Related Manuals for XMOS XK-EVK-XU316
Summary of Contents for XMOS XK-EVK-XU316
- Page 1 xcore.ai Explorer v2 Board Manual Publication Date: 2024/2/12 Document Number: XM014531A...
- Page 2 Full port map Board Schematics The xcore.ai explorer board, XK-EVK-XU316, is an evaluation board for the xcore.ai cross- over processor from XMOS. The processor is easy to use and provides advanced features on a small, extremely low cost platform. This manual documents version 2 of the board.
- Page 3 Block diagram GPIO of the explorer connectors board http://xmos.ai/getting-started A Quick-Start guide, , is available that has a few pro- grams that you can run that show how to use the tool-chain and the libraries. 1.1 The xcore.ai Cross-Over Processor Device The xcore.ai explorer board is based on a two-tile xcore.ai device (XU316-1024-FB265-...
- Page 4 xcore.ai Explorer v2 Board Manual For an introduction to xcore.ai tiles and cores see the xcore.ai Technical Overview, 014149-PC. For in depth information on the device see the XU316-1024-FB265 datasheet (XM-014035-PC or XM-014034-PC), and the XS3 Architecture Manual XM-014007-PS. 1.2 Board Features A photo labelling the main elements of the xcore.ai explorer board is shown in Figure 3: Figure 3: xcore.ai main...
- Page 5 xcore.ai Explorer v2 Board Manual D: A PDM microphone connector E: An audio codec with 3.5mm line-in and line-out connectors F: A QSPI flash, 32 Mbit G: An LPDDR1 external memory, 1 Gbit H: 58 GPIO connections from tile 0 and 1, arranged on 0.1” grids Connectivity: J: A micro USB connector for power and connection to a USB host K: A WiFi module with aerial.
- Page 6 xcore.ai Explorer v2 Board Manual 2 Board devices and GPIO 2.1 User LEDs The xcore.ai explorer board provides four LEDs on the top left corner of the board, as shown in Figure 4. The LEDs are active high, and are connected to the GPIO pins connected to port 4C on tile 0: GPIO Port...
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Page 7: Microphone Connector
Up to two PDM microphones can be connected to the xcore.ai explorer board. It uses a header that connects to XMOS microphone boards. It is located near the bottom of the board (J4), as shown in Figure 6, pinned out as follows:... - Page 8 xcore.ai Explorer v2 Board Manual GPIO Port signal X0D37 I2C_SCL X0D38 I2C_SDA X1D11 I2S_MCLK X1D01 I2S_LRCLK X1D10 I2S_BCLK X1D00 I2S_DAC_DATA X1D37 I2S_ADC_DATA X1D09 P4A3 CODEC_RESET The I2S signals are on the VDDIOR domain, the I2C signals are on the VDDIOL domain but are routed through level shifters, enabling the CODEC to use VDDIOR for its I/O voltage.
- Page 9 xcore.ai Explorer v2 Board Manual board (these are all at VDDIOL voltage levels), the right hand side of the board (these are all at VDDIOR voltage levels), and the middle bottom of the board (a few GPIO at 1V8), see Figure 8. Figure 8: GPIO connectors...
- Page 10 xcore.ai Explorer v2 Board Manual Signal Port Signal Port VDDIOL X0D00 X0D14 P4C0 X0D15 P4C1 X0D16 P4D0 + X0D17 P4D1 + X0D18 P4D2 X0D19 P4D3 X0D20 P4C2 X0D21 P4C3 X0D11 GPIO connector J16 (Tile 1): Signal Port Signal Port X1D39 X1D40 P8D4 X1D41...
- Page 11 xcore.ai Explorer v2 Board Manual GPIO connector J15 (Tile 1): Signal Port Signal Port X1D61 P32A10 X1D62 P32A11 X1D63 P32A12 X1D64 P32A13 X1D65 P32A14 X1D66 P32A15 X1D67 P32A16 X1D68 P32A17 X1D69 P32A18 X1D70 P32A19 GPIO connector J12, just below the device is powered from 1V8, and has IO from tile 0 and tile 1: Signal Port...
- Page 12 xcore.ai Explorer v2 Board Manual 3 Standard connectivity options The board has provision to be connected to a host computer through USB, to the internet over WiFi, or to a camera over MIPI. 3.1 USB There is a micro-USB (B-type) connector (J3) along the bottom of the board, Figure 9. Figure 9: USB connector J3 must be connected at all times, to provide power to the xcore.ai explorer board.
- Page 13 xcore.ai Explorer v2 Board Manual GPIO Port signal X0D35 WIFI_SPI_CLK X0D25 WIFI_SPI_MOSI X0D36 WIFI_SPI_MISO X0D29 P4F1 WIFI_SPI_CS_N X0D27 P4E1 WIFI_RST_N X0D24 WIFI_WIRQ X0D26 P4E0 WIFI_WUP 3.3 MIPI The MIPI interface is brought out on a connector that is compatible with RaspberryPi V2 cameras, Figure 11.
- Page 14 Debug USB connector The xTAG debugger allows the XTC tools to interrogate the application running on the xcore.ai device using the XMOS debugger and the xSCOPE library which provides non- intrusive program instrumentation. 4.2 24MHz Crystal Oscillator The xcore.ai explorer board board is clocked at 24 MHz by a crystal oscillator, the xcore.ai...
