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  • Page 2: Table Of Contents

    Hardware Reference Manual Contents Document Details ..........................7 Document History ......................... 7 Definition, Acronyms and Abbreviations ..................7 References ............................ 9 License Agreement ..........................10 Preface ..............................11 Intended Audience ........................11 Intended Use ..........................11 Overview ............................. 12 Key Features ..........................13 Applications ..........................
  • Page 3 Hardware Reference Manual 6.3.4 MIPI CSI Interface ........................ 43 6.3.5 MIPI DSI Interface ....................... 47 6.3.6 USB Interface ........................50 6.3.7 Gigabit Ethernet ........................52 6.3.8 Audio Interface........................53 6.3.9 Sensors ..........................56 6.3.10 Micro SD Card ........................56 6.3.11 DSI to HDMI .........................
  • Page 4 Hardware Reference Manual List of Figures Figure 1 – ERAGON660 SBC Block Diagram ....................16 Figure 2 – ERAGON660 IO Card Block Diagram ..................17 Figure 3 – ERAGON660 Single Board Computer (SBC) Image ..............18 Figure 4 – ERAGON660 IO Card Image ......................20 Figure 5 –...
  • Page 5 Hardware Reference Manual List of Tables Table 1: Document History ........................... 7 Table 2 : Definition, Acronyms and Abbreviations ..................8 Table 3 : References ............................9 Table 4 : Prerequisite table ......................... 15 Table 4 : ERAGON660 SBC (Single Board Computer) Components ............19 Table 5 : ERAGON660 IO Card Components ....................
  • Page 6: Document Details

    Hardware Reference Manual 1 Document Details 1.1 Document History Author Description Of Changes Version Name Date eInfochips 23-oct-2018 Initial release Table 1: Document History 1.2 Definition, Acronyms and Abbreviations Definition/Acronym/Abbreviation Description Bluetooth Low Energy Bluetooth Central Processing Unit Camera Serial Interf BLE e Direct Current Double Data Rate Display Serial Interface...
  • Page 7 Hardware Reference Manual Integrated Circuit Inc. Incorporated JTAG Joint Test Application Group Local Area Network LPDDR Lower Power DDR MIPI Mobile protocol working Alliance (not an Acronym) Multi Media Card MOSI Master Out Slave In Mega Pixel On The Go PMIC Power Management IC Random Access Memory...
  • Page 8: References

    Hardware Reference Manual 1.3 References Document Version Remarks ERAGON660 SBC Schematic File ERAGON660 IO Card Schematic File Table 3 : References Version 1.0 - 9 - eInfochips Confidential...
  • Page 9: License Agreement

    Hardware Reference Manual 2 License Agreement The use of this document is subject to and governed by those terms and conditions in the eInfochips Ltd. Purchase and Software License Agreement for the Qualcomm Snapdragon™ 660 based development platform, which you or the legal entity you represent, as the case may be, accepted and agreed to when purchasing ERAGON660 development platform from eInfochips Ltd.
  • Page 10: Preface

    Hardware Reference Manual 3 Preface This document provides an overview of the ERAGON660 SBC and development kit based on the Qualcomm Snapdragon™ 660. It provides step-by-step information about hardware components and associated software release Android 8.1.0 (Oreo). Intended Audience This document is intended to be used by for technically qualified personnel. It is not intended for general audiences.
  • Page 11: Overview

    Hardware Reference Manual Overview The ERAGON660 SBC provides an ideal building block for simple integration with a wide range of products in target markets requiring rich multimedia functionality, powerful graphics processing and video capabilities, as well as high-processing power, in a compact, RoHS compliant, fan less, cost effective SBC with low power consumption.
  • Page 12: Key Features

    Hardware Reference Manual Key Features Audio  PM660l(On SBC) :- Two single-ended and one Qualcomm Snapdragon 660  differential (microphone) inputs 8x Qualcomm® Kryo™ 260 CPU at up to Four outputs: EAR, HPHL + HPHR, and class-D 2.2 GHz per core ...
  • Page 13: Applications

    Hardware Reference Manual Applications The ERAGON606 Kit is used in a wide range of products across many different target markets. Eragon660 of the typical applications are:  Consumer Electronics  Internet of Things  Marine  Automotive  Domestic Robot ...
  • Page 14: Getting Started

