BPI-Bit-S2
BPI-Bit-S2 development board is a successor to BPI-Bit, inheriting most of the hardware functions.
IO is compatible with micro: bit and can use most peripheral accessories of micro: bit.
Support Webduino, Arduino, MicroPython & CircuitPython programming environments suitable for STEAM education.
Key features
ESP32-S2
5x5 RGB LED matrix
1 buzzer
1 thermistor sensor
2 photosensitive sensors
2 programmable keys,1 BOOT key,1 Reset key
Type-C USB interface
Size 5x5cm
The Goldfinger Edge Connector definition is fully compatible with Micro: Bit
BPI-Bit-S2 specification
MCU ESP32-S2FN4R2,Xtensa® 32 bit LX7 Single-Core Processer
Frequency 240MHz MAX
operating temperature -40℃~+85℃
ROM 128 KB
SRAM 320 KB
FLASH ROM 4 MB
PSRAM 2 MB
WIFI IEEE 802.11 b/g/n,2.4Ghz
GPIO 19 available GPIO pins have been introduced
Peripheral functions ADC,TOUCH,PWM,SPI,I2C,I2S,Pulse counter, RMT,TWAI® Controller,SD/MMC,LCD_CAMERA
External crystal 40Mhz
Buzzer 8.5x8.5mm buzzer
LED 25 WS2812 rgb LED, single line GPIO control; 1 monochrome LED, controlled by GPIO0
Photosensitive sensor 2 photosensitive sensor
Thermistor sensor 1 thermistor sensor
IO 19 pins Goldfinger IO,19 pins contacts on the back
Key 2 programmable keys,1 BOOT key,1 Reset key
USB USB Type-C interface, full-speed USB OTG, USB-ACM
Operating voltage 3.3V
Power USB Type-C input 5V, or Goldfinger IO input 3.3V power supply
Size 5 * 5 cm