Revision history

S122 SoftDevice Specification

S122 SoftDevice Specification
Revision history
Documentation
Product overview
Application programming interface
Events - SoftDevice to application
Error handling
SoftDevice Manager
SoftDevice enable and disable
Clock source
Power management
Memory isolation
System on Chip library
System on Chip resource requirements
Hardware peripherals
Application signals – software interrupts
Programmable peripheral interconnect
SVC number ranges
External and miscellaneous requirements
Flash memory API
Multiprotocol support
Non-concurrent multiprotocol implementation
Concurrent multiprotocol implementation using the Radio Timeslot API
Request types
Request priorities
Timeslot length
Scheduling
High-frequency clock configuration
Performance considerations
Radio Timeslot API
API calls
Radio Timeslot events
Radio Timeslot signals
Signal handler return actions
Ending a timeslot in time
Signal handler considerations
Radio Timeslot API usage scenarios
Complete session example
Blocked timeslot scenario
Canceled timeslot scenario
Radio Timeslot extension example
Bluetooth Low Energy protocol stack
Profile and service support
Bluetooth Low Energy features
Limitations on procedure concurrency
Bluetooth Low Energy role configuration
Radio Notification
Radio Notification signals
Radio Notification on connection events as a Central
Radio Notification with Connection Event Length Extension
Power amplifier and low noise amplifier control configuration
Master boot record and bootloader
Master boot record
Bootloader
Master boot record and SoftDevice reset procedure
Master boot record and SoftDevice initialization procedure
SoftDevice information structure
SoftDevice memory usage
Memory resource map and usage
Memory resource requirements
Attribute table size
Role configuration
Security configuration
Vendor specific UUID counts
Scheduling
SoftDevice timing-activities and priorities
Initiator timing
Connection timing as a Central
Advanced Central connection timing
Scanner timing
Primary channel scanner timing
Connection timing with Connection Event Length Extension
Flash API timing
Timeslot API timing
Suggested intervals and windows
Interrupt model and processor availability
Exception model
Interrupt forwarding to the application
Interrupt latency due to System on Chip framework
Interrupt priority levels
Processor usage patterns and availability
Flash API processor usage patterns
Radio Timeslot API processor usage patterns
Bluetooth Low Energy processor usage patterns
Bluetooth Low Energy scanner and initiator processor usage
Bluetooth Low Energy central connection processor usage
Interrupt latency when using multiple modules and roles
Bluetooth Low Energy data throughput
Bluetooth Low Energy power profiles
Scanning event
Central connection event
SoftDevice identification and revision scheme
Master boot record distribution and revision scheme
Glossary
Acronyms and abbreviations
Legal notices

Date	Version	Description
July 2020	1.0	First release

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