    Hardware Reference Manual 5 Getting Started Prerequisites Before user power up the ERAGON660 board for the first time, will need following things: Sr No. Details MFG Part/EI Part Qty :- ERAGON660 (only SBC or SBC with 17_00515_01/17_00617_01 IO card) board Eragon Display board 17_00453_02 Power adapter (12V@3A)
  • Page 15: Eragon660

    Hardware Reference Manual ERAGON660 6.1.1 ERAGON660 SBC (Single Board Computer) Image Figure 3 – ERAGON660 Single Board Computer (SBC) Image Version 1.0 - 18 - eInfochips Confidential...
  • Page 16 Hardware Reference Manual The ERAGON660 SBC offers a wide range of interfaces and peripherals, including several high-speed signals through its edge connectors. The major parts of ERAGON660 SBC are marked with labels in above figures and the name of it is, are listed in the below table. Interface Name Interface Name U.FL connector for WIFI+BT External...
  • Page 17: Eragon660 Io Card Image

    Hardware Reference Manual 6.1.2 ERAGON660 IO Card Image Figure 4 – ERAGON660 IO Card Image Version 1.0 - 20 - eInfochips Confidential...
  • Page 18 Hardware Reference Manual The ERAGON660 IO Card offers a wide range of interfaces and peripherals, including several high-speed signals through its edge connectors. The major parts of ERAGON660 IO Card are marked with labels in above figures and the name of it is, are listed in the below table. Interface Name Interface Name EXPANSION Connector (J4)
  • Page 19 Hardware Reference Manual The Eragon660 SBC and IO Card are interfaced through three Hirose DF40C-100DP-0.4V (51) Connectors. The pin outs for these three connectors is described below, SBC Pin I/O Card Signal Name Default Pin Function Voltage Pin No. Level J16.1 J14.1 Ground...
  • Page 20 Hardware Reference Manual J16.22 J14.22 VREG_L3A PM660 Linear regulator L3 output 1.0V J16.23 J14.23 HDMI_MI2S_3_D0 MI2S Data0 signal 1.8V J16.24 J14.24 BLSP_I2C_SDA_2 BLSP 2 - I2C DATA 1.8V J16.25 J14.25 HDMI_RST_N HDMI RESET 1.8V J16.26 J14.26 BLSP_I2C_SCL_2 BLSP 2 - I2C CLOCK 1.8V J16.27 J14.27...
  • Page 21 Hardware Reference Manual J16.45 J14.45 Ground J16.46 J14.46 LTE_MODEM_VBUS_EN LTE Modem Disable(#2) signal/ 1.8V GPIO87 J16.47 J14.47 Ground J16.48 J14.48 GPIO_112 GPIO_112/LTE Modem Antenna 1.8V control(no. 0) J16.49 J14.49 BLSP_UART_RX(1) BLSP1 UART Receive/GPIO29 1.8V J16.50 J14.50 LTE_MODEM_POWER Modem Turn ON/OFF signal 1.8V J16.51 J14.51...
  • Page 22 Hardware Reference Manual J16.68 J14.68 Ground J16.69 J14.69 No Connection J16.70 J14.70 Ground J16.71 J14.71 No Connection J16.72 J14.72 Ground J16.73 J14.73 Ground J16.74 J14.74 Ground J16.75 J14.75 Ground J16.76 J14.76 Ground J16.77 J14.77 Ground J16.78 J14.78 Ground J16.79 J14.79 Ground J16.80 J14.80...
  • Page 23 Hardware Reference Manual J16.89 J14.89 VPH_PWR_CON 3.7V Supply from SBC 3.5V-4.2V (Battery/Input Power Supply) J16.90 J14.90 VPH_PWR_CON 3.7V Supply from SBC 3.5V-4.2V (Battery/Input Power Supply) J16.91 J14.91 VPH_PWR_CON 3.7V Supply from SBC 3.5V-4.2V (Battery/Input Power Supply) J16.92 J14.92 VPH_PWR_CON 3.7V Supply from SBC 3.5V-4.2V (Battery/Input Power Supply) J16.93...
  • Page 24 Hardware Reference Manual SBC Pin I/O Card Signal Name Default Pin Function Voltage Pin No. Level J18.1 J17.1 Ground J18.2 J17.2 VREG_L13A PM660 Linear regulator L13 1.8V output J18.3 J17.3 CDC_HS_DET_PMIC_CONN Headset detection J18.4 J17.4 Ground J18.5 J17.5 CDC_HPH_L_PMIC_CONN Headphone output, left channel J18.6 J17.6 Ground...
