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HB8
Document Reference: User Guide
Document Issue: 1.00
Blue Chip Technology Limited
Chowley Oak,
Tattenhall,
Chester.
Cheshire,
England
CH3 9EX
Tel: 44 (0)1829 772000
Web:
https://www.bluechiptechnology.
com/

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Summary of Contents for BLUE CHIP HB8

  • Page 1 Document Reference: User Guide Document Issue: 1.00 Blue Chip Technology Limited Chowley Oak, Tattenhall, Chester. Cheshire, England CH3 9EX Tel: 44 (0)1829 772000 Web: https://www.bluechiptechnology. com/...
  • Page 2: Table Of Contents

    HB8 for 7” LCD ..................... 8 Connectors ......................9 P1 Projected Capacitive Touch Panel ...............10 P2 HDMI Type A ...................10 P3 Resistive Touch (HB8 7” only) ..............11 P4 USB3.0 ....................12 P5 M.2 ......................13 P6 USB2.0 ....................15 P7 Expansion Connector ................16 P9 10/100Base-T Ethernet ................18...
  • Page 3 BCT HB8 User Guide v1_0.docx 10.2.2 Connector P2 - RS232 ................28 10.2.3 Connector P3 – Audio ................28 10.2.4 Connector – P4 – RS232 & RS232/422/485 ..........28 10.2.5 Connector – P5 – GPIO ................29 USB Subsystem ....................30 RS422 & RS485 Operation ................30 12.1...
  • Page 4: Copyright

    Ltd. 2 Limitations of Liability In no event shall Blue Chip Technology be held liable for any loss, expenses or damages of any kind whatsoever, whether direct, indirect, incidental or consequential, arising from the design or use of this product or the support materials supplied with this product. If this product proves to be defective, Blue Chip Technology is only obliged to replace or refund the purchase price at Blue Chip Technology's discretion according to their Terms and Conditions of Sale.
  • Page 5: General/National Safety Warnings

    Alternatively, in more demanding applications the projected capacitance touch panel is a better choice as it has a glass top surface. The following list the features available on the HB8 PCA when used in conjunction with a Blue Chip Technology TM3 PCA.
  • Page 6: Pcb Layout

    C busses • 12x GPIO lines. The HB8 can also support an external Lithium Battery to keep the Real Time Clock alive and retain time when the unit is powered off. This is in addition to the on-board Lithium rechargeable battery.
  • Page 7 BCT HB8 User Guide v1_0.docx Figure 7-1 HB8 4.3" (Top) Figure 7-2 HB8 4.3" (Bottom) Page 7...
  • Page 8: Hb8 For 7" Lcd

    BCT HB8 User Guide v1_0.docx 7.2 HB8 for 7” LCD Figure 7-3 HB8 7" (Top) Page 8...
  • Page 9: Connectors

    P1 Projected Capacitive Touch Panel P14 External Non-Rechargeable RTC Battery P2 HDMI Type A P15 LCD Backlight (HB8 7” only) P3 Resistive Touch (HB8 7” only) P17 LCD Data (HB8 4.3” only) P4 USB3.0 P18 LCD Data (HB8 7” only) P5 M.2...
  • Page 10: P1 Projected Capacitive Touch Panel

    BCT HB8 User Guide v1_0.docx 8.1 P1 Projected Capacitive Touch Panel Figure 8-1 P1 Projected Capacitive Touch Panel Pin Numbers Signal Comment RES_TOUCH_IRQ# Interrupt shared with on-board resistive touch screen controller. See section 9.1. Not Used PCAP_RST# Reset Not Used I2C_SDA C data (3.3v)
  • Page 11: P3 Resistive Touch (Hb8 7" Only)

    Display Data Channel ground HPLLG Hot Plug Detect Table 8-3 P2 HDMI Type A Connector Pinout 8.3 P3 Resistive Touch (HB8 7” only) Figure 8-3 P3 Resistive Touch (HB8 7” only) Pin Numbers Signal Comment TS_YU Y+ Position Input Page 11...
  • Page 12: P4 Usb3.0

