 

EC1_RXD3 

←  B55 

EC1_RXD3 

←  48 

RXD3 

  

1.8V 

  

  

AH4 

EC1_GTX_CLK 

→  T71 

EC1_GTX_CLK 

→  53 

TX_CLK 

  

1.8V 

  

  

AF6 

EC1_TXD0 

→  T69 

EC1_TXD0 

→  50 

TXD0 

  

1.8V 

  

  

AF4 

EC1_TXD1 

→  T68 

EC1_TXD1 

→  51 

TXD1 

  

1.8V 

  

  

AD4 

EC1_TXD2 

→  T67 

EC1_TXD2 

→  54 

TXD2 

  

1.8V 

  

  

AG5 

EC1_TXD3 

→  T66 

EC1_TXD3 

→  55 

TXD3 

  

1.8V 

  

  

AJ3 

EC1_TX_EN  

→  T64 

EC1_TX_EN  

→  56 

TX_CTRL 

  

1.8V 

  

4k7 

AK4 

EMII_MDIO 

↔  T60 

EMII_MDIO 

↔  8 

MDIO 

  

1.8V 

1k5 || 

10k 

  

AK6 

EMII_MDC 

→  T62 

EMII_MDC 

→  7 

MDC 

  

1.8V 

  

4k7 

AK2 

EC1_GTX_CLK125 

←  B60 

EC1_GTX_CLK125 

←  9 

CLK125 

  

1.8V 

  

  

Table 6-5 Port RGMII pin assignment 

 

 

 

 

Figure 6-2 RGMII topology

 

Summary of Contents for miriac SBC-LS1028A

Page 1: ...miriac SBC LS1028A User Manual CRX07 Revision 2 V 1 0 ...

Page 2: ...ing 20 Input Protection 20 Input Power Connector 1 Pressure Clamp 21 Input Power Connector 2 Power Jack 21 Power Supply Structure 22 RTC Backup Battery 22 Current Measurement 23 Voltage Monitoring 23 Fuses 23 5 System Core Boot Configuration and On Board Memory 24 5 1 Processor NXP LS1028A 24 5 2 JTAG Chain 24 Carrier 24 CPU Module 24 5 3 Reset Structure 25 RSTIN HRST 26 Watchdog 26 JTAG Boundary ...

Page 3: ...mbH 2019 7 3 Reset Button 56 8 LEDs 57 8 1 Power And Reset LEDs 57 8 2 RJ45 LEDs 58 8 3 LEDs on MPX LS1028A 59 9 Software 60 9 1 U Boot 60 9 2 Operating System Support 60 10 Known Issues 61 11 Appendix 62 11 1 Acronyms 62 11 2 Table of Figures 63 11 3 Table of Tables 64 12 History 65 ...

Page 4: ...r omissions in this document MicroSys Electronics GmbH neither gives any guarantee nor accepts any liability whatsoever for consequential damages resulting from the use of this manual or its associated product MicroSys Electronics GmbH further reserves the right to alter the layout and or design of the hardware without prior notification and accepts no liability for doing so 1 2 Links We make no w...

Page 5: ... and shipment which is dependent on the preferred carrier and the location where you want to have it shipped to by sending a request to MicroSys Electronics GmbH Muehlweg 1 82054 Sauerlach Germany In your request please provide the product name and version for which you wish to obtain the corresponding source code and your contact details so that we can coordinate the terms and cost of shipment wi...

Page 6: ... and its features Table 1 1 Symbols Conventions Symbol explanation denotes a low active signal denotes the signal flow in the shown direction denotes the signal flow in the shown direction denotes the signal flow in both directions denotes the signal flow in the shown direction with additional logic additional ICs in the signal path I O denotes a bidirectional pin Input denotes an input pin matche...

Page 7: ...damage may occur Parts of the unit may become hot during operation Take care not to touch any parts of the circuitry during operation to avoid burns and operate the unit in a well ventilated location Provide an appropriate cooling solution as required ALWAYS take ESD precautions when handling the unit Many pins on external connectors are directly connected to the CPU or other ESD sensitive devices...

