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MicroPython の pyboard に新シリーズ - Pyboard D-series

20190411a_Pyboard D-series_01

MicroPython が稼働するボード pyboard に新シリーズが登場、Pyboard D-series です。Pyboard D または PyBD とも呼びます。
マイクロコントローラに STM32F7xx Cortex M7 を使用、従来の pyboard より強力になりました。また、WiFi / Bluetooth をオンボード搭載です。

現在 3モデルリリースされています。

1.SF2W (STM32F722)
 CPU 216MHz、RAM 256K
20190411a_Pyboard D-series_02

2.SF3W (STM32F723)
 CPU 216MHz、RAM 256K、ビルトイン ハイスピード USB PHY
20190411a_Pyboard D-series_03

3.SF6W (STM32F767)
 CPU 216MHz、RAM 512K、倍精度浮動小数点演算
20190411a_Pyboard D-series_04


各モデルのハードウェア構成は下記です。

20190411a_Pyboard D-series_05

20190411a_Pyboard D-series_06

20190411a_Pyboard D-series_07

20190411a_Pyboard D-series_08


Pyboard D-series Documentation


The main hardware features of SF2W:
- STM32F722IEK microcontroller
- 216 MHz Cortex M7 CPU with single-precision hardware floating point
- 512KiB internal flash ROM and 256KiB internal RAM
- 2MiB external QSPI flash with execute capabilities to extend internal flash
- Additional 2MiB external QSPI flash for user filesystem and storage
- Integrated, high-performance WiFi and Bluetooth 4.1 (classic and BLE) via Murata 1DX module (with CYW4343)
- TCP/IP and Bluetooth stacks run on the main microcontroller, fully customisable
- On-board fractal chip antenna for WiFi and Bluetooth
- uFL connector for attaching external antenna, selectable via RF switch
- Micro USB connector for power and serial communication
- Micro SD card slot, supporting standard and high capacity SD cards
- Real time clock with highly accurate pre-calibrated external oscillator
- Physical electrical connectivity via 24 through holes, and a 40+40 pin mezzanine bus connector
- 46 independent GPIO, with 24 available via through holes
- Additional 11 GPIO shared with SD card, USB, USR button, BT audio
- 2x I2Cs, 4x UARTs, 3x SPIs, 1x CAN interfaces
- 3x 12-bit analog to digital converters (ADC), available on 16 independent pins
- 2x 12-bit digital to analog converters (DAC), available on 2 independent pins
- 1x 3-colour RGB LED
- 1 reset and 1 user button
- On-board 3.3V LDO voltage regulator to supply main microcontroller
- Additional, user switchable, on-board 3.3V LDO voltage regulator to power SD card and external components
- 2 mounting points
- Custom DFU bootloader for easy upgrading of firmware

20190411a_Pyboard D-series_09

MicroPython Pyboard D-series with STM32F722 and WiFi/BT







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