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libretiny/boards/bw15/README.md
2022-12-07 17:03:41 +01:00

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# BW15
*by Ai-Thinker Co., Ltd.*
[Product page](https://docs.ai-thinker.com/_media/rtl8710/docs/bw15_datasheet_en.pdf)
- [General info](../../docs/platform/realtek/README.md)
- [Vendor datasheet](https://docs.ai-thinker.com/_media/rtl8710/docs/bw15_datasheet_en.pdf)
Parameter | Value
-------------|------------------------------------------
Board code | `bw15`
MCU | RTL8720CF
Manufacturer | Realtek
Series | AmebaZ2
Frequency | 100 MHz
Flash size | 2 MiB
RAM size | 256 KiB
Voltage | 3.0V - 3.6V
I/O | 13x GPIO, 8x PWM, 3x UART
Wi-Fi | 802.11 b/g/n
BLE | v4.2
FCC ID | [2AXVG-BW15](https://fccid.io/2AXVG-BW15)
## Usage
**Board code:** `bw15`
In `platformio.ini`:
```ini
[env:bw15]
platform = libretuya
board = bw15
framework = arduino
```
In ESPHome YAML:
```yaml
libretuya:
board: bw15
framework:
version: dev
```
## Pinout
![Pinout](pinout_bw15.svg)
## Flash memory map
Flash size: 2 MiB / 2,097,152 B / 0x200000
Hex values are in bytes.
Name | Start | Length | End
----------------|----------|-------------------|---------
Partition Table | 0x000000 | 4 KiB / 0x1000 | 0x001000
System Data | 0x001000 | 4 KiB / 0x1000 | 0x002000
Calibration | 0x002000 | 4 KiB / 0x1000 | 0x003000
(reserved) | 0x003000 | 4 KiB / 0x1000 | 0x004000
Boot Image | 0x004000 | 32 KiB / 0x8000 | 0x00C000
OTA1 Image | 0x00C000 | 992 KiB / 0xF8000 | 0x104000
OTA2 Image | 0x104000 | 992 KiB / 0xF8000 | 0x1FC000
Key-Value Store | 0x1FC000 | 8 KiB / 0x2000 | 0x1FE000
User Data | 0x1FE000 | 8 KiB / 0x2000 | 0x200000