Documentation History

This page shows the history of significant updates to the Bluetooth Xpress documentation set. It is possible that minor edits, such as correction of typos may occur without being listed here.

September 2020

• Release firmware version 1.3.2482.0 for BGX220P
• Release firmware version 1.3.2653.2 for BGX220S
• Fix documentation errors

August 2020

• Fix minor documentation error
• Replace BGX13 with BGX device to accomodate product releases

July 2020

• Fix minor documentation errors

June 2020

• Updates for firmware version 1.2.2376.1
• Update Throughput results
• Update Current Consumption
• Add more information about usage of RTS pin for FlowControl Signals

October 2019

• Add more information to Getting Started page.

September 2019

• Updates for firmware version 1.2.2045.0
  • Update sy i s variable for additional blink state
  • Update sy r e variable to add restricted remote mode
  • Add new variable sy r p for remote access password
  • Add new variable sy o p for OTA password
  • Update rbmode command for remote access password
  • Add new Remote Access Restrictions section to Security page
  • Add Mode Characteristic section to BLE services page to describe new password feature
  • Add send command
  • Add xpr argument to adv command
  • Add <name> , xpr , [<threshold>] , and params arguments to con command
  • Add xpr and [<threshold>] arguments to scan command
  • Add xpr to list of possible bl v p values
  • Add bl v x d and bl v x i variables to control Xpress mode advertising
  • Add new uevt triggers:
    • any
    • boot
    • con
    • dct
    • lo_long
    • lo_short
    • hi_long
    • hi_short
  • Add uf l p variable to distinguish between long- and short-presses on ufu_level inputs
  • Allow multiple user functions to be assigned to the same event trigger on the same ufu_level input pin with the uevt command
  • Enable Notification and Indication on the Peripheral Rx Characteristic of the Xpress Streaming Service
  • Enable Write and Write Without Response on the Peripheral Tx Characteristic of the Xpress Streaming Service
  • Add support for Service Changed Indications and GATT Caching
  • Add Xpress Streaming Service Flow Control section
  • Add application example for Xpress Connect demo

June 2019

• Add Downgrade Considerations
• Add an Error Codes table
• Add details to Xpress Streaming Service Characteristics about the size of each characteristic
• Fix some problems with the blink example for the variable sy i s

May 2019

• Updated BGXpress Mobile Framework documentation for version 2.1 of the framework .
• Add production version history to release notes
• Add new entry to FAQ about breakout sequence
• Add throughput results for iOS
• Fix minor typos

April 2019

• Updates for firmware version 1.1.1524.1
  • Throughput results updated
  • Meaning of System Sleep Mode variable ( sy s m ) clarified
  • Updated Power Modes Diagram
  • Increased Active Mode Current Consumption when UART baud rate > 9600 bps from ~3.25 mA to ~3.5 mA
  • Added Current Consumption section displaying average typical current consumption values.
  • Updated firmware release notes
• Updated BGXpress Mobile Framework documentation for version 2.0 of the framework .
• Add section about deployment security

March 2019

• Minor link fixes
• Moved Xpress framework docs to new URL scheme . Old links will be redirected. This change does not affect content.

February 2019

• Updates for firmware version 1.1.1229.0
  • Add new <BD_ADDRESS> parameter to clrb command
  • Update gdis command functionality
  • Add new command rssi
  • Add new option and change default for bl e p
  • Add new variable bl p m
  • Add new Coded PHY options to bl p p
  • Add new variable bl v p
  • Default product name change for sy i p
• Update sy i s variable description to indicate that the maximum value for each pattern tick is 0xFF (25.5 s), not 0x7F (12.7 s) as was previously stated.
• General improvements on security page
• Fix error in timing explanation for bu s s variable
• Add new page about a BGX-to-BGX application example
• Add Throughput page

January 2019

• Fix minor documentation errors for variables gp u and uf u
• Clarify that changing ua b and ua f variables also requires use of uartu command
• Add firmware release notes
• Add page about updating firmware
• Add page about CP2102N product string customization
• Add explanation of version fields for the ver command

December 2018

• Fix broken links
• Minor formatting fixes
• Add missing documentation about ufu_level for gfu command
• Add section about hardware flow control
• Add section about serial port firmware update (DEPRECATED LINK)
• Add clarification about packet length to Xpress Streaming Service
• Add clarification about which devices are found by scan command
• Add clarification about number of remembered devices in Bluetooth Xpress and Bonding
• Clarify relationship between use of str_select GPIO signal and bu i and bu s c variables
• Clarify meaning of power levels for bl t c variable
• Clarify use of wildcards in sy d n variable
• Added several new entries to FAQ
• Add application example for temperature sensor demo

Late October 2018

• Fix numerous broken links
• Add information about breakout sequence data rate limitations
• Updates on Security page to better explain bonding and pairing
• Add section on Security page about Solving Connection Problems
• Add Frequently Asked Questions

September 2018

Original publication of Bluetooth Xpress documentation at https://docs.silabs.com/bgx