    BCT HB8 User Guide v1_0.docx TS_XL X+ Position Input TS_YD Y- Position Input TS_XR X- Position Input Table 8-4 P3 Resistive Touch Connector Pinout The jumper J1 must be correctly set. Refer to section 9.1 for further information. 8.4 P4 USB3.0 Figure 8-4 P4 USB3.0 Pin Numbers...
  • Page 13 BCT HB8 User Guide v1_0.docx 8.5 P5 M.2 Figure 8-5 P5 M.2 Pin Numbers Signal Comment Not Used POWER OFF# Controls power to M.2 module USB+ USB Data+ (USB2.0) DISABLE# USB- USB Data- (USB2.0) Not Used Not Used Mechanical notch B...
  • Page 14 BCT HB8 User Guide v1_0.docx Not Used Not Used Not Used UIM-RESET SIM Card Reset Not Used UIM-CLK SIM Card Clock UIM-DATA Sim Card Data Not Used PCIe Lane 0 Tx- UIM-PWR Not Used PCIe Lane 0 Tx+ Not Used...
  • Page 15: P6 Usb2.0

    BCT HB8 User Guide v1_0.docx Not Used Not Used Not Used SUSCLK 32.768 kHz clock supply input provided by the Platform chipset Not Used Not Used Table 8-6 P5 M.2 Connector Pinout 8.6 P6 USB2.0 Figure 8-6 P6 USB2.0 Pin Numbers...
  • Page 16: P7 Expansion Connector

    BCT HB8 User Guide v1_0.docx 8.7 P7 Expansion Connector Figure 8-7 P7 Expansion Connector Pin Numbers Signal Comment LINEOUT RIGHT Audio lineout – right channel GPIO12 GPIO signal – 3v level LINEOUT LEFT Audo lineout – left channel GPIO11 GPIO signal – 3 volt level GPIO10 GPIO signal –...
  • Page 17 USB engineering mode. I2C SCK C data at 3v level 3.3v Alternative power INPUT – in parallel with the main power in connector on HB8. BAT+ External battery for RTC Table 8-8 P7 Expansion Connector Pinout Page 17...
  • Page 18: P9 10/100Base-T Ethernet

    BCT HB8 User Guide v1_0.docx 8.8 P9 10/100Base-T Ethernet Figure 8-8 P9 10/100Base-T Ethernet Pin Numbers Signal Comment Transmit data positive Transmit data negative Receive data positive Not used Not used Receive data negative Not used Not used Table 8-9 P9 10/100Base-T Ethernet Connector Pinout...
  • Page 19: P13 Speaker

    BCT HB8 User Guide v1_0.docx 8.9 P13 Speaker Figure 8-9 P13 Speaker Pin Numbers Signal Comment SPEAKER- Speaker load to be no lower than 4 ohms with 2 watts handling SPEAKER+ Speaker load Table 8-10 P13 Speaker Connector Pinout 8.10 P14 External Non-Rechargeable RTC Battery...
  • Page 20: P15 Lcd Backlight (Hb8 7" Only)

    BCT HB8 User Guide v1_0.docx Table 8-11 P14 External Non-Rechargeable RTC Battery Connector Pinout 8.11 P15 LCD Backlight (HB8 7” only) Figure 8-10 P15 LCD Backlight (HB8 7” only) Pin Numbers Signal Comment LED A Backlight anode LED K Backlight cathode Table 8-12 P15 LCD Backlight Connector Pinout 8.12 P17 LCD Data (HB8 4.3”...
  • Page 21 BCT HB8 User Guide v1_0.docx TS_XR X- position input for resistive touch panel. Check Jumper J1 is fitted correctly (section 9.1). Not Used LCD DEN Data input enable LCD VSYNC Vertical sync LCD HSYNC Horizontal sync LCD ENABLE Display standby/normal operation...
  • Page 22: P18 Lcd Data (Hb8 7" Only)

    BCT HB8 User Guide v1_0.docx Table 8-13 P17 LCD Data (HB8 4.3” only) 8.13 P18 LCD Data (HB8 7” only) Figure 8-12 P18 LCD Data (HB8 7” only) Pin Numbers Signal Comment LCD CLK Pixel clock LCD R0 Red Data...
  • Page 23: P20 Μsd Card Socket

    BCT HB8 User Guide v1_0.docx LCD B5 Blue data LCD DEN Data enable Not Used Not Used Table 8-14 P18 LCD Data (HB8 7” only) 8.14 P20 µSD Card Socket Figure 8-13 P20 µSD Card Socket Pin Numbers Signal Comment DAT2 Data line 2...
  • Page 24: P21 Sim Card Socket

