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SARA-R5 Datasheet(PDF) 21 Page - u-blox AG |
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SARA-R5 Datasheet(HTML) 21 Page - u-blox AG |
21 / 43 page SARA-R5 series - Data sheet UBX-19016638 - R06 Pin definition Page 21 of 43 C1-Public No Name Power domain I/O Description Remarks 17 VUSB_DET USB I USB detect input Input for VBUS (5 V typical) USB supply sense. USB interface supported for diagnostic purpose only. See section 2.5.2 for functional description. See section 4.2.11 for detailed electrical specs. Provide test point for diagnostic purposes. 18 RESET_N GDI I External reset input Internal active pull-up. See section 2.3.3 for functional description. See section 4.2.7 for detailed electrical specs. Provide test point for diagnostic purposes. 19 GPIO6 GDI I/O GPIO / Time pulse output Configurable GPIO, alternatively configurable as output providing accurate time reference. See section 2.7 for functional description. See section 4.2.9 for detailed electrical specs. 20 GND - N/A Ground All the GND pins must be connected to ground. 21 GND - N/A Ground All the GND pins must be connected to ground. 22 GND - N/A Ground All the GND pins must be connected to ground. 23 GPIO2 GDI I/O GPIO Configurable GPIO. See section 2.7 for functional description. See section 4.2.9 for detailed electrical specs. 24 GPIO3 GDI I/O GPIO Configurable GPIO. See section 2.7 for functional description. See section 4.2.9 for detailed electrical specs. 25 GPIO4 GDI I/O GPIO / External GNSS time stamp of external interrupt 6 Configurable GPIO, alternatively configurable as output indicating the generation of an URC time stamp. See section 2.7 for functional description. See section 4.2.9 for detailed electrical specs. 26 SDA DDC I/O I2C bus data line Fixed open drain. Internal active pull-up. See section 2.5.5 for functional description. See section 4.2.10 for detailed electrical specs. Provide test point for diagnostic purposes. 27 SCL DDC O I2C bus clock line Fixed open drain. Internal active pull-up. See section 2.5.5 for functional description. See section 4.2.10 for detailed electrical specs. Provide test point for diagnostic purposes. 28 USB_D- USB I/O USB Data Line D- 90 nominal differential impedance. Pull-up, pull-down and series resistors, as required by the USB 2.0 specifications [9], are part of the USB pin driver and shall not be provided externally. USB interface supported for diagnostic purpose only. See section 2.5.2 for functional description. See section 4.2.11 for detailed electrical specs. Provide test point for diagnostic purposes. 29 USB_D+ USB I/O USB Data Line D+ 90 nominal differential impedance. Pull-up, pull-down and series resistors, as required by USB 2.0 specifications [9], are part of the USB pin driver and shall not be provided externally. USB interface supported for diagnostic purpose only. See section 2.5.2 for functional description. See section 4.2.11 for detailed electrical specs. Provide test point for diagnostic purposes. 6 Not supported by SARA-R510M8S modules |
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