Services

System services built on top of the drivers (pbl/services). More...

Modules
	Accelerometer manager
	Shares the accelerometer between subscribers.
	Activity
	Step counting, sleep tracking, activity sessions and health metrics.
	Alarms
	User alarms, persisted across resets.
	Analytics
	Firmware metrics collected into periodic heartbeats.
	Animation service
	System resources used by the applib animation module.
	App cache
	Tracks the applications whose binaries are stored on the watch.
	App fetch endpoint
	Fetches app binaries from the phone.
	App glances
	App glances: per-app slices shown in the launcher.
	App inbox service
	Passes variable-length messages from a kernel service into an app-provided buffer.
	App message
	Sending of app Pebble Protocol messages queued in the app outbox.
	App outbox service
	Passes variable-length messages from an app buffer to a kernel service.
	Audio endpoint
	Streams encoded audio frames from the watch to the phone.
	Battery
	Battery state of charge, charger state and power state handling.
	BlobDB
	Key/value databases the phone synchronizes with the watch.
	Bluetooth services
	Firmware-side Bluetooth management on top of the Bluetooth stack.
	Boot splash
	Splash screen shown while the firmware boots.
	Clock
	Wall clock time, timezone and user-facing time formatting.
	Communication sessions
	Pebble Protocol sessions with the phone.
	Compositor
	Composes the app framebuffer and modal windows into the display framebuffer.
	Contacts
	Contacts stored in the contacts database by the phone.
	Data logging
	Sessions of fixed-size items persisted to flash and spooled to the phone.
	Debounced connection service
	Hides short phone disconnections from apps.
	Compass
	Magnetometer-based compass heading.
	Event service
	Fans out kernel events to the tasks subscribed to them.
	Evented timers
	Timers whose callbacks run on the registering task's event loop.
	Filesystem
	Pebble File System (PFS) on the external NOR flash.
	Firmware update
	Tracks a firmware update pushed by the phone.
	Get bytes
	Transfer of core dumps, files and raw flash from the watch to the phone.
	Heart rate monitor
	Shared access to the optical heart rate sensor (BPM, HRV and SpO2).
	Internationalization
	Translates firmware strings with the installed language pack.
	PRF idle watchdog
	Shuts down an idle watch running the recovery firmware.
	Image fetch
	Fetches images from the phone.
	IMU
	IMU definitions shared by the motion sensor services.
	Backlight
	Backlight state machine.
	Music
	Now-playing metadata cache and media control.
	Music endpoint
	Pebble Protocol music backend for Music.
	New timer
	Timers and deferred work run on the high priority NewTimer task.
	Notifications
	Notification storage, alerting policy and Do Not Disturb.
	Orientation manager
	Rotate display and input devices to match the display orientation preference.
	Persist
	Per-app persistent key-value stores.
	Phone calls
	Incoming call handling.
	Phone endpoint
	Pebble Protocol phone control endpoint (0x21).
	Ping
	Periodic ping to the phone, reporting whether the watch is idle.
	Remote polling
	Periodic "poll services" requests to the phone app.
	PRF update
	Installation of a new recovery firmware (PRF).
	Process management
	Storage of installed app and worker binaries.
	Protobuf log
	Protobuf payloads of measurements or events sent to the phone.
	Put bytes
	Transfer of firmware, resources, apps and files from the phone to the watch.
	Registry endpoint
	Pebble Protocol registry endpoints.
	Regular timers
	Callbacks run every N seconds or every N minutes.
	Runlevels
	Global switch of the system operating mode.
	Send text
	Availability of the Send Text app.
	Service initialization
	Boot-time initialization of all services.
	Settings files
	Atomic key-value store on top of PFS.
	Shared PRF storage
	Bluetooth pairing and settings shared between the recovery (PRF) and normal firmware.
	Speaker
	Plays notes, tones, polyphonic tracks and PCM streams on the speaker.
	Stationary mode
	Low power mode entered when the watch is not moving.
	System task
	Low priority background task (KernelBG) running deferred work.
	Tick timer
	Source of the PEBBLE_TICK_EVENT.
	Time
	Timezone, DST and local time conversions.
	Timeline
	Pins, notifications and reminders, their attributes, actions and layouts.
	Timezone database
	Read access to the timezone database stored in resources.
	Touch
	Touchscreen input: raw touch and gesture events, navigation gating and injection.
	Vibe patterns
	Vibration motor sequencing and strength control.
	Vibe scores
	Vibration patterns stored as resources, and their selection per alert type.
	Voice
	Dictation sessions: microphone capture, Speex encoding and transcription by the phone.
	Voice endpoint
	Pebble Protocol voice control endpoint (11000).
	Wakeup
	Scheduled app launches.
	Weather
	Weather forecasts sent by the phone.

Detailed Description

System services built on top of the drivers (pbl/services).