Page 8: ...you an overview on the board s hardware features and capa bilities and how to take the first steps on the initial setup 2 3 Shipping List The SBC LS1028A Development Kit Article No 857602 contains the following items The SBC LS1028A system mounted with a heatsink Power Supply 12V DC stabilized 2 A USB cable type A mini B microSD card with U Boot Linux and root file system installed USB stick with ...

Page 9: ...2 0 3 0 Host USB 2 USB 2 0 3 0 Host SDHC 1 1bit 4 bit SD Card configurable as boot device SDHC 2 1bit 8 bit eMMC UART 1 UART to USB debug console UART 2 mikroBUS SPI 3 mikroBUS XSPI 1 QSPI boot flash 2 selectable boot devices I C 1 I C with multiple devices I C 2 Card Detect Write Protect SD Card I C 3 CAN FD 1 I C 4 CAN FD 2 I C 5 mikroBUS INT and PWM I C 6 USB2 power fault power enable I C 7 SDH...

Page 10: ...t need the following items a 12V DC min 2A power supply delivered with the kit a USB cable type A mini B delivered with the kit a serial terminal such as a PC with a USB port running a terminal Software e g TeraTerm HyperTerminal putty ckermit or else a hardware serial console Choose the following parameters a 115200 Bd b 8 Data bits c No parity d 1 Stop Bit Recommended Items The following items a...

Page 11: ...correct boot source and board configuration refer to chapter 7 1 The board comes preconfigured to boot correctly on arrival Connect the mini USB cable to ST14 Connect other peripherals USB LAN mSATA as needed Connect the power supply to the ST20 connector while the power supply is still switched off Switch on the power Figure 3 1 System setup example Power supply USB cable serial console Ethernet ...

Page 12: ...00 SoC LS1028AE Rev1 0 0x870b0010 Clock Configuration CPU0 A72 1300 MHz CPU1 A72 1300 MHz Bus 400 MHz DDR 1600 MT s Reset Configuration Word RCW 00000000 34004010 00000030 00000000 00000000 00000010 00000000 008f0000 0030c000 00000000 00000020 01e021a0 00002580 00000000 0000b296 00000030 00000000 00000048 00000000 00000000 00000040 00000000 00000000 00000000 00000000 00000050 00000000 00000000 000...

Page 13: ...nt from MMC OK In serial Out serial Err serial SATA link 0 timeout AHCI 0001 0301 32 slots 1 ports 6 Gbps 0x1 impl SATA mode flags 64bit ncq pm clo only pmp fbss pio slum part ccc apst Found 0 device s SCSI Net setting up RGMII Linux For detailed setup instructions refer to the PDF document Linux_4 x_Yocto_SDK_User_Manual provided on the USB stick which is deliv ered with the Development Kit ...

Page 14: ... cores up to 1500MHz no SEC SDRAM 32 bit DDR4 interface up to 4GBytes up to 1600MT s 4 x DDR4 x8 ECC single bank Boot Memory QSPI NOR Flash 128 Mbits Alternate Boot Memory QSPI NAND Flash 4 Gbits eMMC SDHC2 8 GBytes on carrier 8 bit interface 4x SerDes SGMII 10 100 1000 Mbps TSN capability PCIe Gen 3 8Gbps Lane x1 Root Complex functionality 1x PCIe extension connector PCIe Gen 3 8Gbps Lane x1 Root...

Page 15: ...D SDIO microSD card holder Serial Interfaces UART1 Converted to USB FT232 available on USB connector type mini B UART2 Available on MikroBus interface I2C I2C 1 400 kbps Connected Devices Temperature Sensor EEPROM RTC GPIO Expander I2C Multiplexer CAN CAN1 CAN FD CAN2 CAN FD MikroBUS 2x GPIO MikroBUS INT and PWM System JTAG Controller JTAG 10 pin MIPI header on carrier Power Management Primary Sup...

Page 16: ... MicroSys Electronics GmbH 2019 4 3 Mechanical Dimensions MPX LS1028A The following drawing shows the mechanical outline of the MPX LS1028A module that is plugged in the CRX07 carrier For 3D data files please contact MicroSys Figure 4 2 Mechanical Dimensions Module ...