  • Page 25 Hardware Reference Manual J18.21 J17.21 LPI_AUD_CDC_RSTN Audio codec PDM receive 1 1.8V (DRE)/ LPI bit 24 J18.22 J17.22 LPI_AUD_CDC_INT1 Audio codec PDM receive 0 1.8V (DRE)/LPI bit 22 J18.23 J17.23 Ground J18.24 J17.24 LPI_AUD_CDC_INT2 Audio codec PDM receive 1 1.8V /LPI bit 23 J18.25 J17.25...
  • Page 26 Hardware Reference Manual J18.40 J17.40 5V_LOAD 5V Supply from SBC J18.41 J17.41 VCOIN Coin-cell battery/capacitor or backup battery charger supply and input J18.42 J17.42 5V_LOAD 5V Supply from SBC J18.43 J17.43 VCOIN Coin-cell battery/capacitor or backup battery charger supply and input J18.44 J17.44 5V_LOAD...
  • Page 27 Hardware Reference Manual J18.61 J17.61 Ground J18.62 J17.62 Ground J18.63 J17.63 Ground J18.64 J17.64 Ground J18.65 J17.65 LCD1_VDISP_M_OUT Display bias minus: negative LCD regulated output J18.66 J17.66 Ground J18.67 J17.67 LCD1_VDISP_P_OUT Display bias plus: boost SMPS regulated output J18.68 J17.68 Ground J18.69 J17.69...
  • Page 28 Hardware Reference Manual J18.83 J17.83 Ground J18.84 J17.84 BLSP1_SPI_CS_N_NFC BLSP1 - SPI chip select signal 1.8V J18.85 J17.85 3.7V_LOAD_REG 3.7V Supply from SBC 3.5V-4.2V (Battery/Input Power Supply) J18.86 J17.86 BLSP1_SPI_CLK_NFC BLSP1- SPI clock signal 1.8V J18.87 J17.87 3.7V_LOAD_REG 3.7V Supply from SBC 3.5V-4.2V (Battery/Input Power Supply) J18.88...
  • Page 29 Hardware Reference Manual SBC Pin I/O Card Signal Name Default Pin Function Voltage Level Pin No. J19.1 J16.1 Ground J19.2 J16.2 Ground J19.3 J16.3 MIPI_CSI1_CLK_P MIPI CSI 1, differential clock – plus J19.4 J16.4 VREG_DVDD_1P2 1.2V from LDO for Digital 1.2V section of camera sensor J19.5...
  • Page 30 Hardware Reference Manual J19.18 J16.18 VREG_BOB Regulated power supply from 3.3 V - 3.55V PMIC J19.19 J16.19 Ground J19.20 J16.20 VREG_BOB Regulated power supply from 3.3 V - 3.55V PMIC J19.21 J16.21 MIPI_CSI1_DATA3_N MIPI CSI 1, differential lane 3 – minus J19.22 J16.22...
  • Page 31 Hardware Reference Manual J19.38 J16.38 CAM2_STANDBY_N Power down signal for camera 1.8V sensor J19.39 J16.39 CCI_I2C_SCL1 Camera I2C Clock 1.8V J19.40 J16.40 CAM2_RST_N Reset signal for Camera 1.8V J19.41 J16.41 Ground J19.42 J16.42 Ground J19.43 J16.43 USB2_HS_DP USB high-speed 2 data – plus J19.44 J16.44 GPIO103_ETHERNET_RESET...
  • Page 32 Hardware Reference Manual J19.58 J16.58 Ground J19.59 J16.59 No Connection J19.60 J16.60 No Connection J19.61 J16.61 No Connection J19.62 J16.62 No Connection J19.63 J16.63 Ground J19.64 J16.64 Ground J19.65 J16.65 LCD1_BLSP_I2C_SCL_4 BLSP4- I2C Clock , Used for LCD 1.8V J19.66 J16.66 Ground J19.67...
  • Page 33 Hardware Reference Manual J19.78 J16.78 Ground J19.79 J16.79 MIPI_DSI1_LANE2_N MIPI display serial interface 1 lane 2– negative J19.80 J16.80 Ground J19.81 J16.81 Ground J19.82 J16.82 Ground J19.83 J16.83 MIPI_DSI1_LANE1_P MIPI display serial interface 1 lane 1– positive J19.84 J16.84 VREG_L17A PM660 Linear regulator L17 1.8V output...
  • Page 34 Hardware Reference Manual J19.97 J16.97 MIPI_DSI1_LANE0_N MIPI display serial interface 1 lane 0– negative J19.98 J16.98 MIPI_DSI1_LANE3_N MIPI display serial interface 1 lane 3– negative J19.99 J16.99 Ground J19.100 J16.100 Ground Table 9 : Connector J19 pin details Version 1.0 - 37 - eInfochips Confidential...
  • Page 35: Major Interfaces Of Eragon660 Sbc

