Digi XBee Cellular 3G Global
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Customer Release Notes
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Copyright (C) 2017, Digi International

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### Overview:

These release notes document changes made to the XBee Cellular 3G Global.

### Compatible Hardware:

* Digi XBee Cellular 3G Global

### Links:

[Product Information] https://www.digi.com/lp/digi-xbee-cellular

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### Release Version:

* 11309 - XBee Cellular 3G Global

### Release Date:

* 2017-October-09

### New Features:
* Feature Highlights
    * MicroPython XBee Sleep Control.
	* Better integration between MicroPython and XBee Sleep modes.
	* API for entering low power modes.
    * MicroPython Secondary UART.
    	* Configure DIO Lines to use as a second UART usable by 
          MicroPython.
    * I2C Master Support.
	* Pin 7 and 19 on the XBee can be used as an I2C Master bus by MicroPython.
    * Incoming TCP/UDP connections.
	* Incoming connections can be used with API, Transparent and MicroPython.
    * PWM/RSSI support.
    * SPI.
	   * The XBee can be configured as a SPI Slave device.

### Bug Fixes (XBCELL):
* 3 Failed socket attempts will no longer cause the module to leave then rejoin 
  the network.

### Known Issues / Errata:
* Module with SPI mode enabled and pending Status frames to send to the SPI 
  Master will not go to sleep.
* Transparent mode connections that are closed by timeout (TM value) will 
  sometimes show different then expected CI values.


### Release Version:

* 11308 - XBee Cellular 3G Global

### Release Date:

* 2017-June-08

### New Features:

* Initial release
* Feature Highlights
    * MicroPython!
        * On-module programmability to add local intelligence.
        * Many examples in the Digi MicroPython Programmer Guide.
        * AT commands for managing run-time behavior.
    * Digital I/O support.
    * Analog Input support.
    * API & Transparent mode
    * AT command mode
    * Bypass to raw cellular modem
    * SMS
    * TCP/UDP (up to 7 sockets)
    * TLS/TCP (up to 4 sockets)
    * Deep sleep mode.
    * Pin sleep support.
    * Cyclic sleep support.
    * Airplane mode sleep support.
    * DNS lookup command (ATLA).
    * Domain names now supported in DL command.
    * Operating Destination Address (ATOD) support.
    * SMS UTF-16/UCS-2 encoding support.
    
### Bug Fixes (XBCELL):

* None

### Known Issues / Errata:

* Incoming connections are not yet supported.
* Diversity (DV) command will be removed in future release and does not apply.