Page 17: ...028A User Manual V 1 0 17 65 MicroSys Electronics GmbH 2019 SBC LS1028A The following drawing shows the mechanical outline of the SBC LS1028A For 3D data files please contact MicroSys Figure 4 3 Mechanical Dimensions SBC LS1028A Carrier ...

Page 18: ...System Description 4 miriac SBC LS1028A User Manual V 1 0 18 65 MicroSys Electronics GmbH 2019 4 4 Connector Layout Top Figure 4 4 Top connectors ...

Page 19: ...System Description 4 miriac SBC LS1028A User Manual V 1 0 19 65 MicroSys Electronics GmbH 2019 4 5 Connector Layout Bottom Figure 4 5 Bottom connectors ...

Page 20: ...DO NOT exceed the rated maximum values for the power supply This may result in severe permanent damage to the unit as well as possible serious injury Input Protection The board is protected against wrong polarity and over voltage spikes Transistor TR3 is installed for polarity protection It is switched on only if power is connected with correct polarity Vin connected to Pin 1 Otherwise TR3 will st...

Page 21: ...nce ST9 Manufacturer Würth Elektronik Type 691101710002 Pinout Pin Silkscreen Label Signal Function 1 VIN VIN Power 2 GND GND Ground Table 4 1 Pinout Pressure Clamp Input Power Connector 2 Power Jack Part Reference ST20 Manufacturer Würth Elektronik Type 694106106102 Pinout Pin Signal Function 1 VIN Power 2 GND Ground Table 4 2 Pinout Power Jack ...

Page 22: ...both the MPX LS1028A module and peripheral devices on the carrierboard CRX07 The 5V DC are fed to a secondary step down converter which produces 3 3V DC max 4A peak Three NCP1529 produce 1 8V and 1 0V from 5V and 1 5V from 3 3V which are used for both PCIe and onboard devices The following diagram shows the power supply structure RTC Backup Battery The RTC on the module is supplied from a 470mF su...

Page 23: ...ee chapter 5 7 for more details Voltage Monitoring The carrier monitors onboard generated voltages and resets the module in case any voltage drops below the undervoltage limit Voltage Monitoring Threshold typ Threshold min max 5 0V Undervoltage 4 625V 4 556V 4 694V 3 3V Undervoltage 3 108V 3 038V 3 180V 1 8V Undervoltage 1 680V 1 642V 1 719V 1 5V Undervoltage 1 390V 1 361V 1 420V 1 0V Undervoltage...

Page 24: ...ores share a single 1MB L2 cache 5 2 JTAG Chain The SBC LS1028A has two separate JTAG chains divided into devices on the carrier board and devices on the CPU module Carrier The JTAG chain on the carrier connector ST19 connects to the QSGMII PHY only The pinout allows direct connection of the Goepel TAP header for example CPU Module The JTAG chain on the module includes the LS1028A processor only I...

Page 25: ...m the module which has to be triggered periodically When the watchdog is active and the service stops the module will be reset The watchdog is enabled with the first falling edge of the WDOG TRIG signal Once enabled the watchdog will only be disabled when a board reset or power cycle occurs B77 BSCAN EN Input to the module Active low boundary scan enable signal B78 JTRST Input to the module Active...

Page 26: ...he CPU provided that the watchdog was previously enabled Watchdog The carrier board provides a watchdog J5 MIC826 which can be enabled by pulling the signal WD TRIG ST6 pin B4 low once after the carrier board reset has been released If enabled the watchdog will only be disabled when a board reset or power cycle occurs It must be serviced periodically by the WD TRIG signal within the timeout period...

Page 27: ...ion and On Board Memory 5 miriac SBC LS1028A User Manual V 1 0 27 65 MicroSys Electronics GmbH 2019 5 4 Clock Distribution The following diagram shows the clock distribution of the SBC LS1028A system Figure 5 2 Clock distribution ...

Page 28: ...ns too thus they can be used else where Additionally the BOOT_INV signal ST6 pin T4 switches the chip selects of the QSPI devices depending on the boot mode The boot pins have a default high state pullups are on the carrier when SW1 is off When the switch is on the respective pin is grounded The boot pins are decoded as follows 1 high 0 low Boot Source Chip Select Boot INV Signals ST6 DIP Switch C...