    Hardware Reference Manual Major Interfaces of ERAGON660 SBC 6.2.1 Processor SDA660 - Features and interfaces  The Qualcomm SDA660 includes a customized 64-bit ARM v8-compliant applications processor (Kryo 260)  Quad high-performance Kryo cores targeting 2.2 GHz – Gold cluster with 1 MB L2 & Quad low- power Kryo cores targeting 1.843 GHz –...
  • Page 36: Memory Interface

    Hardware Reference Manual Wireless Connectivity  With WCN3990, it supports 802.11 b/g/n/ac mode for 2.4GHz band and with MIMO configuration; it supports 802.11 a/n/ac mode for 5GHz band with MIMO configuration.  WCN3990 also supports Bluetooth 5.0.  With SDR660 receiver, SDA660 supports GPS location suite. Power Management ...
  • Page 37: System Leds

    Hardware Reference Manual 6.2.6 System LEDs There are four notification LEDs provided on SBC module as described below,  LED1 (Processor reset out LED): its glow indicates that processor came out of reset  LED2 (Charging LED): Indicates battery charging status. ...
  • Page 38: Major Blocks Of Eragon660

    Hardware Reference Manual Major Blocks of ERAGON660 6.3.1 Power Supply ERAGON660 kit can be powered through 12V@3A DC adapter or 3.8V Li battery. Switching between these supplies can be done through switch (SW2). Both power modes are described below, 6.3.1.1 DC mode In DC mode, 12VDC adapter need to plug into connector J9 of SBC with below settings, ...
  • Page 39: Boot Configuration

    Hardware Reference Manual 6.3.2 Boot Configuration The ERAGON660 can be configured to function in different modes by selecting the switch SW3 provided on SBC. Below table mentions different boot configurations options, CONFIG_3 CONFIG_2 CONFIG_1 FORCE_USB_BOOT Function (Position-3) (Position-2) (Position-1) (Position-4) eMMC -->...
  • Page 40: Mipi Csi Interface

    Hardware Reference Manual Power on switch Volume Up Switch Fast Boot Switch/VOL_DOWN Switch Figure 9 – SBC General Purpose Keys (SW1,SW4 & SW5) 6.3.4 MIPI CSI Interface ERAGON660 kit supports three 4 Lane MIPI CSI ports; however only two can work concurrently. Below are its features, ...
  • Page 41 Hardware Reference Manual Pin description for CSI interface is as below, Camera board direct connect with SBC and connect the Camera board to IO card through FPC cable. Pin Number Net Name Pin Function J1.1 MIPI_CSI0_DATA2_P_CONN MIPI CSI0 Data 2 Positive J1.2 VREG_DVDD_1P2 1.2V supply...
  • Page 42 Hardware Reference Manual Pin Number Net Name Pin Function J2.1 MIPI_CSI2_DATA2_P_CONN MIPI CSI2 Data 2 Positive J2.2 VREG_DVDD_1P2 1.2V supply J2.3 MIPI_CSI2_DATA2_N_CONN MIPI CSI2 Data 2 Negative J2.4 VREG_DVDD_1P05V 1.5V supply J2.5 Ground J2.6 VREG_DVDD_1P05V 1.5V supply J2.7 MIPI_CSI2_DATA3_P_CONN MIPI CSI2 Data 3 Positive J2.8 Ground J2.9...
  • Page 43: Figure 11 - Io Card Mipi Csi1 Connectors (J18)

    Hardware Reference Manual Figure 11 – IO Card MIPI CSI1 connectors (J18) Pin Number Net Name J18.1 Ground J18.2 MIPI_CSI1_CLK_P MIPI CSI1 Clock Positive J18.3 MIPI_CSI1_CLK_N MIPI CSI1 Clock Negative J18.4 Ground J18.5 MIPI_CSI1_DATA2_N MIPI CSI1 Data 2 Negative J18.6 MIPI_CSI1_DATA2_P MIPI CSI1 Data 2 Positive J18.7...
  • Page 44: Mipi Dsi Interface

