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Contains dimensional and tolerance notes, material/finish references, and overall drawing metadata such as designer, engineer, drawing number, revision, and sheet 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LGND).",{"name":69,"@type":60,"acceptedAnswer":70},"What interfaces and debug access are provided?",{"text":71,"@type":63},"The board includes Ethernet (TX+/TX, RX+/RX), Micro USB OTG and USB host connectors, a Mini HDMI display connector, and a debug header that maps multiple debug signals including JTAG-style lines (TRST, TMS, TDO, TCK, TDI) plus ground.","https://schema.org",{"og:url":32,"og:type":74,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":76,"canonical":32},"index,follow",{"doc_id":78,"site_id":7},664003,1793236187,{"code":4,"msg":81,"data":82},"success",[83,87,91,95,100,104,109,114,119,122,126],{"id":22,"doc_module":4,"doc_module_name":25,"category_name":84,"show_sort_weight":85,"slug":86},"Story & 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2 Edge Power (5VDC-30VDC) Pin 3 COM 1 RX / RX+\u003Cbr>Pin 4 COM 1 /CTS / RXPin 5 COM 1 TX / TXPin 6 COM 1 /RTS / TX+ Pin 7 GND\u003Cbr>Pin 8 GND\u003Cbr>Pin 9 COM 2 RX\u003Cbr>Pin 10 COM 2 /CTS\u003Cbr>Pin 11 COM 2 TX\u003Cbr>Pin 12 COM 2 /RTS\u003Cbr>Pin 13 COM 3 RX\u003Cbr>Pin 14 GND\u003Cbr>Pin 15 COM 4 TX\u003Cbr>Pin 16 GND\u003Cbr>Pin 17 COM 4 RX\u003Cbr>Pin 18 COM 5 CD\u003Cbr>Pin 19 COM 4 TX\u003Cbr>Pin 20 COM 5 DTR\u003Cbr>Pin 21 COM 5 RX\u003Cbr>Pin 22 COM 5 /CTS\u003Cbr>Pin 23 COM 5 TX\u003Cbr>Pin 24 COM 5 /RTS\u003Cbr>P2-Analog I/O\u003Cbr>Molex Milli-Grid 87833-2020\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>1\u003Cbr>2 3\u003Cbr>4 5\u003Cbr>6 7\u003Cbr>8 9\u003Cbr>10\u003Cbr>11\u003Cbr>12\u003Cbr>13\u003Cbr>14\u003Cbr>15\u003Cbr>16\u003Cbr>ADC + ADCAufio In RGND Audio In LGND Audio Out RGND Audio Out L\u003Cbr>ADC 2 ADC 3 ADC 4 ADC 5 ADC 6 ADC 7 GND\u003Cbr>P5-GPIO\u003Cbr>Molex Milli-Grid 87833-1620\u003Cbr>Pin 1 GND\u003Cbr>Pin 2 5V\u003Cbr>Pin 3 I2C SCL\u003Cbr>Pin 4 I2C SDA\u003Cbr>Pin 5 EXTPPS\u003Cbr>Pin 6 EXTHIBERNATE\u003Cbr>Pin 7 EXTWAKE\u003Cbr>Pin 8 GND\u003Cbr>Pin 9 GPIO 1\u003Cbr>Pin 10 GPIO 2\u003Cbr>Pin 11 GPIO 3\u003Cbr>Pin 12 GPIO 4\u003Cbr>Pin 13 GND\u003Cbr>Pin 14 GPIO 5\u003Cbr>Pin 15 GPIO 6\u003Cbr>Pin 16 GPIO 7\u003Cbr>Pin 17 GPIO 8\u003Cbr>Pin 18 GND\u003Cbr>Pin 19 GND\u003Cbr>Pin 20 3V\u003Cbr>P6-Ethernet\u003Cbr>Samtec TFM-105-01-L-D-RE1-WT\u003Cbr>Pin 1 ETH TX+\u003Cbr>Pin 2 ETH TXPin 3 ETH RX+\u003Cbr>Pin 4 nc\u003Cbr>Pin 5 nc\u003Cbr>Pin 6 ETH RX\u003Cbr>Pin 7 nc\u003Cbr>Pin 8 nc\u003Cbr>Pin 9 nc\u003Cbr>Pin 10 nc\u003Cbr>P7-Display \u003Cbr>Samtec Mini HDMI\u003Cbr>P3-USB OTG\u003Cbr>Micro USB AB\u003Cbr>P4-USB Host\u003Cbr>Micro USB AB\u003Cbr>J5-Debug\u003Cbr>Samtec MEC6-120-02-X-D-RA1\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>Pin\u003Cbr>1\u003Cbr>2 