Page 29: ...BC LS1028A system is equipped with 512MB of Serial NAND Flash by default Different sizes may be available on request order The following table shows the connections and signal levels of the Serial NAND Flash LS1028A I O Range QSPI Serial NAND Flash TC58CYG2S0HRAIG Pin Name Pin Name H12 D12 XSPI1_A_CS0 XSPI1_A_CS1 LVTTL 1 CS H10 XSPI1_A_SCK LVTTL 6 CLK 4 9 GND G11 XSPI1_A_DATA0 LVTTL 5 SO0 F12 XSPI...

Page 30: ...sh by default on the LS1028A s QSPI port Up to 128 MB are available on request order LS1028A I O Range QSPI NOR Flash MT25QU128ABA8E12 Pin Name Pin Name H12 D12 XSPI1_A_CS0 XSPI1_A_CS1 LVTTL C2 CS H10 XSPI1_A_SCK LVTTL B2 CLK B3 GND G11 XSPI1_A_DATA0 LVTTL D3 DQ0 F12 XSPI1_A_DATA1 LVTTL D2 DQ1 H14 XSPI1_A_DATA2 LVTTL C4 DQ2 E13 XSPI1_A_DATA3 LVTTL D4 DQ3 B4 1 8V Table 5 4 QSPI NOR Flash pin assign...

Page 31: ... C multiplexer The following table shows the I C addresses depicted as 7 bit addresses The R W bit is not displayed I2C 1 bus map 7 bit address Address Designator Device On Carrier On Module Function 0x43 J12 FXL6408 GPIO Expander 0x00 J30 TMP451AIDQF General Call reset address 0x4C Temperature sensor 0x51 J7 PCF85063ATT RTC 0x54 J10 BR24G128NUX 3 EEPROM 0x70 J24 TCA9544APWR I C Multiplexer Table ...

Page 32: ...Top ST6 MXM2 module connector Top ST7 mPCIe slot Bottom ST8 mPCIe mSATA slot Bottom ST9 Power connector pressure clamp Top ST10 Dual RJ45 connector Top ST11 Dual RJ45 connector Top ST12 Dual RJ45 connector Top ST13 microSD slot Top ST14 Mini USB connector Top ST15 mikroBUS connector 1 Top ST16 mikroBUS connector 2 Top ST17 Dual USB connector Type A Top ST18 Fuse programming connector Top ST19 JTAG...

Page 33: ...s These six ports are distributed over three connectors named ST10 ST11 and ST12 The connectors have integrated magnetics The following picture shows the front view of the three connectors as placed on the CRX07 baseboard For further information on the LEDs please see chapter 8 Part Reference ST10 11 12 Manufacturer Würth Elektronik Type 749 915 1120 Mates with RJ45 patch ca ble category depends o...

Page 34: ...ernet connector pairs SGMII SGMII is connected to a standard RJ45 socket ST12 It uses the SerDes Lane 0 provided by the LS1028A configured as an SGMII port The SGMII lane connects to a Marvell PHY 88E1512P PHY LS1028A ST6 88E1512P Pin Name Pin Signal Pin Name AF12 SD1 TX0_P T55 SD1 TX0_P 1 S_INP AG13 SD1 TX0_N T54 SD1 TX0_N 2 S_INN AK10 SD1 RX0_P T58 SD1 RX0_P 4 S_OUTP AJ11 SD1 RX0_N T57 SD1 RX0_N...

Page 35: ...LK 1 8V AH2 EC1_RX_DV B52 EC1_RX_DV 43 RX_CTRL 1 8V AF2 EC1_RXD0 B58 EC1_RXD0 44 RXD0 1 8V AA1 EC1_RXD1 B57 EC1_RXD1 45 RXD1 1 8V AE3 EC1_RXD2 B56 EC1_RXD2 47 RXD2 1 8V AE1 EC1_RXD3 B55 EC1_RXD3 48 RXD3 1 8V AH4 EC1_GTX_CLK T71 EC1_GTX_CLK 53 TX_CLK 1 8V AF6 EC1_TXD0 T69 EC1_TXD0 50 TXD0 1 8V AF4 EC1_TXD1 T68 EC1_TXD1 51 TXD1 1 8V AD4 EC1_TXD2 T67 EC1_TXD2 54 TXD2 1 8V AG5 EC1_TXD3 T66 EC1_TXD3 55...

