start
Welcome to Retro Watch Company WiKi
Forum
Developer Portal (getting started)
Hardware Design
Main CPU:
Nordic nRF5340 128/64
MHz Arm Cortex-M33 application processor with 1
MB Flash & 512 KB RAM
64
MHz Arm Cortex-M33 ultra low power network processor with 256 KB Flash & 64 KB RAM
Bluetooth Low Energy
Bluetooth Direction Finding
Bluetooth mesh, Thread, Zigbee
Graphics Processor:
Efinix T20 FPGA with capabilities similar to Super Nintendo and Gameboy Advance
128KB of ram
20K Logic elements
4 background layers with 16/256 colors per 8×8 tile + an overlay layer for smart watch features
256 sprites
Hardware scaling and rotation of sprites and backgrounds
Translucency
Screen:
1.54“ 60hz 240×240 (or 320×320)
screen is driven by the MCU when in watch mode and by the FPGA when in game mode
Smart Watch Features:
Notifications/vibrations
Pedometer
Compass
Microphone and Speaker
Ambient Light Sensor
User apps
start.txt · Last modified: 2021/11/17 14:21 by jason