3\u003Cbr>4 5\u003Cbr>6 7\u003Cbr>8 9\u003Cbr>10\u003Cbr>11\u003Cbr>12\u003Cbr>13\u003Cbr>14\u003Cbr>15\u003Cbr>16\u003Cbr>17\u003Cbr>18\u003Cbr>19\u003Cbr>20\u003Cbr>21\u003Cbr>22\u003Cbr>23\u003Cbr>24\u003Cbr>25\u003Cbr>26\u003Cbr>27\u003Cbr>28\u003Cbr>29\u003Cbr>30\u003Cbr>31\u003Cbr>32\u003Cbr>33\u003Cbr>34\u003Cbr>35\u003Cbr>36\u003Cbr>37\u003Cbr>38\u003Cbr>39\u003Cbr>40\u003Cbr>GND\u003Cbr>DEBUG 1\u003Cbr>DEBUG 17 GND\u003Cbr>GND\u003Cbr>DEBUG 2\u003Cbr>DEBUG 18 GND\u003Cbr>GND\u003Cbr>DEBUG 3\u003Cbr>DEBUG 19\u003Cbr>DEBUG 4\u003Cbr>DEBUG 20\u003Cbr>DEBUG 5 GND DEBUG 6\u003Cbr>DEBUG 21\u003Cbr>DEBUG 7 GND DEBUG 8\u003Cbr>DEBUG 22 GND\u003Cbr>GND DEBUG 9 TRST DEBUG 10 TMS DEBUG 11 TDODEBUG 12 GND DEBUG 13 TDI DEBUG 14 GND DEBUG 15 TCKDEBUG 16 2.5VGND | \u003Cbr>|  |  |  |  |  |  | B\u003Cbr>|\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| \u003Cbr>A |  |  |  |  |  |  |  |  | \u003Cbr>A |\n|  |  | Unless Otherwise Noted:\u003Cbr>1. Tolerances:  Decimal   Angular\u003Cbr>.XX ± 0.01 ± 1 Deg\u003Cbr>.XXX ± 0.005\u003Cbr>2. Dimensions are in Inches\u003Cbr>3. Break All Sharp Edges\u003Cbr>4. Surface Finishes Critical for O-Ring Surfaces\u003Cbr>5. Material:\u003Cbr>6. Finish: |  | |  | Woods Hole Oceanographic Institution Acoustic Communications Group\u003Cbr>86 Water Street, Dept. 4 MS 18, Woods Hole, MA 02543 |  |  |  |\n|  |  |  |  | Drawing Title:\u003Cbr>Gumstix Overo, Interface Board |  |  |  |  |  |\n|  |  | Designer:\u003Cbr>Keenan Ball | 6/2/2010 | Size: B | Cage Code: 88846 |  | Drawing Number: 205049-ASM | Rev: B |  |\n|  |  | Engineer:\u003Cbr>Keenan Ball | 6/2/2010 |  |  |  |  |  |  |\n|  |  |  |  | Sheet 2 of 2 |  |  |  |  |  |\n\n4  \n3  \n2  \n1","cbCaickB1bV5RdsU","https://ap.wps.com/l/cbCaickB1bV5RdsU","pdf",1239954,"English","# Pin Assignments\n## Power and Serial I/O\n## Analog I/O\n## GPIO\n## Ethernet\n## Display\n## USB OTG and USB Host\n## Debug Connector\n# Drawing Information","[{\"question\":\"What power and serial I/O signals are defined on the board?\",\"answer\":\"The drawing lists Molex Milli-Grid power and COM port assignments, including GND, Edge Power (5VDC-30VDC), and RX/TX lines with related handshake signals (/CTS, /RTS, /CTS, /RTS) for multiple COM channels.\"},{\"question\":\"Which analog and audio signals are included?\",\"answer\":\"It specifies analog inputs labeled ADC channels (ADC 2 through ADC 7) and audio-related connections such as Audio In/Audio Out for right and left channels, along with their GND references (RGND and LGND).\"},{\"question\":\"What interfaces and debug access are provided?\",\"answer\":\"The board includes Ethernet (TX+/TX, RX+/RX), Micro USB OTG and USB host connectors, a Mini HDMI display connector, and a debug header that maps multiple debug signals including JTAG-style lines (TRST, TMS, TDO, TCK, TDI) plus ground.\"}]","Gumstix Overo - Interface Board - Drawing | PDF"]