    Hardware Reference Manual 6.3.5 MIPI DSI Interface ERAGON660 kit supports Dual 4 Lane MIPI DSI ports, DSI0 and DSI1. SBC has DSI0 and IO card has DSI1. Display support up to 2560 × 1600, 10 bit at 60 Hz.  On DSI0 Port connect LCD display with backlight bridge board and on DSI1, we can connect DSI to HDMI Bridge board to display the data on HDMI supported display screen.
  • Page 45: Figure 13 - Io Card Mipi Dsi1 Connectors (J18)

    Hardware Reference Manual J14.27 MIPI_DSI0_D3_P_CONN MIPI DSI0 Data 3 Positive J14.28 LCD0_WLED_SINK2 Display backlight LED cathode 2 J14.29 MIPI_DSI0_D3_M_CONN MIPI DSI0 Data 3 Negative J14.30 LCD0_BACKLIGHT_0 PMI Backlight control signal J14.31 Ground J14.32 Ground J14.33 LCD0_BLSP_I2C_SCL_4 MIPI DSI0 I2C Clock J14.34 LCD0_DSI0_TOUCH_INT Display Touch Interrupt...
  • Page 46 Hardware Reference Manual J18.11 MIPI_DSI1_D0_M_CONN MIPI DSI1 Data 0 Negative J18.12 Ground J18.13 Ground J18.14 Not Connected J18.15 MIPI_DSI1_D1_P_CONN MIPI DSI1 Data 1 Positive J18.16 LCD1_MIPI_DSI0_RST MIPI DSI0 Reset J18.17 MIPI_DSI1_D1_M_CONN MIPI DSI1 Data 1 Negative J18.18 Not Connected J18.19 Ground J18.20 LCD1_DSI0_BACKLIGHT_PWM...
  • Page 47: Usb Interface

    Hardware Reference Manual 6.3.6 USB Interface SDA660 supports one USB2.0 high speed and one USB3.1 (type C) Super speed Port with display port and USB2.0 out of them one USB2.0 comes to IO card through B2B connector. USB3.1 (Type C) use as ADB port and data port during OTG pen drive connection.
  • Page 48: Figure 15 - Io Card Usb Host1 And Host2 Connections To Usb Stack (Usb1)

    Hardware Reference Manual J13.B12 Ground GND_EARTH_USB EARTH GND_EARTH_USB EARTH GND_EARTH_USB EARTH GND_EARTH_USB EARTH GND_EARTH_USB EARTH GND_EARTH_USB EARTH GND_EARTH_USB EARTH GND_EARTH_USB EARTH Table 16: SBC USB3.1 connector (J13) Pinout IO card has USB 2.0 hub and Hub has 4 downstream port as mentioned below. ...
  • Page 49: Gigabit Ethernet

    Hardware Reference Manual USB1.S1 USB_SHEILD_GND Shield Ground USB1.S2 USB_SHEILD_GND Shield Ground USB1.S3 USB_SHEILD_GND Shield Ground USB1.S4 USB_SHEILD_GND Shield Ground Table 17: USB2.0 Host connector (J33) Pinout 6.3.7 Gigabit Ethernet Gigabit Ethernet connectivity on ERAGON660 IO card is provided in below flow, USB2.0 ->USB 2.0 HUB ->USB2.0 to Ethernet (MAC+PHY) to RJ45 connector Second downstream port of USB Hub is connected with the Ethernet MAC controller.
  • Page 50: Audio Interface

    Hardware Reference Manual E1.12 VDD_2V5_ETHERNET 2.5V Supply E1.13 GPIO4/LED4 GPIO -4 Pin E1.14 VDD_2V5 2.5V Supply(Yellow Led anode) E1.15 GPIO0/LED0 GPIO -0 Pin E1.16 VDD_2V5 2.5V Supply(Orange Led anode) E1.17 ETH_SHEILD_GND Shield Ground E1.18 ETH_SHEILD_GND Shield Ground E1.19 ETH_SHEILD_GND Shield Ground E1.20 ETH_SHEILD_GND Shield Ground...
  • Page 51: Figure 19 - Io Card Audio Headset Jack (J19)

