# Change History

This table provides a summary of documentation changes made with each release.

Release | Summary of Documentation Changes
--- | ---
1.12 | RSL15 Hardware Reference: Several minor updates RSL15 Firmware Reference: New API documented
1.11 | RSL15 Hardware Reference: Several minor updates RSL15 Getting Started Guide: RSL Mobile screenshots updated Developer's Guide: Note added re.adding custom defines to CMSIS-based projects PDF Documentation: Format of cross-references to figures and tables updated for clarity
1.10 | RSL15 Hardware Reference: SPI waveform timing diagrams added RC oscillator trimming range percentage updated RSL15 Firmware Reference: Character limit of circular buffer used with swmTrace for UART printing documented HTML Documentation: Menu button for viewing navigation on narrow screens made visible
1.9 | RSL15 Hardware Reference: SPI clock frequency limits updated RSL15 Getting Started Guide: "Viewing Peripheral Registers with the onsemi IDE" section updated Device Firmware Update (DFU) Guide: "Working with ble_peripheral_server_fota" section updated
1.8 | RSL15 Hardware Reference: Clock block diagram updated RSL15 Getting Started Guide: Minor updates, including the latest EVB photo RSL15 Firmware Reference: Definition of ke_timer_set() updated BLE_Baseband_Sleep() parameters clarified
1.7 | RSL15 Hardware Reference: Deep Sleep Mode removed from Power Modes and Timing sections, as it is no longer supported Always-on PWM clock description corrected Purpose of the ACS_RTC_CFG_CLK_SRC_SEL field in the ACS_RTC_CFG register clarified EXTCLK added to clock overview diagram Instructions for saving and restoring DMA channels added RSL15 Getting Started Guide: "RSL15 Central" mobile app renamed "RSL Central" EVB photo updated to latest version RSL15 Developer's Guide: Selection to specify NCV-RSL15 Automotive product added Device Firmware Update Guide: Cross-reference to vector table in FOTA section added in Bootloader section General: Broken link to Community Forum fixed
1.6 | RSL15 Hardware Reference: SLOWCLK required speed of exactly 1 MHz documented Updates to Bluetooth Low Energy Baseband Controller chapter RSL15 Firmware Reference: Arm Cryptocell-312 function non-reentrance documented ke_timer_set description clarified re. periodicity. RSL15 Developer's Guide: Recommendation to use newlib-nano added Secure Bootloader Guide: Correct version now being produced Security User's Guide: Rearranged to eliminate excessive heading levels General: Oversized fonts in tables and code sections fixed Broken link to RSL15 onsemi webpage fixed
1.5 | RSL15 Getting Started Guide: Now-obsolete Debug Launch Configuration section removed RSL15 Hardware Reference: LSAD information updated Clock distribution updates SAR-ADC information updated RSL15 Firmware Reference: Supported data types documented Method for checking stack memory amount added Device Firmware Update (DFU) Guide: Location of udpater.py script clarified General: PDF versions of manuals produced in addition to HTML documentation set
1.4 | RSL15 Hardware Reference: Flash copier destination register documentation clarified Bluetooth Low Energy Metrics Collection details added LSAD voltage input clarified RSL15 Firmware Reference: Description of new API BLE_Set_MaxRFConnectionPwr() added Device Firmware Update (DFU) Guide: Location of udpater.py script clarified General: Note, Important, Caution, and Warning blocks defined
1.3 | RSL15 Hardware Reference: Recommended voltage for using LDO clarified Added more details on calibrating the 32 kHz crystal oscillator More default antenna number details General: Improvements made to Search function in HTML documentation set
1.2 | RSL15 Getting Started Guide: EmbSys Register View and Peripheral Register plugins documented Minimum recommended J-Link version updated RSL15 Firmware Reference: Description of new function Device_RF_SetMaxPwrIdx() added Added guidance on reducing APP_RWIP_HEAP_DB_SIZE RAM size
1.1 | RSL15 Getting Started Guide: IAR Embedded Workbench instruction section added Minimum required J-Link version specified for all supported IDEs Location of onsemi IDE installation instructions/Release Notes specified RSL15 Hardware Reference: Warning added about bandgap voltage at extreme temperatures Added summary of ACS_AOUT_CTRL register Safe access to ACS while using the RTC documented Pull resistor details added to GPIO section Added information about minimum wakeup delay configurations Cross-references added from Hardware Reference topics to relevant information in the HAL section of the Firmware Reference RSL15 Firmware Reference: Boot options, including warm boot, documented in the Program ROM section Application Validation and Boot information added to Program ROM section Additional Bluetooth Low Energy support macros added in Bluetooth GAP section Secure Bootloader Guide: New information for Secure FOTA Device Firmware Update Guide: New information for Secure FOTA Added information for using Bluetooth Low Energy FOTA Required Android version updated RSL15 Developer’s Guide: Added section on CMSIS-Pack component structure Added section on best practices for handling faults and watchdog timer resets General: Added a note on Welcome Page to help users who cannot see the side navigation bar in HTML documentation
1.0 | Initial release of RSL15 Documentation