pinetime-rs

Pronounced Pine-Timers, my operating system for the PineTime using rtic.

Roadmap

• rtic
  • Hardware tasks
  • Software tasks
  • GPIOTE tasks
• ST7789 display
  • Driver
  • embedded_graphics interface
• CST816S Touch controller
• XT25F32B-S 4MiB external flash
  • Buffered read/write (page-level to allow page erase)
  • Index trait interface?
• Real-Time Clock
• Bluetooth
  • Driver
  • Read battery percentage
  • Read/write datetime
  • OTA firmware update
    • Follow InfiniTime's DFU protocol?
• MCUBoot/InfiniTime bootloader support
  • Memory location (0x8000 instead of 0x0000)
  • Watchdog petting
  • Verifying firmware
• HRS3300 Heartrate Sensor
• BMA423 Accelerometer
  • Step Counter
  • Activity Recognition: Running, Walking, Still
  • Tilt-On-Wrist detection
  • Tap/Double tap interrupt (for disabled touch panel?)

Allocations

GPIOTE Interrupts

1. Push button
2. Touch panel
3. Charging state

SPI/TWI channels

0. SPIM
1. TWIM

Setup

To build and flash, simply run make. To get the RTT output, use telnet localhost 6969