Page 36: ...arvell PHY 88E1548P PHY The four resulting MDI interfaces are available through standard RJ45 sockets named ST10 and ST11 LS1028A ST6 88E1548P Pin Name Pin Signal Pin Name AF14 SD1 TX1_P T49 SD1 TX1_P B9 Q_INP AG15 SD1 TX1_N T48 SD1 TX1_N A9 Q_INN AK12 SD1 RX1_P T52 SD1 RX1_P A8 Q_OUTP AJ13 SD1 RX1_N T51 SD1 RX1_N B8 Q_OUTN Table 6 6 SerDes 1 pin assignment Figure 6 3 QSGMII topology ...

Page 37: ...ST7 can hold mPCIe cards only mSATA is not supported Part Reference ST7 Manufacturer Tyco Type 2041119 1 Used with Half size mini PCIe cards are preferred Broaching nuts for both half and full size cards are placed on the carrier When full size cards are used care has to be taken to choose cards that do not have parts on the bottom side accidentally shorting signals MicroSys recommends to use only...

Page 38: ... 34 35 GND USB D 36 37 GND USB D 38 39 3 3Vaux GND 40 41 3 3Vaux LED WWAN 42 43 GND LED_WLAN 44 45 Reserved LED_WPAN 46 47 Reserved 1 5V 48 49 Reserved GND 50 51 Reserved 3 3Vaux 52 Table 6 8 mPCIe Slot pinout The following table shows the internal connections LS1028A ST6 ST7 Pin Name Pin Signal Pin Name AF16 SD1 TX2_P T43 SD1 TX2_P 33 PET0_P AG17 SD1 TX2_N T42 SD1 TX2_N 31 PET0_N AK14 SD1 RX2_P T...

Page 39: ... on the software configuration SerDes configuration either mSATA or mPCIe cards can be used Part Reference ST8 Manufacturer Tyco Type 2041119 1 Used with Full size or half size mini PCIe or mSATA cards Four holes for broaching nuts are designed to allow for half and full size cards to be used with this slot The broaching nuts for half size cards are not populated to allow cards without height rest...

Page 40: ...35 GND USB D 36 37 GND USB D 38 39 3 3Vaux GND 40 41 3 3Vaux LED WWAN 42 43 GND LED_WLAN 44 45 Reserved LED_WPAN 46 47 Reserved 1 5V 48 49 Reserved GND 50 51 Reserved 3 3Vaux 52 Table 6 10 mPCIe mSATA Slot pinout The following table shows the internal connections LS1028A ST6 ST8 Pin Name Pin Signal Pin Name AF18 SD1 TX3_P T37 SD1 TX3_P 33 PET0_P AG19 SD1 TX3_N T36 SD1 TX3_N 31 PET0_N AK16 SD1 RX3_...

Page 41: ...are configuration of the two systems involved in the setup By setting the Endpoint mode without correct software configuration the behaviour of the SBC LS1028A may be unpredictable Mode Description Root Complex standard The CPU module is a PCIe Root Complex The SBC LS1028A drives PCIe lanes and controls reset and clock to any PCIe addin card plugged in ST7 Endpoint The CPU module is a PCIe Endpoin...

Page 42: ...ame N1 SDHC1_DAT2 T22 SDHC1_DAT2 LVTTL 1 DAT2 L5 SDHC1_DAT3 T21 SDHC1_DAT3 LVTTL 2 CD DAT3 N7 SDHC1_CMD T26 SDHC1_CMD LVTTL 3 CMD T94 T95 B94 B95 EVDD_MODULE 1 8V 3 3V 4 Vdd M6 SDHC1_CLK T28 SDHC1_CLK LVTTL 5 CLK 6 Vss N3 SDHC1_DAT0 T24 SDHC1_DAT0 LVTTL 7 DAT0 P4 SDHC1_DAT1 T23 SDHC1_DAT1 LVTTL 8 DAT1 U1 I2C2_SCL B30 I2C2_SCL SDHC1_CD LVTTL 9 SW1 T4 I2C2_SDA B29 I2C2_SDA SDHC1_WP LVTTL 10 SW2 Tabl...