- Page 15 xcore.ai Explorer v2 Board Manual 4.3 Power and Operating Requirements The xcore.ai explorer board requires a 5V power source that is normally provided through the micro-USB cable J3. The voltage is converted by on-board regulators to the 0V9, 1V8 and 3V3 supplies used by the components. To ease measurements of core current the board includes a sense-amp.
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Page 16: Mechanical And Environmental Specifications
The XS3 Architecture Manual XM-014007-PS Note that this board contains the FB265 BGA package that brings out all GPIO. Smaller packages such as the referenced QF60A package are available. 8 Part Numbers and Board Markings Part number Board marking XK-EVK-XU316 JGB0070 2V0... -
Page 17: Revision History
xcore.ai Explorer v2 Board Manual 9 Revision History Date Release Comment 2024-02-12 Version 2 of board schematics 2022-06-24 First release... -
Page 18: Appendix A Full Port Map
xcore.ai Explorer v2 Board Manual Appendix A Full port map Port Signal X0D00 GPIO X0D01 CS_N X0D02 P4A0 GPIO X0D03 P4A1 GPIO X0D04 P4B0 X0D05 P4B1 X0D06 P4B2 X0D07 P4B3 X0D08 P4A2 GPIO X0D09 P4A3 GPIO X0D10 SPI_CLK X0D11 GPIO X0D12 GPIO X0D13... - Page 19 xcore.ai Explorer v2 Board Manual Port Signal X0D37 SCL (at 3V3) X0D38 I2C_SDA X0D38 SDA (at 3V3) X1D00 I2S_DAC_DATA X1D01 I2S_LRCLK X1D02 P4A0 GPIO X1D03 P4A1 GPIO X1D04 P4B0 GPIO X1D05 P4B1 GPIO X1D06 P4B2 GPIO X1D07 P4B3 GPIO X1D08 P4A2 GPIO X1D09...
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Page 20: Appendix B Board Schematics
xcore.ai Explorer v2 Board Manual Port Signal X1D62 P32A11 GPIO X1D63 P32A12 GPIO X1D64 P32A13 GPIO X1D65 P32A14 GPIO X1D66 P32A15 GPIO X1D67 P32A16 GPIO X1D68 P32A17 GPIO X1D69 P32A18 GPIO X1D70 P32A19 GPIO Appendix B Board Schematics The schematics are shown in Figure .. - Page 21 xcore.ai Explorer v2 Board Manual VDDIOR VDDIOR VDDIOL VDDIOR VDDIOR VDDIOR VDDIOL BANK VDDIOL VDDIOR VDDIOL VDDIOR BANK VDDIOL WIFI_WIRQ X0D24__1I/XL3_IN4 IO CONNECTORS X0D00 WIFI_MOSI X0D00__1A/XL4_IN3 X0D25__1J/XL3_IN3 QSPI_CS_N WIFI_WUP X0D01__1B X0D26__4E0/XL3_IN2 WIFI_RST_N X0D27__4E1/XL3_IN1 QSPI_D0 X0D28 X0D04__4B0 X0D28__4F0/XL3_IN0 QSPI_D1 WIFI_CS_N X0D05__4B1 X0D29__4F1/XL3_OUT0 VDDIOR QSPI_D2...
- Page 22 xcore.ai Explorer v2 Board Manual VDD_DDR LPDDR DRAM VDDIOT VDDIOT VDDIOT VDDIOT Net Class i Net Class BANK VDDIOT Net Class i Net Class VDDIOT Net Class i Net Class VDDIOT Net Class i Net Class Net Class i Net Class Net Class i Net Class X0D30__4F2/DQ4...
- Page 23 xcore.ai Explorer v2 Board Manual MOD1 3V3_PA 1V8 VDDIOR RFL_1 2G4ANT_IN VDD_PA U.FL RFL_2 RF_1 RF_IN RF_2 VDD_IO ANT_LOOP RESERVE_2 RESERVE_1 100N 100N VDDIOR GPIO GPIO GPIO GPIO GPIO GPIO GPIO 3V3_PA WIFI_WUP GPIO/WUP GPIO/PTA_TX_CONF WIFI_GPIO0 GPIO/PTA_RF_ACT WIFI_GPIO1 GPIO/PTA_STATUS 470R WIFI_GPIO2 GPIO/PTA_FREQ 0.5A...
- Page 24 xcore.ai Explorer v2 Board Manual USB CONNECTOR VBUS_DETECT VBUS DBG_USB_D_N USB_VDD33 X0D00 220K DBG_QSPI_CS_N DBG_USB_D_P X0D01 USB_VDD18 100K DBG_QSPI_D0 X0D04 DBG_QSPI_D1 VDDIOB18 X0D05 0V9_DBG DBG_QSPI_D2 VDDIOB18 X0D06 DBG_QSPI_D3 10118193 VDDIOL X0D07 VDDIOR DBG_QSPI_CLK VDDIOT X0D10 100R X0D11 RST_N VBUS_DETECT X0D29 600R X0D30 0.3A...
- Page 25 Xmos Ltd. is the owner or licensee of this design, code, or Information (collectively, the “Information”) and is providing it to you “AS IS” with no warranty of any kind, express or implied and shall have no liability in relation to its use. Xmos Ltd.
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