    Hardware Reference Manual Figure 19 – IO Card Audio Headset Jack (J19) Below is the Pinout Specification of Headset Jack, Pin Number Net Name Pin Function J19.1 AUDIO_JACK_SLEVE_MIC MIC2 Input Positive J19.2 AUDIO_JACK_TIP_LEFT Headphone Left Channel J19.3 AUDIO_JACK_RING1_RIGHT Headphone Right Channel J19.4 CDC_HPH_REF Headphone Reference Signal (Ground)
  • Page 52 Hardware Reference Manual Below is the Pinout Specification of J24, Pin Number Net Name Pin Function J24.1 CDC_SPEAKER1_OUT_M Speaker1 Output Negative J24.2 CDC_SPEAKER2_OUT_M Speaker2 Output Negative J24.3 CDC_SPEAKER1_OUT_P Speaker1 Output Positive J24.4 CDC_SPEAKER2_OUT_P Speaker2 Output Positive J24.5 Ground J24.6 Ground J24.7 CDC_IN3_M_CONN MIC3 Input Negative...
  • Page 53: Sensors

    Hardware Reference Manual J22.15 CDC_LINE_OUT1_P Line Output_2 Negative J22.16 CDC_LINE_OUT2_M Line Output_1 Negative Table 21: IO Card Audio Header (J22) Pinout 6.3.9 Sensors ERAGON660 supports multiple sensors as below,  Magnetometer, Accelerometer& Gyrometer, Pressure sensor and ALSP (Ambient Light and Proximity) sensor interfaced to SDA660 through LPI I2C and SPI.
  • Page 54: Hdmi To Csi Audio Interface

    Hardware Reference Manual Figure 22 – IO Card HDMI to CSI Audio Connector (J23) Pin specifications for J23 is mentioned below, Pin Number Net Name J23.1 VCC_3V3_C_HDMI 3.3V Supply J23.2 Not Connected J23.3 VCC_5V_C_HDMI 5V Supply J23.4 Not Connected J23.5 HDMI_1.8V_DSI 1.8V Supply J23.6...
  • Page 55: Wifi + Bt Chip Antenna

    Hardware Reference Manual Figure 23 – IO Card DSI to HDMI Audio Connector (J13) Pin specifications for J26 is mentioned below, Pin Number Net Name J13.1 Ground J13.2 Ground J13.3 GPIO_110_HDMI_INT_GPIO HDMI Interrupt J13.4 GPIO_29_HDMI_RST_N HDMI Reset J13.5 HDMI_MI2S_3_D0 HDMI I2S 3 Data 0 Signal J13.6 HDMI_MI2S_3_D1 HDMI I2S 3 Data 1 Signal...
  • Page 56: Gps Chip Antenna

    Hardware Reference Manual 6.3.14 GPS chip antenna Connect the GPS external antenna on connector (J10) Figure 25 – SBC Routing of UFL cable from SBC to IO Card (10) 6.3.15 M.2 (4G LTE) connector ERAGON660 kit supports 75-pin M.2 connector (J11) to plug 4G LTE modem on IO card. This 4G module is interfaced with first downstream port of USB Hub which it is connected to SDA660 processor, MI2S_2 interface, and few other GPIOs of SDA660 and Dual SIM card connectors (SIM1-J27, SIM2-J26).
  • Page 57 Hardware Reference Manual J11.9 USB_HS_D_M_HOST1 USB High Speed Data Negative Signal J11.10 LTE_MODEM_LED#1 LED Driver Control GPIO J11.11 Ground J11.12 Not Connected J11.13 Not Connected J11.14 Not Connected J11.15 Not Connected J11.16 Not Connected J11.17 Not Connected J11.18 Not Connected J11.19 Not Connected J11.20...
  • Page 58 Hardware Reference Manual J11.51 Ground J11.52 Not Connected J11.53 Not Connected J11.54 Not Connected J11.55 Not Connected J11.56 Not Connected J11.57 Ground J11.58 Not Connected J11.59 GPIO_112_ANTCTL0 GPIO -112 Pin J11.60 GPIO28_COEX3 GPIO for Coexistence J11.61 GPIO_108/ANTCTL1 GPIO -108 Pin J11.62 GPIO31_COEX2 Coexistence UART Transmit...
  • Page 59: Battery

    Hardware Reference Manual SIM Card_2 Connector Pin specifications are as follows, Pin Number Net Name Pin Function J26.1 CONN_SIM2_PWR SIM2 Power Supply J26.2 SIM2_RST SIM2 Reset Signal J26.3 SIM2_CLK SIM2 Clock J26.4 Ground J26.5 Not Connected J26.6 SIM2_DATA SIM2 Data J26.7 SIM2_DETECT SIM2 Card Detect...
  • Page 60: Fan