Page 43: ... connections LS1028A ST6 ST17 Bottom Pin Name Pin Signal Pin Signal H4 USB1_VBUS T74 USB1_VBUS 1 Vbus D2 USB1_D_N T82 USB1_D_N USB HUB 2 D E1 USB1_D_P T83 USB1_D_P USB HUB 3 D 4 GND L1 USB1_SSRX_P T80 USB1_SSRX_P 5 SSRX K2 USB1_SSRX_N T79 USB1_SSRX_N 6 SSRX 7 GND G1 USB1_SSTX_N T76 USB1_SSTX_N 8 SSTX H2 USB1_SSTX_P T77 USB1_SSTX_P 9 SSTX J27 Pin Signal G7 SPI3_CS2 USB1_DRVVBUS T89 SPI3_CS2 USB1_DR...

Page 44: ...MicroSys Electronics GmbH 2019 By means of J27 USB port 1 can be individually enabled and returns a separate over current signal USB1_PWRFAULT is a high active signal A logic high level signals the port is in an over current situation Figure 6 5 USB1 topology ...

Page 45: ... B68 USB2_SSRX_N 6 SSRX 7 GND B6 USB2_SSTX_N B65 USB2_SSTX_N 8 SSTX A5 USB2_SSTX_P B66 USB2_SSTX_P 9 SSTX J28 Pin Signal H16 I2C6_SDA USB2_DRVVBUS B17 I2C6_SDA USB2_DRVVBUS 4 ENABLE F16 I2C6_SCL USB2_PWRFAULT B18 I2C6_SCL USB2_PWRFAULT 3 FAULT E5 USB2_ID B62 USB2 UID GND Table 6 15 USB Host Only Port 2 pin assignment By means of J28 USB port 2 can be individually enabled and returns a separate ove...

Page 46: ...connector type B The port is used as the debug port of the LS1028A Part Reference ST14 Manufacturer Würth Elektronik Type 651 005 161 21 Used with Mini USB type B cables The following table shows the internal connections LS1028A ST6 ST14 Pin Name Pin Signal Pin Signal 1 Vbus AE7 UART1 SIN B89 UART1 RXD J21 2 D AB6 UART1 SOUT B90 UART1 TXD 3 D 4 ID 5 GND Table 6 16 USB Host Only Port 3 pin assignme...

Page 47: ...P_LANE0_N 3 LANE0 B12 DP_LANE1_P B45 DP_LANE1_P 4 LANE1 5 GND2 A13 DP_LANE1_N B44 DP_LANE1_N 6 LANE1 B14 DP_LANE2_P B42 DP_LANE2_P 7 LANE2 8 GND3 A15 DP_LANE2_N B41 DP_LANE2_N 9 LANE2 B16 DP_LANE3_P B39 DP_LANE3_P 10 LANE3 11 GND4 A17 DP_LANE3_N B38 DP_LANE3_N 12 LANE3 13 CONFIG1 14 CONFIG2 B18 DP_AUX_P B36 DP_AUX_P 15 AUX_CH 16 GND5 A19 DP_AUX_N B35 DP_AUX_N 17 AUX_CH F8 DP_HDP B50 DP_HDP 18 HDP ...

Page 48: ...4110002 ST2 Type 691214110002 LS1028A ST6 ST1 Pin Name Pin Signal Pin Signal V2 I2C3_SCL CAN1_TX B27 I2C3_SCL CAN1_TX 1 CAN1_P U3 I2C3_SDA CAN1_RX B26 I2C3_SDA CAN1_RX 2 CAN1_N Table 6 18 CAN1 pin assignment ST1 LS1028A ST6 ST2 Pin Name Pin Signal Pin Signal U7 I2C4_SCL CAN2_TX B24 I2C4_SCL CAN2_TX 1 CAN2_P T6 I2C4_SDA CAN2_RX B23 I2C4_SDA CAN2_RX 2 CAN2_N Table 6 19 CAN2 pin assignment ST2 Figure...

