The low power modem provides LTE and GPS connectivity and is compatible with most global LTE and NB-IoT networks. Chronos operates as a client to an external host MCU or processor, accepting AT commands and providing responses over UART or USB.
User Manual | Chronos Device Specifications 6.1 2 x 10-pin headers The diagram below shows the bottom side of Chronos: Pin # Pin Name Pin Type Description If not used Notes Vcell Power input Main power supply input Must be...
User Manual | Chronos 6.2 Castellated Pins The diagram below shows the top side of Chronos: Pin # Pin Name Pin Type Description If not used Notes DVI_WA0 Digital I/O Digital audio Leave open DVI_RX Digital output Digital audio Leave open...
>500 connector failure 8.2 Mating Connectors Chronos versions with headers may be installed into sockets on the host board. The 2 x 10-pin headers populated on the modem are Samtec TMM-110-01-T-S-SM. Refer to Samtec documentation for mating connector details. https://www.samtec.com/products/tmm Other manufacturers such as Sullins have similar offerings.
User Manual | Chronos 8.4 Recommended PCB Footprint (2 x 10-pin headers) Chronos versions with headers may be soldered directly to the host board. 8.5 Recommended PCB Footprint (Castellated pins) The recommended PCB footprint for Chronos castellated versions is given below.
Design Considerations 9.1 Power Supply Design Considerations Chronos contains the recommended power supply design, bypassing and layout to support the Telit ME310G10-W1. The end user is cautioned to ensure that the host power supply that supplies Vcell is capable of supplying 1A peaks without browning out the voltage.
10.2 Arm Mbed OS Support Embedded Planet has added a driver to the sources for Arm Mbed OS for the Telit ME310, which enables integration of Chronos into any Mbed-enabled target. Refer to the link below for the sources: https://github.com/ARMmbed/mbed-os/tree/master/connectivity/drivers/cellular/TELIT/ME310 10.3...
AT&T TRENDI: Complete Verizon ODI: In process 11.2 RoHS Compliance Chronos complies with the RoHS (Reduction of Hazardous Substances) directive of the European Union, EU Directive 2011/65/EU. 11.3 Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules.
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