    Hardware Reference Manual 6.3.17 FAN ERAGON660 IO card also have support to connect 5VDC Fan at connector J5. Connect +Ve terminal of Fan to J5.1 pin and GND to J5.2 pin. Figure 29 – IO Card FAN connector (J5) 6.3.18 Debug Port ERAGON660 support a debug Port to capture the system logs.
  • Page 61: Low Speed Expansion Connector

    Hardware Reference Manual 6.3.19 Low Speed Expansion Connector Multiple BLSP signals brought from SDA660 to 20 pin male header (J6). User can use this signals to connect more peripherals. J6 Pin Specification are given in below table. Figure 31 – SBC Low Speed Expansion Header (J6) Pin Specification of J6 mentioned below, Pin Number Net Name...
  • Page 62: Expansion Connector

    Hardware Reference Manual 6.3.20 Expansion Connector Different signals from SBC module are brought to IO card on 20 pin Female Headers (J4, J8). IO Card has I2C base GPIO expander chip and its signal came on connector J4. User can interface other I2S based peripherals to SBC module through connector J8. Figure 32 –...
  • Page 63: Figure 33 - Io Card Expansion Header (J8)

    Hardware Reference Manual Figure 33 – IO Card Expansion Header (J8) Pinout specification of J8 is given below, Pin Number Net Name Pin Function J8.1 VCC_1V8 1.8V Supply J8.2 VCC_3V3 3.3V Supply J8.3 Ground J8.4 Ground J8.5 Ground J8.6 Ground J8.7 I2C_SCL I2C Clock...
  • Page 64: Electrical Specification

    Hardware Reference Manual Electrical Specification Absolute Maximum Ratings Parameter Unit VBATT+ Main Battery Input Supply Voltage -0.5 12VDC Input Supply Voltage -0.5 VCOIN RTC Input Supply Voltage -0.5 USB_VBUS USB VBUS Input Supply Voltage -0.3 Table 32 : Absolute Maximum Ratings Operating Conditions s Parameter Unit...
  • Page 65: Mechanical Specification

    Hardware Reference Manual Mechanical Specification SBC Board Dimensions Figure 34 – SBC Module Dimension For more information about SBC mechanical dimension , kindly refer the Eragon660 SBC .dxf file. Version 1.0 - 68 - eInfochips Confidential...
  • Page 66: Io Card Dimension

    Hardware Reference Manual IO Card Dimension Figure 35 – IO Card Dimension Version 1.0 - 69 - eInfochips Confidential...
  • Page 67: Special Care When Using Eragon660 Board

    Hardware Reference Manual Special Care when using ERAGON660 Board Development Device Notice This device contains RF/digital hardware and software intended for engineering development, engineering evaluation, or demonstration purposes only and is intended for use in a controlled environment. This device is not being placed on the market, leased or sold for use in a residential environment or for use by the general public as an end user device.
  • Page 68: About Einfochips

    Hardware Reference Manual 10 About eInfochips eInfochips is a partner of choice for Fortune 500 companies for product innovation and hi-tech engineering consulting. Since 1994, eInfochips has provided solutions to key verticals like Aerospace & Defense, Consumer Electronics, Energy & Utilities, Healthcare, Home, Office, and Industrial Automation, Media &...
  • Page 69 Hardware Reference Manual The host product shall be properly labelled to identify the modules within the host product. The ISED certification label of a module shall be clearly visible at all times when installed in the host product; otherwise, the host product must be labelled to display the ISED certification number for the module, preceded by the word "contains"...
  • Page 70 Hardware Reference Manual Regulation Information [FCC Information] This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: this device may not cause harmful interference, and this device must accept any interference received, including interference that may cause undesired operation.
  • Page 71 Hardware Reference Manual Regulation Information [IC Information] This device complies with Industry Canada license-exempt RSS standard(s). Operation in subject to The following two conditions: this device may not cause interference, and this device must accept any interference, including interference that may cause undesired operation of the device.
  • Page 72 Hardware Reference Manual Information for OEM Integrator This device is intended only for OEM integrators under the following conditions: The antenna must be installed such that 20 cm is maintained between the antenna and users, and The transmitter module may not be co-located with any other transmitter or antenna.

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