Page 49: ...standard specification some add on boards can have separate pinouts Those functions may not be supported Part Reference ST15 ST16 Manufacturer Würth Elektronik ST15 Type 61300811821 ST16 Type 61300811821 The SBC LS1028A supports different add on board sizes and shapes S M L All signals on ST15 and ST16 are level shifted to 3 3V Pin AN on ST15 is not connected SW2 see chapter 7 2 can switch polarit...

Page 50: ...OSI T85 SPI3_MOSI 6 MOSI 7 3 3V 8 GND Table 6 20 mikroBUS pin assignment ST15 LS1028A ST6 ST16 Pin Name Pin Signal Pin Signal R1 I2C5_SDA GPIO1_DAT24 B20 I2C5_SDA GPIO1_DAT24 1 PWM P2 I2C5_SCL GPIO1_DAT25 B21 I2C5_SCL GPIO1_DAT25 2 INT AD6 UART2_RXD B86 UART2_RXD 3 RX AC5 UART2_TXD B87 UART2_TXD 4 TX R5 I2C1_SCL B33 I2C1_SCL 5 SCL via I2C Ex pander T4 I2C1_SDA B32 I2C1_SDA 6 SDA via I2C Ex pander ...

Page 51: ...e available on a MIPI 10 standard connector Part Reference ST4 Manufacturer Samtec Type FTSH 105 01 L DV K LS1028A ST6 ST4 Pin Signal Pin Signal Pin Signal 1 1V8_Module V6 TMS B79 JTMS 2 JTMS 3 GND W7 TCK B83 JTCK 4 JTCK 5 GND W1 TDO B80 JTDO 6 JTDO 7 n c KEY V4 TDI B81 JTDI 8 JTDI 9 n c Y2 TRST B78 JTRST 10 JTRST Table 6 22 JTAG connector pinout to module ...

Page 52: ...he JTAG signals of the QSGMII PHY are available on a 10 pin 2 54mm pitch header Part Reference ST19 Manufacturer Würth Type WE 6130 10 211 21 ST19 88E1548P Pin Signal 1 TCK G12 TCK 2 GND 3 TMS G13 TMS 4 GND 5 TDO D12 TDO 6 GND 7 TDI G14 TDI 8 GND 9 TRST E12 TRST 10 Table 6 23 JTAG Connector Pinout carrier ...

Page 53: ...Elektronik Type 679 304 124 022 Mates with 648 004 113 322 Pin Description 1 5V 2 GND 3 GND 4 VIN Table 6 24 FAN connector pinout 6 12 Test Connector Internal voltages are routed to a 10 pin 2 54mm pitch header to be measured during production test Part Reference ST21 Manufacturer Würth Elektronik Type 61301021121 Description Pin Pin Description GND 1 2 VIN 3 3V 3 4 5V0_MODULE 1 8V 5 6 5V0 1 5V 7 ...

Page 54: ... can be selected by means of switch SW1 The following boot devices are supported by the SBC LS1028A Setting DIP Switch Boot Source Boot Device Location 4 3 2 1 OFF ON ON ON SDHC1 SD Card carrier OFF ON ON OFF SDHC2 eMMC carrier OFF OFF ON OFF QSPI NAND Flash 4KB pages module OFF OFF OFF OFF QSPI NOR Flash module Figure 7 2 Boot device settings Figure 7 1 Boot Device Switch ...

Page 55: ...n settings by switch SW2 Setting DIP Switch Description 4 3 2 1 x x x ON Not connected unused x x ON x ON Boundary Scan enabled OFF Boundary Scan disabled x ON x x ON CPU module is PCIe Endpoint OFF CPU module is Root Complex default ON x x x ON mikroBUS reset is low active OFF mikroBUS reset is high active Table 7 1 Configuration switch settings Figure 7 3 Board Configuration Switch ...

Page 56: ... Manual V 1 0 56 65 MicroSys Electronics GmbH 2019 7 3 Reset Button Pressing the reset button SW3 triggers a Hard Reset The reset button is connected to J6 and triggers the RSTIN signal on ST6 pin T7 See chapter 5 3 for more details Figure 7 4 Reset Button ...