    BCT HB8 User Guide v1_0.docx Table 8-15 P20 µSD Card Socket Pinout 8.15 P21 SIM Card Socket Figure 8-14 P21 SIM Card Socket Pin Numbers Signal Comment RESET Reset Clock Not Used Not Used Data in/out Not Used Table 8-16 P21 SIM Card Socket Pinout...
  • Page 25: Jumpers

    BCT HB8 User Guide v1_0.docx 9 Jumpers 9.1 J1 Touch Screen Select Jumper Comment Fitted Resistive touch screen. An interrupt is connected which is triggered by screen touches Not Fitted Projected capacitive touch screen. Table 9-1 J1 Touch Screen Select Jumper 10 Expansion Connector PCAs 10.1 Screw Terminal PCA...
  • Page 26 GPIO signal – 3 volts level GPIO 12 GPIO signal – 3 volts level 0 volts Alternative power INPUT – in parallel with the main power in connector on HB8. 0 volts I2C SDA I2C Data at a 3 volts level I2C SCL...
  • Page 27: Picoblade™ Connector Pca

    BCT HB8 User Guide v1_0.docx LINEIN_R Audio line in – right channel 0 volts LINEOUT_L Audio line out – left channel LINEOUT_R Audio line out – right channel 0 volts Table 10-1 Screw Terminal PCA Pinout 10.2 PicoBlade™ Connector PCA Table 10-2 PicoBlade™...
  • Page 28: Connector P2 - Rs232

    BCT HB8 User Guide v1_0.docx 10.2.2 Connector P2 - RS232 Signal Comments 0 volts Ground for COM 1 RS232 channel COM 1 RX RS232 receive channel – console for Linux & Android COM 1 TX RS232 transmit channel – console for Linux &...
  • Page 29: Connector - P5 - Gpio

    BCT HB8 User Guide v1_0.docx Termination – signal 120 ohm and 100nF in series and then pin 10 (COM 3 RX +ve) COM 3 Receive –ve Differential signal – negative. Connected to pin 9 to allow termination to be connected in circuit COM 3 Receive –ve...
  • Page 30: Usb Subsystem

    12 RS422 & RS485 Operation 12.1 Port Configuration The HB8 is equipped with 3 serial ports which are available via the 50-way expansion connector and both the screw terminal and PicoBlade™ PCAs detailed in section 10. Two of the ports are RS232 and the third port is RS422/RS485.
  • Page 31 BCT HB8 User Guide v1_0.docx Figure 12-2 RS422 communications RS422 also can support a multidrop connection as it is possible to disable the transmitters. A third device is added in Figure 12-2. Note that the transmit pairs of devices B and C are connected.
  • Page 32: Rs422/Rs485 Termination Resistors

    Table 13-1 Reserved I C addresses The resistive touch controller is connected to the SPI bus and is present on all HB8 PCAs regardless of whether a resistive touch panel is used. Where a resistive touch panel is used, it must be kept in mind that any external SPI devices added are sharing the bus with the touch controller.
  • Page 33: Ethernet

    The ethernet is limited to a maximum transfer rate of 100Mb/s. 16 Power 16.1 Voltage The operating voltage of the HB8 is between 9v and 24v. Power is connected via the jack plug (P12) which has a 2.5mm diameter centre pin. Two suitable mating connectors are given in Table 16-1.
  • Page 34 "M: Burn End ..." message. Close the PhoenixCard tool, eject the µSD card. Figure 17-1 PhoenixCard Tool 6. Ensure the TM3 HB8 board is turned off. Plug in the µSD card prepared by the PhoenixCard tool to TM3 HB8 host board µSD card slot.
  • Page 35: Phoenixusb Pro Tool

    2. Click Start button. The big circular indicator on the top right of the application window shall turn green. At this point TM3 devices can be installed. 3. Power the TM3/HB8 board off. Connect a USB cable between the PC and USB Device port on the HB8 labelled as P6.
  • Page 36 BCT HB8 User Guide v1_0.docx Note that when the installation mode has been started (step 2), the application prevents accidental closure of its window. To close the application, click the Stop icon first, and then close the window as usual.
  • Page 37: Appendix

    BCT HB8 User Guide v1_0.docx 18 Appendix 18.1 Change Log Issue Date Author Details of Change 05/09/2023 First version Page 37...

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