Th3maz1ng/W800_Smart_Watch
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Added a list of possible accelerometers to choose from

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Anatole SCHRAMM 2022-11-14 13:53:50 +01:00
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README.md
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## Why this project : ## Why this project :
## A Smart Watch project using the Chinese W800 SOC. ## A Smart Watch project using the Chinese W800 SOC.
The W800 is a pretty interesting chip with impressive characterics : The W800 is a pretty interesting chip with impressive characteristics :
Core : ### Core :
* 32bit XT804 * 32bit XT804 CPU
* 240 Mhz frequency * 240 Mhz frequency
Memory : ### Memory :
* 2 MB on board flash * 2 MB on chip flash
* 288 KB RAM * 288 KB RAM
Wireless : ### Wireless connectivity :
* Bluetooth EDR(Classic) and BLE 4.2 * Bluetooth EDR(Classic) and BLE 4.2
* WiFi 2.4Ghz 802.11 b/g/n * WiFi 2.4Ghz 802.11 b/g/n
## Sensors : ## Sensors :
The goal is to embed the following sensors in the watch : The goal is to embed the following sensors in the watch :
* An accelerometer (for wrist tilt detection, single and double tap detection and more) * An accelerometer (for wrist tilt detection, single and double tap detection , foot step counting and more)
Possible choices :
* ADXL345
* MPU6050
* BMI160
* LSM6DS3
* A magnetometer * A magnetometer
* An air pressure/temperature sensor * An air pressure/temperature sensor (to display the altitude for example)
* BMP280
## Actuators :
* A vibration motor to notify events to the user.
## MCU Pin assignement table : ## MCU Pin assignement table :
| Pin Number | Pin Name | Type | Function | Pull UP/DOWN| Connected to | Comment | | Pin Number | Pin Name | Type | Function | Pull UP/DOWN| Connected to | Comment |