Page 57: ...TIN high LD4 GREEN 5V0 5V0 Power 5 0V available ON 5V0 OK OFF 5V0 not available LD6 GREEN 3V3_PGOOD 3V3 3 3V power good ON 3 3V OK OFF 3 3V not ok LD7 GREEN 1V8 1V8 Power 1V8 available ON 1V8 OK OFF 1V8 not available LD8 GREEN 1V5 1V5 Power 1V5 available ON 1V5 OK OFF 1V5 not available LD9 GREEN 1V0 1V0 Power 1V0 available ON 1V0 OK OFF 1V0 not available LD2 YELLOW CFG_RCW2 GPO GP1 ON General Purp...

Page 58: ...II_P1_LED1 LED on Link Port 2 GREEN J15 F1 QSGMII_P1_LED0 LED blinking Activity Port 3 YELLOW J15 J1 QSGMII_P2_LED1 LED on Link Port 3 GREEN J15 H2 QSGMII_P2_LED0 LED blinking Activity Port 4 YELLOW J15 L2 QSGMII_P3_LED1 LED on Link Port 4 GREEN J15 L1 QSGMII_P3_LED0 LED blinking Activity SGMII YELLOW J17 13 SGMII_P0_LED1 LED on Link SGMII GREEN J17 14 SGMII_P0_LED0 LED blinking Activity RGMII YEL...

Page 59: ...ectronics GmbH 2019 8 3 LEDs on MPX LS1028A Figure 8 3 LEDs on MPX LS1028A Part Reference Function LD1 green Power good ON power supplies are ok OFF power fail LD2 red Reset on Module ON active reset OFF no reset CPU is active Table 8 3 LEDs on CPU module LD1 LD2 ...

Page 60: ...ivery Additionally a U Boot version is available for the microSD card Boot options can be selected by the Boot Device Switch see chapter 7 1 9 2 Operating System Support MicroSys Electronics GmbH offers Linux and Microware s OS 9 RTOS support for the board If you have ordered a Starter Kit the most recent MicroSys Linux release will be available on the accompanying microSD card so you can start to...

Page 61: ...iriac SBC LS1028A User Manual V 1 0 61 65 MicroSys Electronics GmbH 2019 10 Known Issues The following features are currently not supported Boundary Scan has not been tested yet PCIe Endpoint is currently not supported ...

Page 62: ...blic License JTAG Joint Test Action Group LAN Local Area Network LED Light Emitting Diode LVTTL Low Voltage Transistor Transistor Logic MCU Microcontroller Unit MMC Multimedia Card mPCIe Mini Peripheral Component Interconnect Express mSATA Mini Serial Advanced Technology Attachment RGMII Reduced Gigabit Media independent Interface RTC Real Time Clock SBC Single Board Computer SD Secure Digital SDI...

Page 63: ...5 Figure 5 2 Clock distribution 27 Figure 5 3 Multiplexer I2C 1 bus 31 Figure 5 4 I2C 1 bus topology 31 Figure 6 1 SGMII topology 34 Figure 6 2 RGMII topology 35 Figure 6 3 QSGMII topology 36 Figure 6 4 SDHC1 topology 42 Figure 6 5 USB1 topology 44 Figure 6 6 USB2 topology 45 Figure 6 7 USB3 topology 46 Figure 6 8 DisplayPort topology 47 Figure 6 9 CAN1 topology 48 Figure 6 10 CAN2 topology 48 Fig...

Page 64: ... SerDes assignment 37 Table 6 8 mPCIe Slot pinout 38 Table 6 9 mPCIe Slot SerDes 2 assignment 38 Table 6 10 mPCIe mSATA Slot pinout 40 Table 6 11 mPCIe Slot SerDes 3 assignment 40 Table 6 12 PCIe Root Complex Endpoint 41 Table 6 13 microSD card slot pin assignment 42 Table 6 14 USB Host Only Port 1 pin assignment 43 Table 6 15 USB Host Only Port 2 pin assignment 45 Table 6 16 USB Host Only Port 3 ...

Page 65: ...History 12 miriac SBC LS1028A User Manual V 1 0 65 65 MicroSys Electronics GmbH 2019 12 History Date Version Change Description 2019 09 11 1 0 First Release Table 12 1 Document history ...

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